[{"data":1,"prerenderedAt":1375},["ShallowReactive",2],{"\u002Farticles\u002Fequal-payment-vs-equal-principal":3,"articles-overview":90},{"id":4,"title":5,"author":6,"body":7,"category":71,"date":72,"description":73,"extension":74,"meta":75,"navigation":76,"path":77,"readingMinutes":78,"seo":79,"sources":80,"stem":87,"updated":88,"__hash__":89},"articles\u002Farticles\u002F本息平均與本金平均差在哪.md","本息平均與本金平均差在哪？用月付變化看懂兩種還款方式","安居房貸試算編輯團隊",{"type":8,"value":9,"toc":64},"minimark",[10,14,18,21,24,27,30,33,36,49,58],[11,12,13],"p",{},"房貸最常見的還款方式是「本息平均攤還」與「本金平均攤還」。兩者都會在約定期間內還清貸款，但每月負擔與總利息並不相同。",[15,16,17],"h2",{"id":17},"本息平均攤還",[11,19,20],{},"在利率不變的前提下，每月繳款金額大致固定。還款初期的利息占比較高，隨著本金逐漸降低，後期償還的本金占比會增加。",[11,22,23],{},"這種方式的優點是現金流容易安排，適合希望每月支出穩定的人。",[15,25,26],{"id":26},"本金平均攤還",[11,28,29],{},"每月償還固定本金，利息則依剩餘本金計算。因此第一個月的負擔最高，之後月付金會逐月下降。",[11,31,32],{},"由於本金下降速度較快，通常總利息會少於本息平均，但前期需要承擔較高的月付金。",[15,34,35],{"id":35},"怎麼選比較適合",[37,38,39,43,46],"ul",{},[40,41,42],"li",{},"收入穩定、重視每月預算可預測性，可以先評估本息平均。",[40,44,45],{},"現在現金流較充裕，希望降低長期利息，可以比較本金平均。",[40,47,48],{},"不要只看第一個月月付，也要比較完整期間的總利息。",[11,50,51,52,57],{},"你可以使用",[53,54,56],"a",{"href":55},"\u002Fmortgage-calculator","房貸試算器","，用相同貸款金額與利率切換兩種還款方式，直接查看差異。",[59,60,61],"blockquote",{},[11,62,63],{},"本文為一般觀念整理，不構成個別貸款或財務建議。實際還款條件以金融機構契約為準。",{"title":65,"searchDepth":66,"depth":66,"links":67},"",2,[68,69,70],{"id":17,"depth":66,"text":17},{"id":26,"depth":66,"text":26},{"id":35,"depth":66,"text":35},"還款方式","2026-07-29","比較本息平均與本金平均的月付金變化、總利息與現金流差異，了解哪一種方式較適合自己。","md",{},true,"\u002Farticles\u002Fequal-payment-vs-equal-principal",6,{"title":5,"description":73},[81,84],{"name":82,"url":83},"臺灣土地銀行｜貸款還款方式說明","https:\u002F\u002Fwww.landbank.com.tw\u002FCalculate\u002FRepayment",{"name":85,"url":86},"銀行法規資料","https:\u002F\u002Flaw.banking.gov.tw\u002FChi\u002FFLAW\u002FFLAWDAT0202.aspx?lsid=FL075099","articles\u002F本息平均與本金平均差在哪","2026-08-20","nN8Yx6qnYSZNHkPEEtaELQzJafrvOue4SsC-bKwJsAk",[91,501,874,1198,1243,1312],{"id":92,"title":93,"author":6,"body":94,"category":487,"date":488,"description":489,"extension":74,"meta":490,"navigation":76,"path":491,"readingMinutes":492,"seo":493,"sources":494,"stem":499,"updated":88,"__hash__":500},"articles\u002Farticles\u002F理財型房貸是什麼動用100萬一個月利息多少.md","理財型房貸是什麼？動用 100 萬一個月利息多少、適合誰？",{"type":8,"value":95,"toc":466},[96,116,120,134,138,147,150,217,221,228,281,284,290,304,308,311,370,373,377,380,387,391,396,399,403,410,414,417,421,424,428,434,438,442,445,449,452,456,459,463],[11,97,98,99,103,104,107,108,111,112,115],{},"理財型房貸不是「核到多少額度，就要立刻付多少利息」。以動用 ",[100,101,102],"strong",{},"100 萬元","、年利率 ",[100,105,106],{},"3%","、連續動用 ",[100,109,110],{},"30 天","為例，按日計息的利息約為 ",[100,113,114],{},"2,466 元","；未動用的額度通常不會產生這筆借款利息。不過，實際利率、額度、費用與還款安排都以銀行核定及契約為準。",[15,117,119],{"id":118},"tldr","TL;DR",[37,121,122,125,128,131],{},[40,123,124],{},"理財型房貸通常是以房屋設定擔保取得可循環動用的額度；已還的本金或可用擔保價值，可能成為可再次動用的資金。",[40,126,127],{},"利息常依「實際動用餘額 × 年利率 ÷ 365 × 動用天數」計算，而不是對整筆核准額度計息；個別契約的計息與還款方式仍可能不同。",[40,129,130],{},"情境試算：動用 100 萬元、年利率 3%、30 天，利息約 2,466 元；若連續動用 365 天，簡化計算約 30,000 元。",[40,132,133],{},"彈性不等於低成本。申請前要把利率、開辦費、可否隨時清償、額度有效期間、用途與最壞情境下的還款來源一起比較。",[15,135,137],{"id":136},"理財型房貸是什麼和一般房貸差在哪","理財型房貸是什麼？和一般房貸差在哪？",[11,139,140,141],{},"一般房貸撥款後，會依約定期數攤還；已償還的本金通常不能直接再借出。理財型房貸則常把已償還的本金或核定擔保額度，設計成可以重複動用的循環額度。以玉山銀行公開的產品說明為例，已償還的房貸本金可轉為循環額度，資金可隨時動用，並採按日計息。",[53,142,146],{"href":143,"rel":144},"https:\u002F\u002Fwww.esunbank.com\u002Fzh-tw\u002Fpersonal\u002Floan\u002Fhouse\u002Ffinancial-mortgage",[145],"nofollow","玉山銀行理財型房貸說明",[11,148,149],{},"這代表它比較像一筆以不動產擔保的備用資金：需要時才動用，還款後可用額度可能恢復；但是否能循環、恢復多少額度、可用多久，都必須以個案核准與契約為準。",[151,152,153,169],"table",{},[154,155,156],"thead",{},[157,158,159,163,166],"tr",{},[160,161,162],"th",{},"比較項目",[160,164,165],{},"一般房貸",[160,167,168],{},"理財型房貸（常見設計）",[170,171,172,184,195,206],"tbody",{},[157,173,174,178,181],{},[175,176,177],"td",{},"資金取得",[175,179,180],{},"撥款後依契約使用",[175,182,183],{},"在核定額度內，依銀行約定動用",[157,185,186,189,192],{},[175,187,188],{},"已還本金",[175,190,191],{},"通常不會自動變成可再借資金",[175,193,194],{},"可能恢復為可循環動用額度",[157,196,197,200,203],{},[175,198,199],{},"利息計算焦點",[175,201,202],{},"剩餘貸款本金與攤還期數",[175,204,205],{},"實際動用餘額與動用天數",[157,207,208,211,214],{},[175,209,210],{},"適合先確認的事",[175,212,213],{},"月付金、年限、還款方式",[175,215,216],{},"利率、按日計息、額度條件、還款來源與費用",[15,218,220],{"id":219},"動用-100-萬一個月利息多少","動用 100 萬一個月利息多少？",[11,222,223,224,227],{},"以下是",[100,225,226],{},"教學情境","，不是任何銀行的報價：假設動用 1,000,000 元，年利率固定 3%，連續動用 30 天，且不計開辦費、帳務費、違約金或其他費用。",[151,229,230,241],{},[154,231,232],{},[157,233,234,237],{},[160,235,236],{},"項目",[160,238,240],{"align":239},"right","情境值",[170,242,243,251,258,265,273],{},[157,244,245,248],{},[175,246,247],{},"實際動用餘額",[175,249,250],{"align":239},"1,000,000 元",[157,252,253,256],{},[175,254,255],{},"年利率",[175,257,106],{"align":239},[157,259,260,263],{},[175,261,262],{},"動用天數",[175,264,110],{"align":239},[157,266,267,270],{},[175,268,269],{},"按日利息",[175,271,272],{"align":239},"約 82.19 元",[157,274,275,278],{},[175,276,277],{},"30 天利息",[175,279,280],{"align":239},"約 2,466 元",[11,282,283],{},"簡化公式如下：",[11,285,286],{},[287,288,289],"code",{},"利息 = 實際動用餘額 × (年利率 ÷ 365) × 動用天數",[11,291,292,293,296,297,299,300],{},"代入後為：",[287,294,295],{},"1,000,000 × (0.03 ÷ 365) × 30 ≈ 2,465.75","，顯示時四捨五入為 ",[100,298,114],{},"。玉山銀行目前的產品頁亦以「動用餘額 ×（年利率 ÷ 365）× 動用期間」說明按日利息的計算架構；實際計息天數、取整與付款日仍須看契約。",[53,301,303],{"href":143,"rel":302},[145],"理財型房貸利息計算說明",[15,305,307],{"id":306},"動用天數拉長成本怎麼變","動用天數拉長，成本怎麼變？",[11,309,310],{},"同樣以 100 萬元、年利率 3% 的教學假設比較：",[151,312,313,326],{},[154,314,315],{},[157,316,317,320,323],{},[160,318,319],{},"動用期間",[160,321,322],{"align":239},"利息約為",[160,324,325],{},"解讀",[170,327,328,339,348,359],{},[157,329,330,333,336],{},[175,331,332],{},"7 天",[175,334,335],{"align":239},"575 元",[175,337,338],{},"適合檢視短期週轉是否真的有明確還款來源",[157,340,341,343,345],{},[175,342,110],{},[175,344,114],{"align":239},[175,346,347],{},"不含任何額外費用的按日利息情境",[157,349,350,353,356],{},[175,351,352],{},"90 天",[175,354,355],{"align":239},"7,397 元",[175,357,358],{},"資金占用時間拉長，利息持續累積",[157,360,361,364,367],{},[175,362,363],{},"365 天",[175,365,366],{"align":239},"30,000 元",[175,368,369],{},"已接近以 3% 年利率持有一整年的成本",[11,371,372],{},"這張表只比較利息，不表示應該動用額度。若是拿去投資，投資報酬不保證高於借款成本，且本金與利息仍須依契約償還；不要把「可以循環動用」誤認為沒有還款壓力。",[15,374,376],{"id":375},"理財型房貸適合誰先看資金用途與還款來源","理財型房貸適合誰？先看資金用途與還款來源",[11,378,379],{},"理財型房貸的價值在於資金調度彈性，而不是單純追求最高額度。較適合評估的情境包括短期、金額與還款來源都明確的周轉需求，例如已知日期的營運款項、裝修分期支出或家庭緊急備用金規劃。",[11,381,382,383],{},"反過來說，若資金用途不明、沒有可預期的還款來源，或只是想用借款放大投資部位，就應特別保守。房屋是擔保品，當現金流失衡時，風險不只是一筆利息支出。銀行也會依不動產條件、收入、信用與授信政策決定是否核貸、額度與利率；公開產品頁所列條件不等於每位申請人都能取得相同條件。",[53,384,386],{"href":143,"rel":385},[145],"玉山銀行注意事項",[15,388,390],{"id":389},"申請前的注意事項不要只問利率","申請前的注意事項：不要只問利率",[392,393,395],"h3",{"id":394},"_1-問清楚未動用額度與動用後餘額的規則","1. 問清楚「未動用額度」與「動用後餘額」的規則",[11,397,398],{},"確認可用額度怎麼計算、還款後何時恢復、額度是否有有效期間，以及銀行是否會依契約或授信狀況調整。不要只以最初核准的數字安排資金。",[392,400,402],{"id":401},"_2-看完整費用與清償限制","2. 看完整費用與清償限制",[11,404,405,406],{},"除借款利息外，可能還有開辦、帳管、設定或其他費用；提前清償也可能有不同方案或限制。以玉山銀行公開資料為例，其理財型房貸頁列有費用及「得隨時清償」與「限制清償期間」兩種安排，這些都是比較產品時應取得書面確認的項目。",[53,407,409],{"href":143,"rel":408},[145],"產品費用與提前清償說明",[392,411,413],{"id":412},"_3-利率變動時仍繳得出來嗎","3. 利率變動時，仍繳得出來嗎？",[11,415,416],{},"若契約採機動利率，利息成本會隨利率或計價基礎調整。先用比目前利率更高的情境，估算一段時間仍未還款時的利息，並保留生活支出與緊急預備金的空間。",[392,418,420],{"id":419},"_4-不要把理財型房貸當成投資報酬保證","4. 不要把理財型房貸當成投資報酬保證",[11,422,423],{},"借款成本是確定要支付的，投資收益與變現時間卻不確定。若用途涉及投資，至少把最壞情境寫清楚：投資沒有收益、資產一時無法賣出時，將用哪一筆收入或資產償還本金與利息。",[15,425,427],{"id":426},"先試算一般房貸的固定負擔再判斷可用額度","先試算一般房貸的固定負擔，再判斷可用額度",[11,429,430,431,433],{},"理財型房貸的按日利息需要依銀行契約核對；但在評估整體住房負擔時，仍應先把既有或新增的一般房貸月付金算清楚。可在本站",[53,432,56],{"href":55},"輸入貸款金額、年限、利率與還款方式，比較每月本息、總利息與升息壓力測試。這項工具適合試算一般房貸，不能取代理財型房貸的實際按日計息或銀行正式帳單。",[15,435,437],{"id":436},"faq","FAQ",[392,439,441],{"id":440},"理財型房貸沒動用也要付利息嗎","理財型房貸沒動用也要付利息嗎？",[11,443,444],{},"常見設計是就實際動用餘額按日計息，因此未動用額度通常不會產生這筆借款利息；但仍要確認是否有帳務、開辦或其他費用，以及你的契約如何約定。",[392,446,448],{"id":447},"理財型房貸可以隨借隨還嗎","理財型房貸可以隨借隨還嗎？",[11,450,451],{},"許多產品主打循環動用與隨時清償，但可用管道、額度恢復、是否有清償限制與有效期間會因銀行及契約而異。申請前應索取完整條款與費用表。",[392,453,455],{"id":454},"用理財型房貸投資划算嗎","用理財型房貸投資划算嗎？",[11,457,458],{},"不能只比較表面的預期報酬率。借款利息與還款義務是真實成本，投資收益則可能波動、延後或虧損。一般資訊文章無法判定個人是否適合槓桿投資；應先確認自己在沒有投資收益時的還款能力。",[392,460,462],{"id":461},"為什麼我的利息和文章範例不同","為什麼我的利息和文章範例不同？",[11,464,465],{},"範例以年利率 3%、365 天除數與固定動用金額簡化計算。你的實際結果可能因利率、每日餘額、動用與還款日期、銀行取整規則、費用與契約而不同，請以銀行提供的帳單與正式說明為準。",{"title":65,"searchDepth":66,"depth":66,"links":467},[468,469,470,471,472,473,480,481],{"id":118,"depth":66,"text":119},{"id":136,"depth":66,"text":137},{"id":219,"depth":66,"text":220},{"id":306,"depth":66,"text":307},{"id":375,"depth":66,"text":376},{"id":389,"depth":66,"text":390,"children":474},[475,477,478,479],{"id":394,"depth":476,"text":395},3,{"id":401,"depth":476,"text":402},{"id":412,"depth":476,"text":413},{"id":419,"depth":476,"text":420},{"id":426,"depth":66,"text":427},{"id":436,"depth":66,"text":437,"children":482},[483,484,485,486],{"id":440,"depth":476,"text":441},{"id":447,"depth":476,"text":448},{"id":454,"depth":476,"text":455},{"id":461,"depth":476,"text":462},"房貸試算","2026-08-11","理財型房貸可隨借隨還、按實際動用餘額計息。用動用 100 萬元、年利率 3%、30 天的情境，說明利息怎麼算、與一般房貸的差異及申請前重點。",{},"\u002Farticles\u002Ffinancial-mortgage-interest-calculation",7,{"title":93,"description":489},[495,497],{"name":496,"url":143},"玉山銀行｜理財型房貸",{"name":498,"url":143},"玉山銀行｜理財型房貸注意事項","articles\u002F理財型房貸是什麼動用100萬一個月利息多少","K1ls8sJiiWl6jsxdBZuurZDIgD7Y1jIxHwIYRnxhf7Q",{"id":502,"title":503,"author":6,"body":504,"category":487,"date":862,"description":863,"extension":74,"meta":864,"navigation":76,"path":865,"readingMinutes":866,"seo":867,"sources":868,"stem":872,"updated":88,"__hash__":873},"articles\u002Farticles\u002F房貸月付金怎麼算.md","房貸月付金怎麼算？公式、範例與常見誤差",{"type":8,"value":505,"toc":841},[506,509,511,529,533,544,550,553,556,559,579,603,607,610,668,682,688,692,695,731,734,737,741,747,751,754,758,765,769,772,776,784,788,803,811,813,817,820,824,827,831,834,838],[11,507,508],{},"房貸月付金不是把貸款金額除以年數就好；利息計算與還款方式，會讓每月應繳金額差很多。先掌握公式與假設，才知道試算結果可不可信。",[15,510,119],{"id":118},[37,512,513,516,519,526],{},[40,514,515],{},"最常見的「本息平均攤還」在利率不變時，每月本息合計相同；但前期利息占比較高、本金償還較少。",[40,517,518],{},"月付金的核心是貸款本金、月利率與總期數。年利率要先換成月利率，貸款年數要換成月數。",[40,520,521,522,525],{},"以貸款 1,000 萬元、年利率 2.5%、30 年、本息平均攤還試算，每月約為 ",[100,523,524],{},"39,512 元","。",[40,527,528],{},"實際帳單仍可能因利率調整、撥款日與按日計息、寬限期、費用及契約約定而不同；核貸條件與攤還表才是準據。",[15,530,532],{"id":531},"先確認你用的是哪一種還款方式","先確認：你用的是哪一種還款方式？",[11,534,535,536,538,539,543],{},"本文聚焦最常見的",[100,537,17],{},"（也常稱本息均攤、年金法）。在利率不變的前提下，每一期的「本金＋利息」總額相同；不過每期利息會隨剩餘本金下降，因此初期付的利息較多、償還的本金較少，後期則相反。",[53,540,542],{"href":83,"rel":541},[145],"臺灣土地銀行的還款方式說明","亦列出本息平均與本金平均等不同攤還方式。",[11,545,546,547],{},"如果你的契約是「本金平均攤還」，每月本金固定、利息隨餘額下降，首期月付通常較高，不能套用下面「固定月付」的結果。簽約或申請前，應向銀行索取完整攤還表；金融機構也應提供借款人本息計算方式與攤還表。",[53,548,85],{"href":86,"rel":549},[145],[15,551,552],{"id":552},"本息平均攤還公式",[11,554,555],{},"在「每月計息、利率在整個試算期間不變」的簡化假設下：",[557,558],"mortgage-payment-formula",{},[37,560,561,567,573],{},[40,562,563,566],{},[287,564,565],{},"P","：貸款本金",[40,568,569,572],{},[287,570,571],{},"r","：月利率，簡化試算時為年利率 ÷ 12",[40,574,575,578],{},[287,576,577],{},"n","：總還款期數，即貸款年數 × 12",[11,580,581,582,585,586,589,590,593,594,597,598],{},"例如，年利率 2.5% 可先寫成小數 ",[287,583,584],{},"0.025","，月利率便是 ",[287,587,588],{},"0.025 ÷ 12","，約為 ",[287,591,592],{},"0.00208333","；30 年則是 ",[287,595,596],{},"360"," 期。這也是銀行對本息平均攤還常用的計算架構。",[53,599,602],{"href":600,"rel":601},"https:\u002F\u002Fwww.tbb.com.tw\u002Fzh-tw\u002F-\u002Fmedia\u002Ftbb\u002Ffiles\u002Fzh-tw\u002Fpersonal\u002Floans\u002Floan-tools\u002Floan-repayment-details.pdf",[145],"臺灣企銀的公式說明",[15,604,606],{"id":605},"範例貸款-1000-萬30-年期年利率-25","範例：貸款 1,000 萬，30 年期，年利率 2.5%",[11,608,609],{},"假設條件如下：",[151,611,612,621],{},[154,613,614],{},[157,615,616,618],{},[160,617,236],{},[160,619,620],{"align":239},"假設值",[170,622,623,633,640,650,658],{},[157,624,625,630],{},[175,626,627,628],{},"貸款本金 ",[287,629,565],{},[175,631,632],{"align":239},"10,000,000 元",[157,634,635,637],{},[175,636,255],{},[175,638,639],{"align":239},"2.5%",[157,641,642,647],{},[175,643,644,645],{},"月利率 ",[287,646,571],{},[175,648,649],{"align":239},"0.025 ÷ 12 ≈ 0.00208333",[157,651,652,655],{},[175,653,654],{},"貸款年限",[175,656,657],{"align":239},"30 年",[157,659,660,665],{},[175,661,662,663],{},"總期數 ",[287,664,577],{},[175,666,667],{"align":239},"360 期",[11,669,670,671,673,674,677,678,681],{},"代入公式後，月付本息約為 ",[100,672,524],{},"。以此固定利率假設連續償還 360 期，總繳款約 ",[100,675,676],{},"14,224,320 元","，其中利息約 ",[100,679,680],{},"4,224,320 元","。金額已四捨五入至元，僅作教學試算。",[11,683,684,685,687],{},"想自行改本金、利率或年限，可直接用本站的",[53,686,56],{"href":55},"。計算時請選擇與契約相同的還款方式，才能得到有意義的比較。",[15,689,691],{"id":690},"為什麼利率差一點月付差很多","為什麼利率差一點，月付差很多？",[11,693,694],{},"仍以 1,000 萬元、30 年、本息平均攤還為例：",[151,696,697,707],{},[154,698,699],{},[157,700,701,704],{},[160,702,703],{},"年利率（假設固定）",[160,705,706],{"align":239},"每月約付",[170,708,709,717,723],{},[157,710,711,714],{},[175,712,713],{},"2.0%",[175,715,716],{"align":239},"36,962 元",[157,718,719,721],{},[175,720,639],{},[175,722,524],{"align":239},[157,724,725,728],{},[175,726,727],{},"3.0%",[175,729,730],{"align":239},"42,160 元",[11,732,733],{},"利率從 2.0% 到 3.0%，月付約增加 5,198 元。這不代表任何人都會取得這些利率；實際核貸利率與條件會依個案及銀行產品而異。若是機動利率，利率調整後，銀行通常會按當時剩餘本金與剩餘期數重算後續應繳金額，原本的月付試算不會永久固定。",[15,735,736],{"id":736},"五個最常見的試算誤差",[392,738,740],{"id":739},"_1-把年利率直接代進月利率的位置","1. 把年利率直接代進月利率的位置",[11,742,743,744,746],{},"公式中的 ",[287,745,571],{}," 是每期利率，不是年利率。若每月還款卻直接放入 2.5%（或 0.025），計算會嚴重失真。簡化的月付試算通常先以年利率除以 12；但個別銀行可能依實際天數計息，第一期或最後一期不一定剛好等於試算值。",[392,748,750],{"id":749},"_2-忽略機動利率會變動","2. 忽略機動利率會變動",[11,752,753],{},"本息平均攤還的「每月固定」建立在利率不變上。機動利率的指標或加碼條件變動時，後續月付可能改變。試算時除了目前利率，也可另外用較高利率情境檢查現金流。",[392,755,757],{"id":756},"_3-把寬限期當成免還款","3. 把寬限期當成免還款",[11,759,760,761],{},"常見的本金寬限期是暫時「付息不還本」，不等於不必繳款。寬限期屆滿後，須在剩餘期限內開始攤還本息，因此月付通常會上升；土地銀行也說明，本金寬限期屆滿後須依選定方式攤還本息。",[53,762,764],{"href":83,"rel":763},[145],"還款方式說明",[392,766,768],{"id":767},"_4-把所有購屋支出都當成貸款本金","4. 把所有購屋支出都當成貸款本金",[11,770,771],{},"月付公式只算貸款本金與利息。開辦相關費用、鑑價、設定、保險、稅費、仲介費、裝修及日後管理費等，未必包含在貸款本金中，應另列現金流預算。",[392,773,775],{"id":774},"_5-沒有以銀行正式攤還表覆核","5. 沒有以銀行正式攤還表覆核",[11,777,778,779],{},"線上試算適合比較方案，不能取代契約或銀行正式帳單。部分銀行明確註明試算結果僅供參考，實際條件以核定與契約為準。",[53,780,783],{"href":781,"rel":782},"https:\u002F\u002Fwww.cathaybk.com.tw\u002Fcathaybk\u002Fpersonal\u002Floan\u002Fcalculator\u002Fmortgage-monthly-payments\u002F",[145],"國泰世華房貸月付金試算說明",[15,785,787],{"id":786},"試算前先準備這四個數字","試算前，先準備這四個數字",[789,790,791,794,797,800],"ol",{},[40,792,793],{},"實際要貸的金額，而不是房屋總價。",[40,795,796],{},"銀行報價的利率型態與目前利率，並確認是否為機動利率。",[40,798,799],{},"貸款年限，以及是否包含本金寬限期。",[40,801,802],{},"還款方式：本息平均或本金平均。",[11,804,805,806,810],{},"接著可使用",[53,807,809],{"href":808},"\u002Fmortgage-comparison","方案比較","，把年限或利率提高、降低後並列檢視。看得不只是一筆月付，也是在確認未來利率與收入變動時的承受能力。",[15,812,437],{"id":436},[392,814,816],{"id":815},"房貸月付金可以只用貸款金額-年數-12算嗎","房貸月付金可以只用「貸款金額 ÷ 年數 ÷ 12」算嗎？",[11,818,819],{},"不可以。那只是在平均分配本金，沒有計入利息，也不符合本息平均攤還的現金流結構。至少要同時帶入本金、每期利率與總期數。",[392,821,823],{"id":822},"本息平均攤還是每個月都還一樣多嗎","本息平均攤還是每個月都還一樣多嗎？",[11,825,826],{},"在利率不變、每期長度與計算假設相同時，月付本息合計相同；但其中的利息與本金比例每期不同。若利率調整，或首末期按實際天數計息，實際金額可能不同。",[392,828,830],{"id":829},"為什麼我的銀行試算結果和文章範例不同","為什麼我的銀行試算結果和文章範例不同？",[11,832,833],{},"常見原因包括貸款本金、利率、期數、還款方式、寬限期，以及銀行的實際計息與取整規則不同。本範例僅採固定利率與按月計算的教學假設，請以銀行核定條件及正式攤還表為準。",[392,835,837],{"id":836},"房貸試算要不要把寬限期算進去","房貸試算要不要把寬限期算進去？",[11,839,840],{},"要。先確認寬限期內是否只付息，以及寬限期後剩餘幾期用來還本息；這兩段的月付結構不同。若只看寬限期內較低的金額，容易低估之後的負擔。",{"title":65,"searchDepth":66,"depth":66,"links":842},[843,844,845,846,847,848,855,856],{"id":118,"depth":66,"text":119},{"id":531,"depth":66,"text":532},{"id":552,"depth":66,"text":552},{"id":605,"depth":66,"text":606},{"id":690,"depth":66,"text":691},{"id":736,"depth":66,"text":736,"children":849},[850,851,852,853,854],{"id":739,"depth":476,"text":740},{"id":749,"depth":476,"text":750},{"id":756,"depth":476,"text":757},{"id":767,"depth":476,"text":768},{"id":774,"depth":476,"text":775},{"id":786,"depth":66,"text":787},{"id":436,"depth":66,"text":437,"children":857},[858,859,860,861],{"id":815,"depth":476,"text":816},{"id":822,"depth":476,"text":823},{"id":829,"depth":476,"text":830},{"id":836,"depth":476,"text":837},"2026-08-07","用本息平均攤還公式拆解房貸月付金，並以 1,000 萬、30 年、年利率 2.5% 為例，說明試算時容易忽略的差異。",{},"\u002Farticles\u002Fmortgage-monthly-payment-formula",8,{"title":503,"description":863},[869,870,871],{"name":82,"url":83},{"name":85,"url":86},{"name":783,"url":781},"articles\u002F房貸月付金怎麼算","5JeBfirzOZHHiaUKiDhVgunJht1fyWk0CgVBP925YWc",{"id":875,"title":876,"author":6,"body":877,"category":1184,"date":862,"description":1185,"extension":74,"meta":1186,"navigation":76,"path":1187,"readingMinutes":492,"seo":1188,"sources":1189,"stem":1196,"updated":88,"__hash__":1197},"articles\u002Farticles\u002F首購自備款貸款成數與購屋總成本.md","首購自備款、貸款成數與購屋總成本：買房前要準備多少現金？",{"type":8,"value":878,"toc":1166},[879,882,884,898,902,905,951,954,958,961,1011,1017,1020,1024,1032,1035,1043,1047,1050,1054,1062,1065,1069,1077,1091,1095,1098,1102,1136,1138,1142,1145,1149,1152,1156,1159,1163],[11,880,881],{},"買房最容易出現的資金缺口，往往不是房價算錯，而是把「自備款」誤認為「全部要準備的現金」。先知道銀行最後願意貸多少，再把交屋費用與入住準備金放進同一張表，才看得到真正的購屋門檻。",[15,883,119],{"id":118},[37,885,886,889,892,895],{},[40,887,888],{},"房價兩成只是核貸八成時的房價差額；它不含契稅、登記、服務費與入住準備金。",[40,890,891],{},"以 1,500 萬元房價為例，假設核貸八成，自備款是 300 萬元；只核到七成五時，會提高到 375 萬元。",[40,893,894],{},"銀行鑑價、買賣金額與個人授信條件都會影響最終貸款。出價前，先用低於理想成數的情境測試現金是否足夠。",[40,896,897],{},"契稅、印花稅與登記費各有不同計算基礎，不能把成交價乘上一個固定比例後就當成完整費用。",[15,899,901],{"id":900},"你要準備的是購屋現金目標不是單一頭期款","你要準備的是「購屋現金目標」，不是單一頭期款",[11,903,904],{},"先把支出分成兩類：交屋前後必須付出的現金，以及搬進去後每個月持續承擔的支出。",[151,906,907,917],{},[154,908,909],{},[157,910,911,914],{},[160,912,913],{},"交屋前後的現金",[160,915,916],{},"入住後的持續支出",[170,918,919,927,935,943],{},[157,920,921,924],{},[175,922,923],{},"自備款",[175,925,926],{},"房貸月付金",[157,928,929,932],{},[175,930,931],{},"契稅、印花稅、登記費",[175,933,934],{},"管理費、房屋稅、地價稅、保險",[157,936,937,940],{},[175,938,939],{},"仲介、地政士與銀行相關費用",[175,941,942],{},"修繕與日常居住支出",[157,944,945,948],{},[175,946,947],{},"搬遷、家具家電、裝修預備金",[175,949,950],{},"—",[11,952,953],{},"第一欄決定你能否順利交屋；第二欄決定你交屋後的生活是否還有餘裕。兩欄都必須被納入預算，不能只盯著自備款。",[15,955,957],{"id":956},"先用三個核貸情境測試自備款的安全範圍","先用三個核貸情境，測試自備款的安全範圍",[11,959,960],{},"假設你看中一間成交價 1,500 萬元的房子。下表是預算情境，不是銀行報價，也不是任何人的核貸保證：",[151,962,963,976],{},[154,964,965],{},[157,966,967,970,973],{},[160,968,969],{},"假設最終核貸成數",[160,971,972],{"align":239},"假設貸款金額",[160,974,975],{"align":239},"房價差額，也就是自備款",[170,977,978,989,1000],{},[157,979,980,983,986],{},[175,981,982],{},"80%",[175,984,985],{"align":239},"1,200 萬元",[175,987,988],{"align":239},"300 萬元",[157,990,991,994,997],{},[175,992,993],{},"75%",[175,995,996],{"align":239},"1,125 萬元",[175,998,999],{"align":239},"375 萬元",[157,1001,1002,1005,1008],{},[175,1003,1004],{},"70%",[175,1006,1007],{"align":239},"1,050 萬元",[175,1009,1010],{"align":239},"450 萬元",[11,1012,1013,1014],{},"同樣是 1,500 萬元的房子，從核貸八成改為七成五，自備款立刻多出 75 萬元。這正是簽約前該先問的問題：",[100,1015,1016],{},"如果只核到七成五，我還能加上交屋費用並保有緩衝嗎？",[11,1018,1019],{},"若答案是否定的，問題不是「要不要硬湊兩成」，而是應重新評估總價、籌備期或貸款方案。以保守情境做決定，通常比以最高預期成數做承諾更穩健。",[15,1021,1023],{"id":1022},"為什麼貸款成數不能只看成交價","為什麼貸款成數不能只看成交價？",[11,1025,1026,1027],{},"成交價是你與賣方談定的價格，並不必然等於銀行採用的核貸價值。就受中央銀行規定限制的購置住宅貸款，成數上限原則上以銀行鑑價或買賣金額較低者為計算基礎；實際核貸仍由承貸機構依個案審核。",[53,1028,1031],{"href":1029,"rel":1030},"https:\u002F\u002Fwww.cbc.gov.tw\u002Ftw\u002Fcp-6299-175317-12128-1.html",[145],"中央銀行問答",[11,1033,1034],{},"因此，若銀行鑑價低於成交價，即使你原本以八成做規劃，實際需要準備的現金仍可能增加。和銀行討論時，至少確認三件事：預估鑑價基礎、可接受的核貸情境，以及核貸結果未如預期時自己的資金安排。",[11,1036,1037,1038],{},"如果評估首購優惠方案，也要把「額度上限」與「實際核貸」分開看。例如，青安貸款 3.0 自 115 年 8 月 1 日起受理，一般對象最高貸款額度為 1,000 萬元，並依婚育條件設有不同額度；實際是否符合資格及核貸金額，仍以承作銀行審核為準。",[53,1039,1042],{"href":1040,"rel":1041},"https:\u002F\u002Fwww.nta.gov.tw\u002Fsinglehtml\u002F238?cntId=f6277610210249d1a6e9d796264c9686",[145],"財政部國庫署公告",[15,1044,1046],{"id":1045},"交屋費用別用房價的某個百分比一把抓","交屋費用別用「房價的某個百分比」一把抓",[11,1048,1049],{},"購屋費用不只種類不同，計算依據也不同。最好的做法，是請各收費單位就該物件提供明細，而非自行用成交價套一個通用比例。",[392,1051,1053],{"id":1052},"契稅用核定契價計算不是整筆成交價","契稅：用核定契價計算，不是整筆成交價",[11,1055,1056,1057],{},"房屋買賣的契稅由買受人負擔，稅率是 6%；不過計算基礎是核定契價。財政部說明，核定契價以不動產評價委員會評定的標準價格為準；在開徵土地增值稅地區的土地則免徵契稅。",[53,1058,1061],{"href":1059,"rel":1060},"https:\u002F\u002Fwww.etax.nat.gov.tw\u002Fetwmain\u002Ftax-info\u002Funderstanding\u002Ftax-saving-manual\u002Flocal\u002Fdeed-tax\u002FYQZLEmg",[145],"財政部稅務入口網",[11,1063,1064],{},"這也是為什麼不能直接把 1,500 萬元乘以 6% 來估契稅。請以地方稅捐機關、仲介或地政士針對物件提供的資料為準。",[392,1066,1068],{"id":1067},"印花稅與登記費依契據或權利價值計收","印花稅與登記費：依契據或權利價值計收",[11,1070,1071,1072],{},"申請不動產物權登記所使用的買賣契據，印花稅按契約記載金額的千分之一計算；私契是否課稅要依憑證內容與用途判斷。",[53,1073,1076],{"href":1074,"rel":1075},"https:\u002F\u002Fwww.tax.taichung.gov.tw\u002F4499\u002F5084\u002F5176\u002F16063\u002F",[145],"臺中市政府地方稅務局說明",[11,1078,1079,1080,1085,1086],{},"所有權移轉登記費按土地申報地價與核定契稅價值等基礎計收千分之一；抵押權設定登記費按權利價值千分之一計收。",[53,1081,1084],{"href":1082,"rel":1083},"https:\u002F\u002Fwww.xizhi.land.ntpc.gov.tw\u002Fcp.aspx?n=5727",[145],"新北市汐止地政事務所收費標準","、",[53,1087,1090],{"href":1088,"rel":1089},"https:\u002F\u002Fwww.sanchong.land.ntpc.gov.tw\u002Fcp.aspx?n=895",[145],"新北市三重地政事務所說明",[392,1092,1094],{"id":1093},"服務費與入住成本用書面明細排進付款時程","服務費與入住成本：用書面明細排進付款時程",[11,1096,1097],{},"仲介報酬、地政士或代辦費、銀行開辦與鑑價費、保險、搬遷、家具家電及裝修，都可能出現在交屋前後。它們的金額與付款時間依服務或貸款契約而定。出價或簽約前，分別向銀行、仲介與地政士取得書面費用明細，再把付款日期放進預算表，會比事後補洞可靠。",[15,1099,1101],{"id":1100},"簽約前用這份清單做一次資金壓力測試","簽約前，用這份清單做一次資金壓力測試",[789,1103,1104,1110,1116,1122],{},[40,1105,1106,1109],{},[100,1107,1108],{},"以較低成數重算。"," 除了理想核貸成數，再用七成五或你可接受的保守情境重算自備款。",[40,1111,1112,1115],{},[100,1113,1114],{},"收集物件專屬費用。"," 取得契稅、登記與服務費的試算或報價，不以網路平均值替代。",[40,1117,1118,1121],{},[100,1119,1120],{},"保留交屋後的現金。"," 把搬遷、家具、裝修與緊急預備金留在預算內，不要全部投入頭期款。",[40,1123,1124,1127,1128,1130,1131,1135],{},[100,1125,1126],{},"檢查每月現金流。"," 使用",[53,1129,56],{"href":55},"看月付，再用",[53,1132,1134],{"href":1133},"\u002Farticles\u002Faffordable-mortgage-budget","可負擔房貸預算","檢查利率或收入變動下的負擔。",[15,1137,437],{"id":436},[392,1139,1141],{"id":1140},"首購一定要準備房價兩成嗎","首購一定要準備房價兩成嗎？",[11,1143,1144],{},"不一定。兩成是核貸八成時的房價差額，且不含交屋費用。若實際核貸較低，自備款就會提高；因此應以保守情境規劃現金，而非把八成當成保證。",[392,1146,1148],{"id":1147},"銀行鑑價低於成交價時會發生什麼事","銀行鑑價低於成交價時，會發生什麼事？",[11,1150,1151],{},"可能使可貸金額低於你依成交價預估的數字，進而提高自備款。簽約前應先確認鑑價與核貸條件的風險，並為較低成數保留資金緩衝。",[392,1153,1155],{"id":1154},"契稅是成交價的-6-嗎","契稅是成交價的 6% 嗎？",[11,1157,1158],{},"不是。買賣契稅的稅率是 6%，但計算基礎是核定契價；土地在開徵土地增值稅地區也免徵契稅。應以地方稅捐機關核定或物件試算資料為準。",[392,1160,1162],{"id":1161},"除了自備款還要留多少現金","除了自備款，還要留多少現金？",[11,1164,1165],{},"沒有每個人都適用的固定比例。把個案的稅費、登記與服務費加總，再保留搬遷、家具、裝修與緊急預備金；這個合計數才是較接近實際的購屋現金目標。",{"title":65,"searchDepth":66,"depth":66,"links":1167},[1168,1169,1170,1171,1172,1177,1178],{"id":118,"depth":66,"text":119},{"id":900,"depth":66,"text":901},{"id":956,"depth":66,"text":957},{"id":1022,"depth":66,"text":1023},{"id":1045,"depth":66,"text":1046,"children":1173},[1174,1175,1176],{"id":1052,"depth":476,"text":1053},{"id":1067,"depth":476,"text":1068},{"id":1093,"depth":476,"text":1094},{"id":1100,"depth":66,"text":1101},{"id":436,"depth":66,"text":437,"children":1179},[1180,1181,1182,1183],{"id":1140,"depth":476,"text":1141},{"id":1147,"depth":476,"text":1148},{"id":1154,"depth":476,"text":1155},{"id":1161,"depth":476,"text":1162},"購屋規劃","不把房價兩成當答案。用 1,500 萬房價的核貸情境，建立首購自備款、交屋費用與入住後現金流的預算。",{},"\u002Farticles\u002Ffirst-home-down-payment-loan-ratio-total-cost",{"title":876,"description":1185},[1190,1192,1194],{"name":1191,"url":1029},"中央銀行｜購置住宅貸款規定問答",{"name":1193,"url":1040},"財政部國庫署｜青年安心成家購屋優惠貸款公告",{"name":1195,"url":1059},"財政部稅務入口網｜契稅說明","articles\u002F首購自備款貸款成數與購屋總成本","YDf77Htfz2bZuRV8WpjKlnopt1MMfxZUilxcL2-FsBI",{"id":4,"title":5,"author":6,"body":1199,"category":71,"date":72,"description":73,"extension":74,"meta":1238,"navigation":76,"path":77,"readingMinutes":78,"seo":1239,"sources":1240,"stem":87,"updated":88,"__hash__":89},{"type":8,"value":1200,"toc":1233},[1201,1203,1205,1207,1209,1211,1213,1215,1217,1225,1229],[11,1202,13],{},[15,1204,17],{"id":17},[11,1206,20],{},[11,1208,23],{},[15,1210,26],{"id":26},[11,1212,29],{},[11,1214,32],{},[15,1216,35],{"id":35},[37,1218,1219,1221,1223],{},[40,1220,42],{},[40,1222,45],{},[40,1224,48],{},[11,1226,51,1227,57],{},[53,1228,56],{"href":55},[59,1230,1231],{},[11,1232,63],{},{"title":65,"searchDepth":66,"depth":66,"links":1234},[1235,1236,1237],{"id":17,"depth":66,"text":17},{"id":26,"depth":66,"text":26},{"id":35,"depth":66,"text":35},{},{"title":5,"description":73},[1241,1242],{"name":82,"url":83},{"name":85,"url":86},{"id":1244,"title":1245,"author":6,"body":1246,"category":1300,"date":1301,"description":1302,"extension":74,"meta":1303,"navigation":76,"path":1304,"readingMinutes":1305,"seo":1306,"sources":1307,"stem":1310,"updated":88,"__hash__":1311},"articles\u002Farticles\u002F房貸寬限期適合誰.md","房貸寬限期適合誰？申請前先理解三個成本",{"type":8,"value":1247,"toc":1295},[1248,1251,1254,1257,1260,1263,1266,1269,1280,1283,1290],[11,1249,1250],{},"房貸寬限期通常指一段「只繳利息、暫不償還本金」的期間。它可以降低買房初期的每月負擔，但也會改變後續現金流。",[15,1252,1253],{"id":1253},"寬限期內仍然需要支付利息",[11,1255,1256],{},"寬限期不是暫停繳款。因為本金沒有下降，每月仍會依完整貸款餘額計息。",[15,1258,1259],{"id":1259},"寬限期結束後月付通常會提高",[11,1261,1262],{},"原本的本金必須在更短的剩餘期間內還清。貸款年限相同時，寬限期越長，寬限期後的月付通常越高。",[15,1264,1265],{"id":1265},"總利息可能增加",[11,1267,1268],{},"本金延後償還，代表較長時間以較高本金計息。評估寬限期時，應同時查看：",[789,1270,1271,1274,1277],{},[40,1272,1273],{},"寬限期內的月付。",[40,1275,1276],{},"寬限期結束後的月付。",[40,1278,1279],{},"整段貸款期間的總利息。",[11,1281,1282],{},"寬限期比較適合短期有明確資金用途，而且能合理預期未來收入增加的人。若只是為了讓目前負擔看起來較低，可能把壓力延後到未來。",[11,1284,1285,1286,1289],{},"使用",[53,1287,1288],{"href":808},"房貸方案比較","，可以把有寬限期與沒有寬限期的方案放在一起檢視。",[59,1291,1292],{},[11,1293,1294],{},"寬限期是否核准及適用年限，以金融機構的授信條件為準。",{"title":65,"searchDepth":66,"depth":66,"links":1296},[1297,1298,1299],{"id":1253,"depth":66,"text":1253},{"id":1259,"depth":66,"text":1259},{"id":1265,"depth":66,"text":1265},"房貸入門","2026-07-27","寬限期可以降低前期月付，但不等於不用付錢。了解利息、本金遞延與寬限期結束後的月付變化。",{},"\u002Farticles\u002Fmortgage-grace-period",5,{"title":1245,"description":1302},[1308,1309],{"name":82,"url":83},{"name":85,"url":86},"articles\u002F房貸寬限期適合誰","TiJtHTewvQCpEYS1wJJ2PCewQevWjno0QLkHEX2p1os",{"id":1313,"title":1314,"author":6,"body":1315,"category":1184,"date":1364,"description":1365,"extension":74,"meta":1366,"navigation":76,"path":1133,"readingMinutes":492,"seo":1367,"sources":1368,"stem":1373,"updated":88,"__hash__":1374},"articles\u002Farticles\u002F買房前如何估算可負擔房貸.md","買房前如何估算可負擔房貸？不要只看銀行最高額度",{"type":8,"value":1316,"toc":1358},[1317,1320,1323,1326,1329,1332,1335,1338,1341,1344,1353],[11,1318,1319],{},"銀行願意核貸的最高額度，不一定等於你適合承擔的額度。購屋預算應該從自己的現金流與風險承受能力出發。",[15,1321,1322],{"id":1322},"先保留買房以外的現金需求",[11,1324,1325],{},"自備款之外，還可能有稅費、仲介費、裝修、家具與搬家等支出。把所有現金投入頭期款，容易讓交屋後的資金過度緊繃。",[15,1327,1328],{"id":1328},"用不同利率測試月付",[11,1330,1331],{},"不要只使用目前看到的最低利率。可以用較高利率再試算一次，確認利率變動後仍有能力負擔。",[15,1333,1334],{"id":1334},"將房屋持有成本一起納入",[11,1336,1337],{},"每月住宅支出不只有房貸，還可能包含管理費、房屋稅、地價稅、保險與修繕費。",[15,1339,1340],{"id":1340},"保留緊急預備金",[11,1342,1343],{},"預備金可以因應收入中斷、家庭醫療或住宅修繕。房貸通常是長期承諾，預算需要能承受生活中的意外。",[11,1345,1346,1347,1349,1350,1352],{},"先用",[53,1348,56],{"href":55},"建立基準方案，再使用",[53,1351,809],{"href":808},"測試較高利率或不同年限，可以比只看單一月付數字更完整。",[59,1354,1355],{},[11,1356,1357],{},"本文提供一般資訊，不構成授信、投資或個人財務建議。",{"title":65,"searchDepth":66,"depth":66,"links":1359},[1360,1361,1362,1363],{"id":1322,"depth":66,"text":1322},{"id":1328,"depth":66,"text":1328},{"id":1334,"depth":66,"text":1334},{"id":1340,"depth":66,"text":1340},"2026-07-24","從自備款、每月現金流、利率變動與緊急預備金，建立較務實的購屋房貸預算。",{},{"title":1314,"description":1365},[1369,1372],{"name":1370,"url":1371},"臺灣土地銀行｜個人購屋及修繕貸款申請資料","https:\u002F\u002Fwww.landbank.com.tw\u002FFile\u002FGetFile\u002F731508d4-6ce4-40f3-9a8c-53e2cc635c89",{"name":85,"url":86},"articles\u002F買房前如何估算可負擔房貸","ingIDD84UdTIamPMSE00Lsn8fA0x3y5Lzy-zV81PTO4",1789127742465]