On a buy-here-pay-here deal the payment is the product. Structure the note — down, rate, term, and weekly / bi-weekly / monthly — and see the payment, the total interest, and what it collects per month for your book.
Most BHPH buyers are shopping the number they have to hit each week, not the sticker price. That's why frequency matters as much as rate: a smaller weekly or bi-weekly amount timed to paydays is easier for a subprime buyer to keep current — and a note that stays current is the whole business. The sale is only real if it collects.
Which is the part a calculator can't do: once the note is written, someone has to record every payment against the balance and see who's behind before it becomes a repo. That's the ledger, not the math.
A buy here pay here note is a standard amortized installment loan. Three steps:
Worked example: a $9,500 car with $1,500 down leaves $8,000 financed. At 18% APR over 2 years of weekly payments, r = 18% ÷ 52 and n = 104, so the payment is $91.73 a week. The first payment is $27.69 interest and $64.04 principal; the interest share shrinks every week after that. Same deal, three frequencies:
| Frequency | Payments | Payment | Total interest | Collects / month |
|---|---|---|---|---|
| Weekly | 104 | $91.73 | $1,539.90 | $397.50 |
| Bi-weekly | 52 | $183.72 | $1,553.58 | $398.07 |
| Monthly | 24 | $399.39 | $1,585.43 | $399.39 |
Illustration only — 18% is an example rate, not a recommendation or your state's cap.
The payment is only half the structure. Size the down first with the BHPH down payment calculator (how much of your cost is still on the street), work backward from a target payment with the deal structuring calculator, and quote an early payoff with the BHPH payoff calculator.
DealerVLO structures the note right on the deal and keeps the running ledger for you — every payment posted against the balance, due dates and who's behind visible at a glance. The payment schedule this calculator estimates is generated and tracked automatically, included in the flat price.
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