The short answer: Choose the shortest term whose monthly payment fits comfortably in your budget. Shorter terms usually come with lower rates and far less total interest. Longer terms lower your payment but cost more over time. If you need flexibility, a longer term paid like a shorter one can give you both.
When you check your rate, you’ll see offers for several terms, usually 5, 7, 10, 15 and 20 years. It’s tempting to click the one with the lowest monthly payment and move on. But the term you pick can change what you pay over the life of the loan by tens of thousands of dollars, even more than the rate does.
Here’s how to compare them and choose with confidence.
Why shorter terms get lower rates
Lenders take on less risk when they’re repaid sooner. There’s less time for your income, job or the economy to change, so they usually offer their lowest rates on their shortest terms. Rates step up as terms get longer.
That means a shorter term helps you twice: a lower rate, and fewer years for interest to build up. For a closer look at how lenders set your rate, see how lenders price refinancing.
5 vs. 10 vs. 15 vs. 20 years: the numbers
Here’s the same $50,000 balance at four different terms:
| Term | Rate (hypothetical) | Monthly payment | Total interest |
|---|---|---|---|
| 5 years | 5.00% | About $944 | About $6,614 |
| 10 years | 5.75% | About $549 | About $15,862 |
| 15 years | 6.25% | About $429 | About $27,168 |
| 20 years | 6.75% | About $380 | About $41,244 |
Illustrative rates only. Your rates depend on your credit, income and lender.
Two things stand out. Going from 10 years to 20 drops the payment by about $169 a month but adds more than $25,000 in interest. And the 5-year term costs less than half the interest of the 10-year term, if you can handle the payment.
This is why we always suggest comparing total loan cost, not just the monthly payment.
When a shorter term makes sense
A 5- or 7-year term is usually a good fit if:
- The payment fits with room to spare. You can cover it and still save for emergencies and retirement.
- Your income is steady. You’re settled in your job or field.
- You want to be debt-free by a certain point, like before you start a family or a business.
If a 5-year payment feels tight, a 10-year term is often the middle ground: a solid rate with a payment most budgets can handle.
When a longer term is the right call
Longer terms get a bad reputation, but they have real uses. A 15- or 20-year term can make sense if:
- You’re buying a home soon. A lower monthly payment improves your debt-to-income ratio, which mortgage lenders look at closely. Here’s more on refinancing before buying a house.
- Your family is growing. Childcare and a bigger place can squeeze your budget for a few years. See how refinancing fits into starting a family.
- You have a large balance, such as professional school debt, where a 10-year payment would take too big a share of your income.
- You’d otherwise carry high-interest debt. Freeing up cash to pay off a credit card at 20%+ is worth more than paying off a 6.75% student loan faster.
The flexible approach: take a longer term, pay it like a shorter one
Here’s a strategy many borrowers overlook. Most private lenders don’t charge prepayment penalties on student loans, so you can take a longer term and pay extra whenever you can.
Using the example above: take the 15-year loan at 6.25%, but pay $549 a month, the same as the 10-year payment. You’d finish in about 10 years and 4 months and pay about $17,974 in interest. That’s about $2,100 more than taking the 10-year term outright, because of the higher rate. In exchange, your required payment is only $429, so you can fall back to it in a tight month.
Think of that $2,100 as the price of flexibility. If your income is steady, the shorter term is cheaper. If you value breathing room, the longer term paid early can be worth it. Before you choose, confirm on your offer that there’s no prepayment penalty and that extra payments go to principal.
See your rates for every term
Checking your rate on Admire uses a soft credit check, so it won’t affect your credit score. Compare offers across terms from multiple lenders in one place.
Three questions to pick your term
- What payment could I keep up for the whole term, even in a slow month? Start with the shortest term that fits that number.
- What’s coming in the next few years? A home, a wedding, a career change or a new baby can all point toward a little more breathing room.
- How much is flexibility worth to me? Compare the total interest of the two terms you’re torn between. The difference is what you’d pay for the lower required payment.
You can also lock in a term now and change it later. If your income grows, you can refinance again into a shorter term, often at a lower rate.
Does the term change fixed vs. variable?
It can. Variable rates start lower but can rise, and a longer term gives rates more time to move. If you’re choosing a 15- or 20-year term, a fixed rate is usually the safer pick. With a 5-year term, a variable rate carries less risk because you’re out of the loan quickly. More on that in fixed vs. variable rates.
The bottom line
The best refinance term is the shortest one you can comfortably afford. Shorter terms come with lower rates and a much lower total cost. Longer terms buy you breathing room for big life goals, and paying extra when you can narrows the gap. Whatever you choose, compare every term side by side before you decide. See how much you could save, whether you’re refinancing private student loans or federal ones, or compare refinance offers on Admire.
Frequently asked questions
What is the best term for refinancing student loans?
The best term is usually the shortest one with a monthly payment you can comfortably afford. Shorter terms tend to have lower rates and much lower total interest. A longer term can make sense if you need a lower payment for a home purchase, a growing family or a large balance.
Is a 20-year student loan refinance a good idea?
It can be if you need the lowest possible payment, such as with a large professional school balance. But a 20-year term usually has a higher rate and much more total interest. If you choose one, paying extra whenever you can reduces the cost.
Do shorter refinance terms have lower interest rates?
Usually, yes. Lenders take on less risk when they’re repaid sooner, so they generally offer their lowest rates on 5- and 7-year terms and higher rates on 15- and 20-year terms.
Can I pay off a refinanced student loan early?
Yes. Federal law prohibits prepayment penalties on private student loans, so you can pay extra or pay the loan off early. Make sure extra payments are applied to principal.
Can I change my loan term after refinancing?
Not on the same loan, but you can refinance again into a new term. Many borrowers start with a longer term and later refinance into a shorter one as their income grows.
Admire is not a lender and does not make credit decisions. All rates and terms are determined by participating lenders and depend on your individual financial situation. Not all consumers will qualify for advertised rates and terms. See our full disclaimers.
