Wayli Guide

Why two people on the same salary can repay very different amounts

Salary is only one part of the student loan system. Your repayment plan, thresholds and future earnings can all change how much you repay over time.
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Different repayment thresholds

Repayments begin at different income levels depending on which student loan plan you're on.

Different loan rules

Interest rates and write-off dates vary between plans, affecting the total you may repay.

Future earnings

Two people earning the same today may follow very different repayment paths over time.

Why does this happen?

Student loan plans were introduced at different times and each follows its own repayment rules.

Two people earning exactly the same salary may therefore repay different amounts because their repayment thresholds, interest rates and write-off dates are different.

That's why salary alone doesn't tell you how much you'll repay over the lifetime of your loan.

Example: two borrowers earning £45,000

Even on the same salary, different repayment plans can produce different repayments because the thresholds and rules are not the same. Find out which student loan plan you're on.

PlanRepayment thresholdApprox. yearly repaymentWrite-off
Plan 1£26,900Higher25 years
Plan 2£29,385Lower30 years
Plan 5£25,000Higher40 years
Key takeaway

The same salary does not guarantee the same repayment. Your student loan plan is just as important as your income when predicting what you'll repay over time.

What this means

Your salary is only one part of the student loan system. Your repayment plan, interest and write-off rules all influence how much you ultimately repay.

Key insight

Two people earning exactly the same salary today can experience very different student loan outcomes over time.

Frequently asked questions

Does the same salary always mean the same repayment?

No. Your loan plan, threshold and write-off rules all affect your repayment.

Should I overpay on £45k?

Possibly. It depends on whether full repayment already looks realistic.

How do I check my own situation?

Use a calculator that compares your plan, salary, balance and overpayment options.

See how this applies to you

Use the Wayli Student Loan Calculator to calculate your own outcome.

Calculate my outcome