UK Debt Consolidation 2026 — When It Saves Money & When It Costs More

You have £8,000 on a credit card (20% APR), £5,000 personal loan (8% APR), and £3,000 overdraft (39% APR). Monthly minimums total £400. A bank offers a consolidation loan: £16,000 at 6% APR, repayment £350/month over 5 years. Looks great—lower rate, lower payment. But you're paying interest over 5 years instead of 2–3. Total interest might exceed the savings. We'll walk through when consolidation wins and when it's a trap.

Consolidation Calculation: Real Numbers

Current debts:

1. Credit card: £8,000 @ 20% APR, minimum £200/month
2. Personal loan: £5,000 @ 8% APR, minimum £120/month
3. Overdraft: £3,000 @ 39% APR, minimum £80/month
4. Total: £16,000, monthly payment: £400

Timeline with current debts (aggressive repayment):

• Continue £400/month payments
• Credit card and overdraft paid off quickly (high APR gets attacked first in avalanche)
• Personal loan paid slower (low APR)
• Total time: ~40–50 months
• Total interest paid: ~£2,500

Consolidation scenario:

• Consolidation loan: £16,000 @ 6% APR
• Monthly payment: £350/month over 60 months (5 years)
• Total interest paid: 60 × £350 – £16,000 = £21,000 – £16,000 = £5,000
• Worse by £2,500 (pays more interest, takes longer)

The trap: Lower monthly payment (£350 vs £400) looks attractive, but extending the term from 40 months to 60 months costs £2,500 extra in interest.

When Consolidation Saves Money

Scenario: Current debts are high-APR, consolidation is much lower, and you can still pay it off quickly

Current:

• £10,000 credit card @ 22% APR, minimum £200/month
• £5,000 personal loan @ 18% APR, minimum £150/month
• Total: £15,000, minimum £350/month, takes ~60 months to clear (minimum payment), interest £4,000+

Consolidation:

• £15,000 @ 6% APR, £300/month over 60 months
• But you pay £400/month (keep same budget)
• Takes 40 months instead of 60
• Interest: ~£2,200
• Saves: £4,000 – £2,200 = £1,800 in interest + 20 months of payments

The key: consolidate to a lower rate AND maintain or increase your payment.

The Consolidation Math: Breakeven

| Scenario | Current Debts | Consolidation Terms | Interest Paid (Current) | Interest Paid (Consolidation) | Savings | |---|---|---|---|---| | Lower rate, same term | £15k @ 15% avg | £15k @ 6%, 60mo | £3,200 | £2,200 | +£1,000 | | Lower rate, extended term | £15k @ 15% avg | £15k @ 6%, 84mo | £3,200 | £3,100 | –£100 (worse) | | Much lower rate, quick payoff | £15k @ 18% avg | £15k @ 6%, 40mo @ £400/mo | £4,500 | £1,800 | +£2,700 | | Trap: low payment, long term | £15k @ 12% avg | £15k @ 7%, 84mo @ £200/mo | £2,500 | £3,500 | –£1,000 (much worse) |

The pattern: Consolidation saves money only if the lower rate outweighs the extended term.

Consolidation Eligibility & Credit Score Impact

Credit requirements for consolidation:

• Credit score: 620+ (basic), 700+ (good rates)
• Debt-to-income ratio: <40% (lenders won't exceed this)
• Employment: Stable (at least 2 years current job)

Credit score impact of consolidation:

• Hard inquiry: –5 to 10 points (temporary, recovers in 3 months)
• New account: –5 to 10 points (temporary)
• New payment history: +20 to 50 points (long-term benefit if you make all payments)
• Closed credit card accounts (if part of consolidation): –10 to 20 points (but recovers)
• Net 12-month impact: +10 to 30 points (if you make all payments on time)

If your score is already low (<650), consolidation might not be available at good rates.

Types of Consolidation Loans

Best rates typically: Homeowners with home equity loan (3–5% APR), non-homeowners personal loan (5–8% APR).

Balance Transfer Card: Alternative to Consolidation

Instead of a consolidation loan, use a 0% balance transfer credit card for high-APR credit card debt:

Scenario:

• Credit card debt: £8,000 @ 20% APR
• Balance transfer card: 0% for 18 months, 3% fee
• Cost of transfer: £8,000 × 3% = £240
• Interest during 18-month period: £0 (vs £2,400 if staying on 20% card)
• Saves: £2,160 in interest

Requirement: Pay off the full balance within 18 months (if not, remaining balance reverts to 18–22% APR).

Better than consolidation if:

• You only have credit card debt (not mixed debt types)
• You can pay off within the 0% period (24 months max)
• You have OK credit score (>650)

Debt Consolidation Company: Red Flags

Some companies advertise "debt consolidation" and charge fees (10–15% of debt owed):

Example:

• You owe £15,000
• Company charges 15% fee: £2,250
• They negotiate your creditors down to £13,000
• You repay £13,000 + £2,250 fee = £15,250 total
• You thought you were getting relief, but you paid more

Better alternative: Contact creditors directly (no company needed) and ask for hardship programs (some offer interest rate reductions or payment plans for free).

Homeowner Advantage: Home Equity Loan

If you're a homeowner with equity (property worth >£300k, mortgage £150k, you have £150k equity):

Home equity consolidation:

• Borrow £15,000 against your home at 4% APR
• Pay off all unsecured debt (credit card, loans)
• New secured debt at much lower rate
• Interest savings: huge

BUT: You're now leveraging your home as collateral. If you miss payments, the lender can foreclose. This is risky if income is unstable.

Only suitable if:

• Income is very stable
• You've already fixed the spending behavior that caused the debt
• Rate is materially lower (at least 5+ percentage points)

Self-Employment & Consolidation

Self-employed often struggle to consolidate because:

• Lenders want 2 years accounts (new self-employed won't qualify)
• Variable income concerns (debt-to-income ratio hard to prove)
• No employer verification

Workaround: Consolidate via a credit union (more flexible than banks) or use a balance transfer card (no income verification needed).

Consolidation Trap: The Relapse

The biggest risk: After consolidating, you rack up new credit card debt.

Example:

• Consolidate £15,000 credit card to personal loan
• Personal loan is now a fixed payment (good discipline)
• But credit card is now "empty" and available
• You run up the credit card again to £8,000
• Now you have £15,000 loan + £8,000 credit card = £23,000 total (worse than before)

Prevention:

• Close or freeze the consolidated credit card (cut it up)
• Address spending behavior, not just the debt structure
• Set up a budget before consolidating

Consolidation Decision Tree

Should you consolidate?

1. Is your new rate at least 3% lower than current average? If no, stop.
2. Can you maintain the same monthly payment or higher? If no, avoid extending the term.
3. Will you stop accumulating new debt? If no, consolidation won't help.
4. Do you have stable income? If no, risk is too high.
5. Can you get approved for a lower rate (>650 credit score)? If no, rates won't improve much.

If yes to 4+ questions: Consolidation likely saves money and reduces stress.

Next step: Use the Debt Consolidation calculator with your current debts, APRs, and proposed consolidation terms. Most UK debtors save £1,000–£3,000 by consolidating high-APR debt to 6–8% if they avoid extending the payoff term.