Choosing between a fixed and variable rate mortgage is fundamentally a bet on what interest rates will do - and in October 2026, it is a decision worth making carefully. Fixed rates offer certainty; variable rates offer flexibility and potential savings if rates fall. Neither is universally better.
How Each Works
Fixed Rate
- Rate locked for 2, 3, 5, or 10 years
- Monthly payment stays the same
- No benefit if rates fall
- Early repayment charges typically apply
- Higher rate than tracker at the moment of fixing
Variable Rate (Tracker / SVR)
- Moves with base rate or lender's own rate
- Payment changes when base rate changes
- Benefits if rates fall
- Some trackers have no ERC (early exit)
- Currently slightly below comparable fixed rates
The Rate Environment in October 2026
The Bank of England base rate has moved significantly over the 2022–2025 period and mortgage market pricing reflects ongoing uncertainty about the trajectory from here. Lenders are currently pricing 2-year fixes slightly above 5-year fixes - a sign that markets expect rates to fall over the medium term. In this environment:
- Trackers offer a lower starting rate but expose you to upward movements if the base rate rises
- 5-year fixes are priced at a lower rate than 2-year fixes in many cases, reflecting the yield curve
- 2-year fixes carry the highest rate but give you the earliest exit to renegotiate
Indicative Rate Comparison (October 2026)
| Product | Indicative Rate | ERC Period | Best For |
|---|---|---|---|
| 2-year fixed | 4.85–5.4% | 2 years | Short-term certainty, flexibility at 2yr |
| 5-year fixed | 4.5–5.1% | 5 years | Certainty, lower rate, longer lock-in |
| 10-year fixed | 4.7–5.2% | 10 years | Maximum certainty; significant ERC risk |
| Base rate tracker | Base + 0.5–1.1% | None (many products) | If rates expected to fall; no ERC |
| Discount variable | Lender SVR – 0.5–1.5% | Varies | Short-term flexibility |
When Fixed Rate Makes Sense
Fixed rates suit borrowers who: have stretched affordability at current rates and cannot absorb increases; have a business or personal budget that requires payment certainty; plan to stay in the property for the duration of the fixed term; or simply prefer certainty over potential savings.
When Variable Rate Makes Sense
Variable (tracker) rates suit borrowers who: expect rates to fall materially over the next 2–3 years; have sufficient financial buffer to absorb payment increases if rates rise; may need to sell or refinance in the short term and want to avoid ERCs; or are comfortable with payment variability.