Volvo V40 vs Volvo Xc40 + b3 mhev auto: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Volvo V40
74%
MOT pass rate · 171,790 vehicles
Volvo Xc40 + b3 mhev auto
95%
MOT pass rate · 29,414 vehicles
More reliable
Verdict: On MOT pass rate, the Volvo Xc40 + b3 mhev auto is the more reliable of the two — 95% pass first time versus 74%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Volvo V40 | Volvo Xc40 + b3 mhev auto |
|---|---|---|
| MOT pass rate | 74% | 95% ✓ |
| MOT failure rate | 26% | 5% ✓ |
| Faults & advisories per test | 1.9 | 0.4 ✓ |
| Dangerous-fault share | 2% ✓ | 5% |
| Average mileage | 106,048 mi | 24,931 mi |
| Sample size (vehicles) | 171,790 | 29,414 |
Most common faults
Volvo V40
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
Volvo Xc40 + b3 mhev auto
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
- Nearside Rear Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))
- Offside Rear Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Reliability FAQ
On MOT pass rate, the Volvo Xc40 + b3 mhev auto is the more reliable of the two — 95% pass first time versus 74%. It's one signal among several; check the full breakdown below.
Full Volvo V40 report Full Volvo Xc40 + b3 mhev auto report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.