Head-to-head · 2005–2025
Data as of: DVSA MOT results to 2025
Suzuki GS vs Kawasaki ZX-6R
The Kawasaki ZX-6R passes its MOT first time more often than the Suzuki GS: 78.1% vs 75.6%, a 2.5-point lead.
MOT reliability, side by side
first-time pass rate, outright fail rate and tests analysed · 2005–2025
| Metric | Suzuki GS | Kawasaki ZX-6R |
|---|---|---|
| First-time pass rate | 75.6% | 78.1% |
| Outright fail rate | 15.1% | 14.0% |
| Median miles at test | 29,102 | 19,446 |
| MOT tests analysed | 3,408 | 173,956 |
| Most common failure | lighting and signalling | lighting and signalling |
First-time outcomes on normal tests, 2005–2025. "Most common failure" is the component group with the most recorded defects on failed tests. Read pass rates against test counts: a smaller sample is noisier. Source: DVSA anonymised MOT results.
See each bike's full report (trend, mileage curve, failure breakdown and rivals) on its own page.