Data as of: DVSA MOT results to 2025
Gas Gas Ec 450 Fse vs Suzuki GS500
The Suzuki GS500 passes its MOT first time more often than the Gas Gas Ec 450 Fse: 76.4% vs 71.7%, a 4.7-point lead.
MOT reliability, side by side
| Metric | Gas Gas Ec 450 Fse | Suzuki GS500 |
|---|---|---|
| First-time pass rate | 71.7% | 76.4% |
| Outright fail rate | 17.0% | 15.0% |
| Vs comparable bikes (age & mileage adjusted) | -13.3 pts | -7.1 pts |
| Engine size | 443cc | 487cc |
| Rank among all models | #4602 of 5428 | #4137 of 5428 |
| Median miles at test | 1,987 | 21,676 |
| MOT tests analysed | 212 | 44,924 |
| Most common failure | steering and suspension | brakes |
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.
"Vs comparable bikes" is the first-time pass rate minus the rate expected for each bike's own mix of age, mileage and test class, in percentage points: positive means better than comparable bikes. How this works.
See each bike's full report (trend, mileage curve, failure breakdown and rivals) on its own page.