Royal Enfield Meteor vs Triumph Thunderbird

The Triumph Thunderbird passes its MOT first time more often than the Royal Enfield Meteor — 87.8% vs 86.9%, a 0.9-point lead.

MOT reliability, side by side

first-time pass rate, outright fail rate and tests analysed · 2005–2025

Metric	Royal Enfield Meteor	Triumph Thunderbird
First-time pass rate	86.9%	87.8%
Outright fail rate	3.6%	6.2%
Median miles at test	3,661	13,106
MOT tests analysed	137	56,312
Most common failure	reg plates and vin	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.

ROYAL ENFIELD METEOR 86.9% pass · 137 tests TRIUMPH THUNDERBIRD 87.8% pass · 56.3k tests

See each bike's full report — trend, mileage curve, failure breakdown and rivals — on its own page.