BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ PIAGGIO/SFERA 80
Model report · 2005–2025
79.0%
first-time pass rate
13.5%
failed outright
6,524
median miles at test
414
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2006–2011

The SFERA 80's first-time pass rate has fallen 14.4 points since 2006, 82.1% to 67.7%.

63%76%89%2006: 82.1% pass (78 tests)2007: 85.1% pass (47 tests)2008: 78.7% pass (47 tests)2009: 76.9% pass (39 tests)2010: 75.7% pass (37 tests)2011: 67.7% pass (31 tests)20062011

What fails on a SFERA 80

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
59 39.6
brakes
25 16.8
tyres and wheels
23 15.4
steering and suspension
22 14.8
fuel and exhaust
13 8.7
body and structure
5 3.4
driving controls
2 1.3

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 1997 (79.8% pass). Weakest: 1998 (69.0%).

67%74%82%1996: 71.1% pass (114 tests)1997: 79.8% pass (94 tests)1998: 69.0% pass (58 tests)199619971998

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.