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Smart Roadster Speedsilver MOT Pass Rate & Official DVSA Failure Statistics

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Pass rate, every year

82.6% Around average

167 tests across 1 model years, 2004–2004.

+1.6 pts vs the national average

MOT PASS RATES

How the Smart Roadster Speedsilver really fares

82.6% of its MOTs pass — over 167 class-4 tests, 2023–2025

Pass rates

Every figure on this page comes from the DVSA's MOT test record.

The Smart Roadster Speedsilver MOT pass rate is 82.6%, +1.6 percentage points above the UK average. That is 167 DVSA MOT tests recorded between 2004 and 2004. This page lists the most common Smart Roadster Speedsilver MOT failures by category, names the best and worst model years, and finishes with a pre-MOT checklist you can run at home.

Smart Roadster Speedsilver MOT History and Failure Rates vs UK National Average

The Smart Roadster Speedsilver passed on its first attempt in 79.4%, and its overall record sits +1.6 percentage points above the national average for all cars. These figures come from every recorded DVSA MOT test for the Smart Roadster Speedsilver in the 2023–2025 data: 167 tests across 1 model years (2004–2004). A test still carries exactly one pass or fail verdict.

MeasureThis model
Tests analysed167
Overall pass rate82.6%
Passed on first attempt79.4%
Average mileage at test77,137 mi
Model years covered2004–2004 (1 years)
Versus UK national average+1.6 pts above

Figures are computed from every recorded DVSA test for this model in the 2023–2025 data.

Most Common Smart Roadster Speedsilver MOT Problems by Failure Category

Every MOT failure a tester records belongs to one inspection section of the DVSA manual. For the Smart Roadster Speedsilver, the Lamps, reflectors and electrical equipment section leads the record — the breakdown below shows where the recorded failures cluster, then the exact strings behind the three biggest sections.

Inspection section Share of failures Est. recorded instances
Lamps, reflectors and electrical equipment 40% 14
Suspension 17% 6
Brakes 17% 6
Steering 14% 5
Noise, emissions and leaks 11% 4

Shares are over the Smart Roadster Speedsilver's recorded defect strings, merged across its year pages.

Lamps, reflectors and electrical equipment

Around 40% of the recorded Smart Roadster Speedsilver failures fall in the Lamps, reflectors and electrical equipment section of the MOT inspection manual. Testers recorded "Headlamp not working on dipped beam" (2.4%), "Position lamp not working" (2.4%), "Battery(ies) insecure but not likely to fall from carrier" (1.8%) among the Smart Roadster Speedsilver's lamps, reflectors and electrical equipment faults.

Suspension

Around 17% of the recorded Smart Roadster Speedsilver failures fall in the Suspension section of the MOT inspection manual. Testers recorded "Ball joint dust cover severely deteriorated" (1.8%), "Coil spring fractured or broken" (1.8%) among the Smart Roadster Speedsilver's suspension faults.

Brakes

Around 17% of the recorded Smart Roadster Speedsilver failures fall in the Brakes section of the MOT inspection manual. Testers recorded "Rigid brake pipes excessively corroded" (1.8%), "Service brake imbalance across an axle" (1.8%) among the Smart Roadster Speedsilver's brakes faults.

Top Recorded Smart Roadster Speedsilver DVSA MOT Test Statistics & Defect Descriptions

The descriptions below are the exact DVSA failure strings testers recorded most often for the Smart Roadster Speedsilver, each with how many of the model's 167 tests it was noted on.

  • "Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt" (Minor) — noted on about 5 Smart Roadster Speedsilver tests, 3.0% of the model's MOT record.
  • "Emissions not tested unable to be completed" (Major) — noted on about 4 Smart Roadster Speedsilver tests, 2.4% of the model's MOT record.
  • "Headlamp not working on dipped beam" (Rectified) — noted on about 4 Smart Roadster Speedsilver tests, 2.4% of the model's MOT record.
  • "Position lamp not working" (Major) — noted on about 4 Smart Roadster Speedsilver tests, 2.4% of the model's MOT record.
  • "Ball joint dust cover severely deteriorated" (Minor) — noted on about 3 Smart Roadster Speedsilver tests, 1.8% of the model's MOT record.
  • "Battery(ies) insecure but not likely to fall from carrier" (Minor) — noted on about 3 Smart Roadster Speedsilver tests, 1.8% of the model's MOT record.

Best and Worst Smart Roadster Speedsilver Model Years by Pass Rate

The strongest Smart Roadster Speedsilver model year on record is 2004 (82.6% across 167 tests), and the weakest is 2004 (82.6%). Years with fewer than 50 recorded tests are excluded, so these are the years with enough MOT history to mean something.

Year Tests Pass rate First attempt Avg mileage Most common failure
2004 Roadster Speedsilver 167 82.6% 79.4% 77,137 mi Track rod end ball joint dust cover damaged or dete

Newest model year first. Only years with at least 50 recorded tests are listed.

Pre-MOT Inspection Checklist for Smart Roadster Speedsilver Owners

These checks follow this Smart Roadster Speedsilver's own most-recorded failure strings, starting with what a tester is most likely to flag on a Smart Roadster Speedsilver.

  • the suspension joints — “track rod end ball joint dust cover damaged or deteriorated,”

    With the car parked on level ground, rock the top of each front wheel in and out while someone watches the suspension arm. Clunks, or rubber boots split and greasy, are what testers record here.

  • the exhaust and emissions — “emissions not tested unable to be completed”

    Listen for a blow at idle and have someone rev it gently. Then look at the tailpipe smoke: blue is oil, white when warm is coolant, black is over-fuelling. Any of those and the emissions test is the least of it.

  • the lights — “headlamp not working on dipped beam”

    Switch everything on and walk round the car: both headlamps on dip and main, every indicator, both brake lights, reverse, fog and the two number-plate lamps. A bulb is a few pounds and a five-minute job.

Derived from the DVSA failure strings testers recorded for the Smart Roadster Speedsilver. A check that finds nothing means the item is likely fine, not that the test is guaranteed.

Frequently Asked Questions: Smart Roadster Speedsilver MOT & Reliability

What is the Smart Roadster Speedsilver MOT pass rate?

82.6% of the 167 recorded Smart Roadster Speedsilver MOT tests ended in a pass, +1.6 percentage points above the national average. 79.4% of those passed on the first attempt.

Which Smart Roadster Speedsilver model years pass the MOT most often?

2004 is the strongest Smart Roadster Speedsilver year on record at 82.6%, while 2004 is the weakest at 82.6%. The year-by-year table below lists every model year with at least 50 recorded tests.

What are the most common Smart Roadster Speedsilver MOT failures?

The most recorded Smart Roadster Speedsilver failures are "Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt" and "Emissions not tested unable to be completed" — together around 5% of tests, mostly in the Steering section.