Sinnis Akuma Zs 125 88 (2021)

132 real MOT outcomes analysed • 46% first-time pass rate

2021 Sinnis Akuma Zs 125 88

CarHunch analysed 132 real MOT records for the 2021 Sinnis Akuma Zs 125 88. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.

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The 2021 SINNIS AKUMA ZS 125-88 has a first-time MOT pass rate of just 46%, significantly below the UK average of 80%, making it a reliability concern for buyers. With 12.1% of these bikes having suffered a dangerous defect, you're looking at a machine with real structural or safety issues cropping up regularly.

At under 5,000 miles on average, these bikes are still young and lightly used, yet they're failing MOT at nearly double the rate of typical vehicles — suggesting inherent design or build quality problems rather than age-related wear. The 1.1 advisories per bike indicate recurring minor issues, and with a median CarHunch score of 35 out of 100, you should have a pre-purchase inspection by a specialist mechanic and budget for early repairs.

We have limited data for the 2021 Sinnis Akuma Zs 125 88 — treat the figures below as indicative rather than definitive.

⚠️ Around 1 in 8 of these cars have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.
First-time pass
46%
UK average ~80%
Below average
Dangerous (ever)
12.1%
At least once in MOT history
Check this vehicle
Avg failures / car
0.28
Over 1.5 tests on record
Low
Typical mileage
4k
Middle half: 2k–7k
For context

These stats describe 132 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 132 Sinnis Akuma Zs 125 88 cars.

UK

Before you buy a 2021 Sinnis Akuma Zs 125 88

Based on MOT data from 132 vehicles — here's what to check.

  • 📋 Check the full MOT history. 12.1% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
    Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
  • 🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection ClickMechanic
  • 📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History carVertical Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Petrol (98%) 129 44.7% 0.29

Mileage Distribution

Most 2021 Sinnis Akuma Zs 125 88 vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

3,932
typical
2,187
low mileage
7,100
high mileage

Half of all 2021 Sinnis Akuma Zs 125 88 vehicles fall between 2,187 and 7,100 miles.

Is the mileage you're seeing normal?
Under 2,187 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.
2,187–7,100 miles — normal for age. This is where most 2021 Sinnis Akuma Zs 125 88s sit.
Over 9,585 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

MOT History Averages

1.5
Avg MOT tests per vehicle
0.28
Avg failures per vehicle
1.1
Avg advisories per vehicle

Compare with another model

See how the 2021 Sinnis Akuma Zs 125 88 stacks up against a rival.

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