Derbi Terra 125 Reliability, MOT Pass Rate & Common Faults
Free Derbi Terra 125 car check
Is the Derbi Terra 125 reliable? We analysed 834 real MOT tests across 132 vehicles to find out.
Got a specific Derbi Terra 125? Enter the reg for a free check:
The Derbi Terra 125 is about average for reliability based on real UK MOT data. Common problems include roller brake test indicates a binding brake, stop lamp does not illuminate immediately a brake applies and brake pad(s) less than 1.5 mm thick. Here's everything you need to know before buying a used Derbi Terra 125.
Derbi Terra 125 Number Plates
Number plates registered to a Derbi Terra 125. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Derbi Terra 125 MOT Pass Rate by Year
How likely is a Derbi Terra 125 to pass its MOT? Here's the pass rate for each registration year, newest first.
Derbi Terra 125 Problems — What Goes Wrong?
The most common reasons a Derbi Terra 125 fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Derbi Terra 125 Mileage — What's Normal?
How many miles does a typical Derbi Terra 125 owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Derbi Terra 125 MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Derbi Terra 125 year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2011 | 84 | 66.7% | 3,748 | 9,379 | 14,697 |
| 2010 | 183 | 76.0% | 2,583 | 6,120 | 10,531 |
| 2009 | 243 | 74.5% | 3,860 | 6,964 | 11,276 |
| 2008 | 256 | 76.2% | 3,801 | 6,985 | 11,674 |
How Long Does a Derbi Terra 125 Last?
Based on 132 Derbi Terra 125 vehicles on UK roads.
Derbi Terra 125 Mileage Distribution
Total mileage recorded across all Derbi Terra 125 MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Derbi Terra 125
Based on MOT pass rates across all registration years with sufficient test data.
76.2% MOT pass rate from 256 tests
66.7% MOT pass rate from 84 tests
The best year to buy a used Derbi Terra 125 is 2008, which has the highest MOT pass rate at 76.2% across 256 tests. The 2011 model year has the lowest pass rate at 66.7% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Derbi Terra 125 Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Derbi Terra 125 THIS CAR | 74.5% | 834 | 7,058 mi | 18 yrs |
| Derbi Senda | 67.1% | 12,951 | 9,865 mi | 30 yrs |
| Derbi GPR50-R | 66% | 2,658 | 13,802 mi | 28 yrs |
| Derbi Atlantis | 78.5% | 1,849 | 10,422 mi | 27 yrs |
| Mercedes-benz Gla 180 Sport Executive Auto | 91.7% | 508 | 22,598 mi | — yrs |
Compared to the Derbi Senda (67.1% pass rate) and the Derbi GPR50-R (66.0% pass rate), the Derbi Terra 125 outperforms both on MOT reliability.
Found a Derbi Terra 125 you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Derbi Terra 125Should you buy a used Derbi Terra 125?
The Derbi Terra 125 has an overall MOT pass rate of 74.5% across 834 real MOT tests — roughly in line with the UK average.
The most common problems on the Derbi Terra 125 are roller brake test indicates a binding brake (28 recorded failures), stop lamp does not illuminate immediately a brake applies (25), and brake pad(s) less than 1.5 mm thick (19). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
A typical Derbi Terra 125 owner drives around 1,004 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Derbi Terra 125 models stay on UK roads for around 18 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.