BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ MONDIAL/HPS 125 S E4
Model report · 2005–2025

MONDIAL HPS 125 S E4

124cc Petrol Class 1
#4810 of 5426 overall #1 of 1 MONDIALs #420 of 734 commuter bikes
68.7%
first-time pass rate
21.3%
failed outright
3,642
median miles at test
969
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2020–2025

The HPS 125 S E4's first-time pass rate has fallen 28.2 points since 2020, 92.2% to 64.0%.

57%78%99%2020: 92.2% pass (103 tests)2021: 65.2% pass (138 tests)2022: 68.7% pass (195 tests)2023: 65.3% pass (216 tests)2024: 65.8% pass (152 tests)2025: 64.0% pass (164 tests)20202025

What fails on a HPS 125 S E4

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
208 36.5 8.6×
brakes
187 32.8 2.8×
structure and attachments
58 10.2 6.5×
suspension
46 8.1 5.2×
steering
30 5.3 5.7×
Identification of the vehicle
18 3.2 7.1×
audible warning (Horn)
14 2.5 7.9×
tyres
9 1.6 1.2×

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the HPS 125 S E4 beats 0 of its 4 closest rivals (YAMAHA YBR 125, HONDA CG125, HONDA CBF125).

Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the HPS 125 S E4.

Pass rate by registration year

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

Best year to buy used: 2017 (74.8% pass). Weakest: 2020 (64.0%).

62%69%77%2017: 74.8% pass (357 tests)2018: 65.7% pass (303 tests)2019: 64.5% pass (214 tests)2020: 64.0% pass (86 tests)201720192020

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.

MONDIAL HPS 125 S E4 FAQ

answers computed from the data above · terms in the glossary

Is the MONDIAL HPS 125 S E4 reliable?

The MONDIAL HPS 125 S E4 is less reliable than average for its class: 68.7% of its 969 MOT tests (2005–2025) passed first time, against a class average of 73.4%. That ranks it #4810 of 5426 models.

What does a HPS 125 S E4 fail its MOT on most?

lamps and reflectors — 36% of all defects recorded against failed HPS 125 S E4 tests.

What is the best year of HPS 125 S E4 to buy used?

By first-time pass rate, 2017-registered examples do best (74.8%) and 2020 worst (64.0%). Condition and history still trump the year.