NIU N1S
Real ownership data from 199 UK N1S motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common N1S problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Brakes | dangerous | 10.9% |
| Brake discs and pads | dangerous | 7.9% |
| Lights and indicators | major | 5.9% |
| Suspension | dangerous | 3.9% |
| Other | dangerous | 2.5% |
| Electrical | major | 2% |
| Steering and head bearings | dangerous | 2% |
| Fork seals | major | 1% |
Advisories (wear noted but not failed) are excluded above; the most common is suspension.
N1S mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| Year | Examples | Median mileage | Miles/year | First-time pass |
|---|---|---|---|---|
| 2024 | 11 | — | — | — |
| 2023 | 11 | 7,091 mi | — | 0% |
| 2022 | 26 | 1,826 mi | 1,244 | 75.86% |
| 2021 | 38 | 3,640 mi | 520 | 89.29% |
| 2020 | 42 | 2,459 mi | 693 | 85.37% |
| 2019 | 50 | 3,262 mi | 374 | 90.53% |
| 2018 | 20 | 3,508 mi | 446 | 78.43% |
N1S questions, answered with data
What are the most common problems with the NIU N1S?
Across 199 UK examples, the most frequently recorded MOT faults are brakes (10.9% of all recorded faults), brake discs and pads (7.9% of all recorded faults), lights and indicators (5.9% of all recorded faults).
What is average mileage for a NIU N1S?
The median NIU N1S in the UK has covered 3,108 miles, and typically rides about 536 miles a year. Half of all examples fall between 1,158 and 5,567 miles.
Is the NIU N1S reliable?
85.35% of NIU N1S MOT tests are passed first time, with an average of 0.58 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 199 NIU N1S motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.