Blog
Data-driven articles, news and insights powered by AutoRank.

Monthly market report

UK Vehicle Market Report: August 2026 MOT, EV & Registration Trends

This is AutoRank's August 2026 UK Vehicle Market Report: a monthly look at registration-date records, fuel mix, EV share, MOT pass and fail rates, manufacturer movement, model rankings, common defects and the reliability patterns that show up once vehicles are being used every day.

August stayed quiet, but EV share held firm. AutoRank analysed vehicle data from 1 August 2026 to 31 August 2026, using the database snapshot refreshed on 2 September 2026. The report covers registration records, MOT test results, fuel mix, manufacturer movement, defect patterns and reliability data in one monthly view.
116.0k August registrations
3.39m MOT tests analysed
26.2% EV registration share
78.0% August MOT pass rate

Key UK Vehicle Stats for August 2026

August was another low-volume registration month in the AutoRank registration-date view, sitting just 1.49% below the current July snapshot but 5.64% above August 2025. Hybrid electric records stayed the largest fuel group, EVs held at just over a quarter, and petrol was the only major fuel type to rise month on month.

3,389,313Total MOT tests analysed
77.95%Overall MOT pass rate
22.05%Overall MOT fail rate
Jaecoo 7 Luxury PHEV AutoTop registered model record
VolkswagenTop manufacturer by registrations
Hybrid ElectricMost common August fuel type
PetrolOnly major fuel-type gain vs July
Front tyre wearMost common MOT defect pattern
FerrariBest make by MOT pass rate, 1k+ tests
150k+ mileageWorst large category by fail rate

UK Vehicle Registration Trends in August 2026

AutoRank recorded 116,039 first registration-date records in August 2026. That is down 1,759 records, or 1.49%, against the current July 2026 snapshot. Compared with August 2025, the dataset is up 6,192 records, or 5.64%.

August was still a quiet pre-plate-change month, but it did not drop much further than July. Volkswagen kept the manufacturer lead, Jaecoo's 7 Luxury PHEV Auto topped the model-record table, and EV share stayed effectively flat at 26.15%.

116,039 Total new or first registrations in August 2026
-1.49% Month-on-month change from July 2026
+5.64% Year-on-year change from August 2025

Monthly registrations in 2026 so far

March remains the plate-change spike. August sits close to July, with February still the lowest month in the current 2026 run.

Jan Feb Mar Apr May Jun Jul Aug
Low 113.1k High 468.5k

EV market share in August

30,344 of 116,039 registration records were electric.

26.2% EV share

Top 10 registered models in August 2026

Rank Make Model Registrations Market Share
1Jaecoo7 Luxury PHEV Auto1,1270.97%
2MGHS Trophy HEV Auto8770.76%
3Jaecoo7 Black Luxury PHEV Auto8140.70%
4MGZS Trophy HEV Auto7870.68%
5BYDSealion 5 Comfort PHEV Auto7630.66%
6Jaecoo5 Luxury EV7600.65%
7DAF TrucksUnknown6080.52%
8VolkswagenT-Roc Life ETSI MHEV Auto6030.52%
9Jaecoo5 Luxury Auto5590.48%
10BYDSeal U Boost DM-i PHEV Auto5530.48%

UK EV, Hybrid, Petrol and Diesel Trends

EV monthly registration share was almost unchanged, moving from 26.21% in the current July snapshot to 26.15% in August. The August count was slightly lower for hybrid and electric records, petrol gained a little, and diesel fell back.

EV market share in August 2026

There were 30,344 electric registrations in August 2026. That made EVs the second-largest fuel type in the August dataset, behind hybrid electric records.

Petrol vs diesel vs hybrid vs electric

Fuel Type August Registrations Share Change vs July Change vs August 2025
Hybrid Electric (Clean)39,19033.77%-184+4,889
Electric30,34426.15%-532+4,369
Petrol27,27723.51%+1,001-1,602
Diesel18,72116.13%-1,909-1,489
Electric Diesel4230.36%-162+121

Fuel split by August registrations

1
Hybrid Electric39,190
2
Electric30,344
3
Petrol27,277
4
Diesel18,721

Top registered EVs in August 2026

RankMakeModelRegistrations
1Jaecoo5 Luxury EV760
2LeapmotorB10543
3TeslaModel 3 RWD523
4OmodaE5 Noble516
5VauxhallFrontera GS EV450

Top hybrid model records in August 2026

RankMakeModelRegistrations
1Jaecoo7 Luxury PHEV Auto1,127
2MGHS Trophy HEV Auto877
3Jaecoo7 Black Luxury PHEV Auto814
4MGZS Trophy HEV Auto787
5BYDSealion 5 Comfort PHEV Auto763

Top diesel model records in August 2026

RankMakeModelRegistrations
1DAF TrucksUnknown605
2VauxhallCombo Prime Plus XL373
3Mercedes-BenzSprinter 315 Pro CDI358
4FordTransit 350 Leader EcoBlue345
5Mercedes-BenzUnknown321

Top 10 Most Registered Vehicle Model Records in August 2026

Jaecoo led August's model-record table with plug-in hybrid strength at the top. MG and BYD also placed hybrid records in the top five, while Jaecoo's 5 Luxury EV remained the highest EV-only model record. The table also includes commercial-style records such as DAF Trucks Unknown, so it is best read as a vehicle dataset view rather than a pure passenger-car chart.

RankMakeModelRegistrationsMarket Share
1Jaecoo7 Luxury PHEV Auto1,1270.97%
2MGHS Trophy HEV Auto8770.76%
3Jaecoo7 Black Luxury PHEV Auto8140.70%
4MGZS Trophy HEV Auto7870.68%
5BYDSealion 5 Comfort PHEV Auto7630.66%
6Jaecoo5 Luxury EV7600.65%
7DAF TrucksUnknown6080.52%
8VolkswagenT-Roc Life ETSI MHEV Auto6030.52%
9Jaecoo5 Luxury Auto5590.48%
10BYDSeal U Boost DM-i PHEV Auto5530.48%

Top 10 Vehicle Manufacturers in August 2026

Volkswagen stayed in front in August, with Ford second and Mercedes-Benz third. The top ten was mixed rather than uniformly down: Vauxhall and MG gained against July, while Ford and BMW saw the largest top-ten drops.

RankManufacturerRegistrationsShareChange vs July
1Volkswagen8,9037.67%-368
2Ford7,8076.73%-1,222
3Mercedes-Benz6,6225.71%+169
4Kia5,1004.40%+51
5BMW4,8724.20%-1,182
6MG4,6514.01%+835
7Vauxhall4,6454.00%+1,714
8Audi4,4073.80%-472
9Toyota4,2553.67%-37
10Skoda4,1133.54%+70

Vauxhall posted the largest absolute gain among the top-ten manufacturers in this dataset, while Ford had the largest fall. As usual with registration-date records, one quiet month is a snapshot of volume rather than a complete brand verdict.

MOT Pass and Fail Rates in August 2026

AutoRank analysed 3,389,313 MOT tests completed in August 2026. Of those, 2,642,021 passed and 747,292 failed, giving an overall pass rate of 77.95%.

15.52%Tests with at least one major defect
5.34%Tests with at least one dangerous defect
55.91%Tests with at least one advisory
CategoryMOT TestsPass RateFail RateAverage Mileage
All August tests3,389,31377.95%22.05%81,254
Electric fuel records71,23185.55%14.45%49,748
Hybrid electric records158,57387.47%12.53%65,732
Petrol records1,803,54978.33%21.67%65,920
Diesel records1,340,58875.83%24.17%105,452
3-4 years old214,23688.15%11.85%36,691
5-9 years old1,056,05783.73%16.27%61,482
10-14 years old1,184,42675.77%24.23%89,231
15+ years old868,11170.96%29.04%103,894
Under 30k mileage band400,07489.30%10.70%19,008
30k-59k mileage band863,22983.19%16.81%45,610
60k-99k mileage band1,124,78576.01%23.99%79,006
100k-149k mileage band718,94571.34%28.66%120,557
150k+ mileage band272,20670.39%29.61%191,258

Most Reliable Cars Based on August MOT Data

Reliability needs context. A nearly new hybrid, a 15-year-old diesel and a high-mileage taxi are not doing the same job. For this section, AutoRank compares records inside practical usage groups rather than pretending one raw pass rate tells the whole story.

AutoRank reliability scores are based on MOT pass rates, vehicle age, mileage and defect patterns from UK MOT records. Scores are designed to compare vehicles within similar age and usage groups.

Treat the ranking as a starting point, then compare any vehicle against its own age, mileage and MOT history before making a decision.

Top reliable model records overall

RankMakeModelAugust MOTsPass RateAverage Mileage
1LexusUX1,43894.23%39,647
2AudiQ3 S Line 35 TFSI MHEV S-A64393.78%39,452
3VolkswagenT-Roc R-Line TSI S-A53493.63%29,289
4HondaJazz Crosstar EX i-MMD CVT1,15893.61%26,178
5ToyotaYaris Cross Excel HEV Auto56593.45%27,849
6LEVCTX1,15692.91%105,985
7HondaJazz EX i-MMD CVT2,09392.64%25,028
8VolkswagenPolo Life TSI1,12492.62%28,921
9FordKuga ST-Line X ED PHEV CVT60992.45%39,302
10FordPuma ST50192.42%31,588

Most Common MOT Defects in August 2026

Tyres again dominate the common defect list. The pattern is familiar but still useful: a large share of MOT risk is visible, checkable and often preventable before test day.

Most common MOT defect records in August 2026

1
Nearside front tyre worn close to legal limit162,406
2
Offside front tyre worn close to legal limit158,495
3
Oil leak, but not excessive155,381
4
Offside rear tyre cracking or perishing118,072
5
Nearside rear tyre cracking or perishing114,660

Most common dangerous MOT defects

RankDangerous DefectRecords
1Nearside front tyre tread depth below 1.6mm19,858
2Offside front tyre tread depth below 1.6mm17,204
3Offside front tyre has ply or cords exposed10,930
4Front brake pads less than 1.5mm thick10,392
5Nearside rear tyre tread depth below 1.6mm9,491

Most common MOT advisories

The advisory list is led by the same tyre and oil-leak patterns. In plain English: check tyres before viewing a used car, and do not ignore oily undertrays or thin pads just because the car still passed.

What This Means for UK Drivers and Buyers

Popular vehicles are not automatically the most reliable vehicles. August's registration chart says what appeared in the registration-date records; the MOT chart says how vehicles are coping once they are out in the real world.

MOT data is useful because it shows weak points that owners actually meet: worn tyres, brake wear, lamps, parking brake issues, engine warning lights and suspension springs. A buyer who checks those patterns before purchase is already ahead of the usual quick look around the bodywork.

EV and hybrid growth is changing the market, but age and mileage still matter. Older petrol and diesel vehicles can show different failure patterns because they usually arrive at the test with more years and more miles behind them. Compare fuel type, age, mileage and common defects together before making a buying decision.

August 2026 Summary

August was another quiet registration-date month, but it was stable rather than sharply lower. AutoRank recorded 116,039 August registration records, 1.49% below July and 5.64% above August 2025. EVs took 26.15%, hybrid electric records remained the largest fuel group, Volkswagen led the manufacturer table, and Jaecoo topped the model-record chart.

The MOT side of the report is the practical bit for drivers and buyers. The August pass rate landed at 77.95%, hybrid electric records led the main fuel types for MOT pass rate, and the most common defects were still everyday wear items: tyres, oil leaks and brake components that can often be checked before test day.