Reliability, safety, running costs and what to check before you buy.
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With 127,559 currently licensed in the UK, the MG Zs is one of Britain's most popular cars.
Euro NCAP awarded the Zs 3 stars in 2017, with 71% adult occupant and 51% child protection scores.
It has a 81.5% first-time MOT pass rate — above the UK national average of 72%. Common MOT failure areas include suspension, brakes, lighting.
Annual running costs are estimated at £1,278 for a typical 5-year-old example, breaking down to £106/month or 17p/mile.
NCAP Safety
2017
MOT Pass Rate
81.5%
25,000 tests
Monthly Cost
£106
est. annual total
New From
£20,495
Euro NCAP tested the Zs in 2017 and awarded it 3 out of 5 stars.
Adult Occupant
71%
Child Occupant
51%
Pedestrian
59%
Safety Assist
29%
Based on 25,000 MOT tests, the Zs has a first-time pass rate of 81.5% — above the UK national average of 72%.
This is a positive sign for reliability. The Zs is less likely to have issues at MOT time than the average car on UK roads.
Annual running costs for a typical 5-year-old MG Zs are estimated at around £1,278 per year, or £106 per month.
Fuel
£0
/year
Road Tax
£195
/year
Depreciation
£828
/year
MOT
£55
/year
Estimated annual running costs based on available data. Excludes insurance, parking, and finance costs. Actual costs depend on your driving habits and circumstances.
Battery
73 kWh
Range (WLTP)
273 mi
Motor
115 kW
154 bhp
Drive
FWD
Rapid charge: 36 min (10-80%) | Home charge: 8h (0-100%)
Starting from £20,495 new, a MG Zs typically retains about 56% after 3 years and 46% after 5 years.
| Age | Retained | Est. Value | Lost |
|---|---|---|---|
| 1 year | 75% | £15,350 | −£5,145 |
| 2 years | 64% | £13,050 | −£7,445 |
| 3 years | 56% | £11,500 | −£8,995 |
| 4 years | 50% | £10,350 | −£10,145 |
| 5 years | 46% | £9,500 | −£10,995 |
| 6 years | 43% | £8,850 | −£11,645 |
| 7 years | 41% | £8,300 | −£12,195 |
| 8 years | 39% | £7,900 | −£12,595 |
| 9 years | 37% | £7,500 | −£12,995 |
| 10 years | 35% | £7,150 | −£13,345 |
There are currently 127,559 licensed and 3,310 SORN Zss in the UK (130,869 total). This makes it a very common vehicle on UK roads.
The Zs has a 81.5% first-time MOT pass rate based on 25,000 tests — above the UK national average of 72%. This suggests good overall reliability.
Euro NCAP awarded the Zs 3 out of 5 stars when tested in 2017. It scored 71% for adult occupant protection, 51% for child occupant protection, 59% for vulnerable road users, and 29% for safety assist features.
Annual running costs for a typical 5-year-old Zs are estimated at around £1,278 per year (£106/month). This includes fuel, road tax, depreciation, and MOT fees — but excludes insurance, servicing, and repairs.
There are no known DVSA safety recalls currently listed for the Zs. However, recalls can be issued at any time — enter a specific registration to check.
A new Zs starts from around £20,495. After 5 years, a typical example retains about 46% of its original value.
Enter the registration to check its full MOT history, tax status, mileage, recalls and estimated value — all free.
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