Mercedes-Benz A-Class vs Skoda Octavia
Figures updated
The Mercedes-Benz A-Class and Skoda Octavia are two of the UK's most popular family hatchbacks. We compare the W177 (2018–) A-Class and the Mk4 (2020–) Octavia on price, size, boot space, performance, safety and running costs, plus how reliable each has been across 540,121 real MOT tests.
The short answer
The Skoda Octavia comes out ahead, with the lower price, the bigger boot, the better MOT record, lower fuel costs and more performance; the Mercedes-Benz A-Class is close on everything else.
- The Skoda Octavia is the cheapest to buy new: from £28,505, £3,365 less than the Mercedes-Benz A-Class.
- The Skoda Octavia has the biggest boot: 600 litres, 250 more than the Mercedes-Benz A-Class.
- The Skoda Octavia has the better MOT record. Like for like on age and mileage, the Mercedes-Benz A-Class fails its MOT about 14% more often.
- The Skoda Octavia is the cheapest to fuel: comparing petrol versions, about £284 a year less than the Mercedes-Benz A-Class at 7,500 miles a year.
- Watch the seat belts and airbags on a Mercedes-Benz A-Class: it fails on them 2.7 times as often as the average car.
| Figure | Mercedes-Benz A-ClassW177 (2018–), 5-door hatchback | Skoda OctaviaMk4 (2020–), 5-door hatchback |
|---|---|---|
| Price and practicality | ||
| Price newUK list prices, across the range | £31,870 to £46,175July 2026 price list | £28,505 to £40,660October 2026 price list (best) |
| Body | 5-door hatchback | 5-door hatchback |
| Seats | 5 | 5 |
| BootSeats up / folded | 350 litres / 1,190 | 600 litres / 1,555 (best) |
| Length | 4,428mm | 4,698mm |
| WidthWithout mirrors | 1,796mm | 1,829mm |
| Height | 1,423mm | 1,470mm |
| Performance | ||
| Power | 136–218 PS | 116–265 PS (best) |
| 0–62mph | 7.4–9.2 sec | 6.4–10.6 sec (best) |
| Safety | ||
| Euro NCAP ratingTests get tougher each year | ★★★★★ (2018) | ★★★★★ (2025) |
| Economy and emissions | ||
| Fuel types | Diesel, Hybrid, Petrol, Plug-in hybrid | Diesel, Hybrid, Petrol |
| Official economyVersions of this generation | 31.4–64.2 mpg | 40.4–65.8 mpg |
| CO2 | 16–205 g/km | 111–159 g/km |
| Running costs at 7,500 miles a year | ||
| Petrol or hybrid171.7p a litre, today's UK average | £1,368 (42.8 mpg) | £1,084 (54 mpg) (best) |
| Diesel198.4p a litre | £1,148 (58.9 mpg) | £1,074 (63 mpg) (best) |
| Cheapest version to fuelWhichever fuel costs least | £1,148 (diesel) | £1,074 (diesel) |
| Car tax a yearCars registered from April 2017 | £200£640 in years 2–6 for versions listed over £40,000 | £200£640 in years 2–6 for versions listed over £40,000 |
| Reliability from real MOT tests | ||
| Reliability score | 108Above average | 123Well above average (best) |
| Failed MOT first time (ages 3–20) | 21.4% (best) | 24.3% |
| Failed at 3 years old | 10.2% (best) | 10.9% |
| Failed at 5 years old | 15.0% | 14.9% |
| Failed at 10 years old | 29.7% | 24.7% (best) |
| Most common MOT fault | Tread depth (2.4% of tests) | Coil spring (2.4% of tests) |
| Fails more than average on | Seat belts and airbags (2.7×) | Nothing stands out |
| MOT tests analysed | 341,498 | 198,623 |
| About the cars | ||
| Type | Family hatchback | Family hatchback |
| Owners' average miles a year | 8,500 | 11,500 |
| On sale | 2018 on | 2020 on |
Green marks the better figure where the difference is more than 3%. Reliability figures cover every version of each model tested in the year. Running costs use the typical official economy of recent versions (WLTP where available); real-world economy is usually a little worse for every car.
More comparisons
Frequently asked questions
›Is the Mercedes-Benz A-Class or the Skoda Octavia more reliable?
The Skoda Octavia. Like for like on age and mileage, the Mercedes-Benz A-Class fails its MOT about 14% more often (reliability scores 123 and 108, where 100 is average). 24.3% of Skoda Octavias and 21.4% of Mercedes-Benz A-Classes failed first time in 2024.
›Which is bigger, the Mercedes-Benz A-Class or the Skoda Octavia?
The Skoda Octavia is 270mm longer (4,698mm against 4,428mm). The Skoda Octavia has the bigger boot: 600 litres against 350.
›Which is cheaper to buy, the Mercedes-Benz A-Class or the Skoda Octavia?
The Skoda Octavia: new prices start at £28,505, £3,365 less than the Mercedes-Benz A-Class (from £31,870). These are manufacturer list prices; dealers and brokers often sell for less.
›Which is cheaper to run, the Mercedes-Benz A-Class or the Skoda Octavia?
Comparing petrol versions, the Skoda Octavia costs about £284 a year less to fuel at 7,500 miles (£1,084 against £1,368), using typical official economy and current UK average fuel prices.
›Which is safer, the Mercedes-Benz A-Class or the Skoda Octavia?
Euro NCAP gave the Mercedes-Benz A-Class 5 stars (2018) and the Skoda Octavia 5 stars (2025). Euro NCAP makes its tests tougher every few years, so ratings from different years aren't directly comparable.
›Should I buy the Mercedes-Benz A-Class or the Skoda Octavia?
The Skoda Octavia comes out ahead, with the lower price, the bigger boot, the better MOT record, lower fuel costs and more performance; the Mercedes-Benz A-Class is close on everything else. The comparison above sets out price, space, performance, safety, running costs and reliability side by side.
Sources: manufacturers' UK specifications and price lists and Euro NCAP (listed on each model's page); DVSA anonymised MOT tests 2024 (Open Government Licence v3.0); Vehicle Certification Agency car fuel data, © Crown copyright, VCA cannot accept liability for its accuracy; fuel prices from the GOV.UK Fuel Finder scheme. Photos from Wikimedia Commons, credited under each picture.