Suzuki SX4 reliability, MPG and running costs
Figures updated
The Suzuki SX4 is a small suv. In 2024 MOT tests it scored 99 for reliability (100 is average), ranking 263 of 442, and 29.2% failed first time against a UK average of 28.5%. Its most common MOT failure is coil spring (3.9% of tests).
Ranked 263 of 442 cars in the 2024 MOT Reliability League, and 13 of 27 small SUVs
In 2024, 40,952 Suzuki SX4s aged 3 to 20 had an MOT and 29.2% failed first time (UK average 28.5%). Taking age and mileage into account, the Suzuki SX4 is about as likely to fail as the average car of the same age and mileage. At the first MOT, at three years old, 8.9% failed (UK 12.7%).
First-time fail rate
29.2%
UK 28.5%
Fail rate at 3 years
8.9%
UK 12.7%
Average miles a year
6,900
Typical age at test: 10 years
Suzuki SX4 MOT failure rate by age
Most common Suzuki SX4 MOT faults
- Coil spring: fractured or broken3.9% of tests
- Ball joint: ball joint excessively worn3.9% of tests
- Tread depth: tread depth below requirements of 1.6mm3.8% of tests
- Wipers: does not clear the windscreen effectively2.9% of tests
- Position lamp: not working2.8% of tests
- Stop lamp: not working2.6% of tests
What the Suzuki SX4 fails on
| Area | Tests failing | vs similar cars |
|---|---|---|
| Suspension | 11.2% | ▲ 1.2× as often |
| Lights and electrics | 9.5% | ▼ 14% less often |
| Brakes | 9.3% | ▲ 1.4× as often |
| Tyres | 6.4% | About average |
| Visibility | 4.8% | About average |
| Exhaust and emissions | 2.7% | About average |
| Body and structure | 2.4% | ▼ 27% less often |
| Seat belts and airbags | 0.6% | ▼ 30% less often |
| Steering | 0.6% | ▼ 71% less often |
| Wheels | 0.2% | ▼ 34% less often |
What MPG does the Suzuki SX4 do?
Official economy for the Suzuki SX4 ranges from 37.2 to 67.2mpg across the 51 versions listed by the Vehicle Certification Agency (2006–2019). A typical petrol version manages 45.6mpg and a typical diesel 53.3mpg. Expect 10–15% less in real-world driving.
Work out a journey's fuel costHow much is road tax on a Suzuki SX4?
Any Suzuki SX4 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates). A Suzuki SX4 registered between March 2001 and March 2017 is taxed on its CO2: £20 to £360 a year.
Work out tax for a specific carSuzuki SX4 specs and running costs
Official figures for 51 versions sold in the UK between 2006 and 2019.
Fuel types
Diesel, Petrol
Official economy
37.2–67.2 mpg
CO2
110–182 g/km
Power
112 PS
| Version | Fuel | Economy | CO2 | Car tax |
|---|---|---|---|---|
| SX4 S-Cross 1.0 Boosterjet 2WD112 PS · A6 · listed 2019 | Petrol | – | – | – |
| SX4 S-Cross 1.0 Boosterjet 2WD112 PS · M5 · listed 2019 | Petrol | – | – | – |
| SX4 S-Cross 1.0 Boosterjet 4x4112 PS · M5 · listed 2019 | Petrol | – | – | – |
| SX4 S-Cross 1.0 Boosterjet 4x4112 PS · M6 · listed 2019 | Petrol | – | – | – |
| SX4 S-Cross 1.0 BoosterjetM5 · listed 2018 | Petrol | 56.4 mpg | 113g | £200 |
| SX4 S-Cross 1.0 BoosterjetA6 · listed 2018 | Petrol | 54.3 mpg | 119g | £200 |
| SX4 S-Cross 1.4 Boosterjet 4x4M6 · listed 2018 | Petrol | 50.4 mpg | 127g | £200 |
| SX4 S-Cross 1.4 Boosterjet 4x4A6 · listed 2018 | Petrol | 49.5 mpg | 128g | £200 |
| SX4 S-Cross 1.6 2WD6MT · listed 2017 | Diesel | 61.4 mpg | 110g | £200 |
| SX4 S-Cross 1.6 4x46MT · listed 2017 | Diesel | 61.4 mpg | 114g | £200 |
| SX4 S-Cross 1.6 2WDCVT · listed 2017 | Petrol | 51.4 mpg | 125g | £200 |
| SX4 S-Cross 1.6 2WD5MT · listed 2017 | Petrol | 51.4 mpg | 127g | £200 |
| SX4 S-Cross 1.6 4x4CVT · listed 2017 | Petrol | 49.6 mpg | 130g | £200 |
| SX4 S-Cross 1.6 4x45MT · listed 2017 | Petrol | 47.8 mpg | 135g | £200 |
| SX4 S-Cross 1.6 2WD6MT · listed 2016 | Petrol | 51.4 mpg | 127g | £170 |
Economy and CO2 are official NEDC (before 2018) or WLTP figures. Car tax is the yearly rate at current rates for a car first registered in the year listed, before any expensive car supplement. Showing the 15 most recent of 51 versions.
What a Suzuki SX4 costs to fuel
- petrol, typical official 45.6mpg…
- diesel, typical official 53.3mpg…
Official figures are usually 10–15% better than real-world driving.
Work out a journey in a Suzuki SX4Buying a used Suzuki SX4?
Check the MOT history of the exact car: every result, advisory and mileage reading, free.
Compare the Suzuki SX4 with other small SUVs
Reliability, economy, car tax and running costs side by side.
Other Suzuki models
Frequently asked questions
›Is the Suzuki SX4 reliable?
Its MOT record is about average: the Suzuki SX4 is about as likely to fail as the average car of the same age and mileage, with a reliability score of 99 in our 2024 league (100 is average).
›What are common problems with the Suzuki SX4?
The most common MOT fault is “Coil spring: fractured or broken”, found in 3.9% of tests. It fails on brakes more often than similar cars.
›What MPG does the Suzuki SX4 do?
Official economy for the Suzuki SX4 ranges from 37.2 to 67.2mpg across the 51 versions listed by the Vehicle Certification Agency (2006–2019). A typical petrol version manages 45.6mpg and a typical diesel 53.3mpg. Expect 10–15% less in real-world driving.
›How much is road tax on a Suzuki SX4?
Any Suzuki SX4 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates). A Suzuki SX4 registered between March 2001 and March 2017 is taxed on its CO2: £20 to £360 a year.
›How many Suzuki SX4s fail their MOT?
29.2% of Suzuki SX4s aged 3 to 20 failed their MOT first time in 2024, and 8.9% failed at their first MOT.
Sources: DVSA anonymised MOT tests 2024, all versions of the Suzuki SX4 combined (Open Government Licence v3.0); official economy and CO2 from Vehicle Certification Agency data, © Crown copyright. VCA cannot accept liability for its accuracy. How we calculate the league.