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MERCEDES SPRINTER 315 PREMIUM CDI (2021)

Running costs, common problems, and reliability data based on 111 real MOT tests in 2024.

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MOT Pass Rate

95%

Total Tests (2024)

111

Avg Mileage

28,189 mi

Est. Annual Cost

£1,482

Is the 2021 MERCEDES SPRINTER 315 PREMIUM CDI reliable?

Excellent reliability. Very few MOT failures. That's 13 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.

At 3 years old, 95% of MERCEDES SPRINTER 315 PREMIUM CDIs from 2021 passed their MOT first time in 2024. That's based on 111 tests across the UK. The average mileage at this age is 28,189 miles.

How does the 2021 MERCEDES SPRINTER 315 PREMIUM CDI compare?

Rank among all 2021 cars987th out of 3,373(top 29%)
Rank among all MERCEDES models257th out of 1,408(top 18%)
vs national average+13% (82% avg)
vs 2021 cars average+3% (92% avg)
vs MERCEDES average+8% (87% avg)

Mileage Analysis

The average 2021 MERCEDES SPRINTER 315 PREMIUM CDI has 28,189 miles on the clock, which is above the expected 22,200 miles for a 3-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.

How much does a 2021 MERCEDES SPRINTER 315 PREMIUM CDI cost to run?

⛽Fuel (Diesel, 1950cc)
£1,037
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£200
Total per year£1,482
Per month£124/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

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About the 2021 MERCEDES SPRINTER 315 PREMIUM CDI

The 2021 MERCEDES SPRINTER 315 PREMIUM CDI is a family car with a 1950cc diesel engine. 111 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.

With an average of 28,189 miles at 3 years old, MERCEDES SPRINTER 315 PREMIUM CDI owners cover more miles than the average driver.

2021 MERCEDES SPRINTER 315 PREMIUM CDI Fuel Costs

The 1950cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,037 per year at current diesel prices of 148p per litre (based on 7,400 miles per year).

What does it cost to own a 2021 MERCEDES SPRINTER 315 PREMIUM CDI?

Total estimated annual running cost is £1,482 (£124/month), broken down as £1037 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Buying a Used 2021 MERCEDES SPRINTER 315 PREMIUM CDI

At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet.

Alternatives to the 2021 MERCEDES SPRINTER 315 PREMIUM CDI

The MERCEDES SPRINTER 315 PREMIUM CDI is actually the most reliable option among similar diesel family cars from this era. Here are comparable diesel cars with similar engines: