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MERCEDES SPRINTER 315 PROGRESSIVE CDI (2021)

Running costs, common problems, and reliability data based on 226 real MOT tests in 2024.

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MOT Pass Rate

86%

Total Tests (2024)

226

Avg Mileage

64,120 mi

Est. Annual Cost

£1,632

Is the 2021 MERCEDES SPRINTER 315 PROGRESSIVE CDI reliable?

Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.

At 3 years old, 86% of MERCEDES SPRINTER 315 PROGRESSIVE CDIs from 2021 passed their MOT first time in 2024. That's based on 226 tests across the UK. The average mileage at this age is 64,120 miles.

How does the 2021 MERCEDES SPRINTER 315 PROGRESSIVE CDI compare?

Rank among all 2021 cars3051th out of 3,373(top 90%)
Rank among all MERCEDES models870th out of 1,408(top 62%)
vs national average+4% (82% avg)
vs 2021 cars average-6% (92% avg)
vs MERCEDES average-1% (87% avg)

Mileage Analysis

The average 2021 MERCEDES SPRINTER 315 PROGRESSIVE CDI has 64,120 miles on the clock, which is well above the expected 22,200 miles for a 3-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.

Best year to buy a MERCEDES SPRINTER 315 PROGRESSIVE CDI?

The most reliable year is the 2022 model with a 96% MOT pass rate, while the 2020 model has the lowest at 73%. The 2021 sits between the two at 86%.

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

⛽Fuel (Diesel, 1950cc)
£1,037
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£1,632
Per month£136/mo

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

MERCEDES SPRINTER 315 PROGRESSIVE CDI by Year

YearPass RateTestsAvg Mileage
202398%4621,233 mi
202296%9135,397 mi
202186%22664,120 mi
202073%9777,055 mi

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About the 2021 MERCEDES SPRINTER 315 PROGRESSIVE CDI

The 2021 MERCEDES SPRINTER 315 PROGRESSIVE CDI is a family car with a 1950cc diesel engine. 226 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It sits in the bottom 90% of 2021 cars for MOT pass rates.

With an average of 64,120 miles at 3 years old, MERCEDES SPRINTER 315 PROGRESSIVE CDI owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.

2021 MERCEDES SPRINTER 315 PROGRESSIVE 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 PROGRESSIVE CDI?

Total estimated annual running cost is £1,632 (£136/month), broken down as £1037 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 86% pass rate. Keeping on top of servicing will help avoid surprises.

MERCEDES SPRINTER 315 PROGRESSIVE CDI Reliability Trend

Newer MERCEDES SPRINTER 315 PROGRESSIVE CDIs show better MOT pass rates than older ones, with an average improvement of 18 percentage points.

Buying a Used 2021 MERCEDES SPRINTER 315 PROGRESSIVE 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. If you're flexible on year, the 2022 model has the highest pass rate at 96%.

Alternatives to the 2021 MERCEDES SPRINTER 315 PROGRESSIVE CDI

If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines: