CarCostCheck

DS DS7 CBACK ULTRA PRSTG PHEV4X4A (2021)

Running costs, common problems, and reliability data based on 78 real MOT tests in 2024.

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MOT Pass Rate

96%

Total Tests (2024)

78

Avg Mileage

30,729 mi

Est. Annual Cost

£1,582

Is the 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A reliable?

Excellent reliability. Very few MOT failures. That's 14 points above the national average of 82%. It also outperforms the DS brand average of 88%.

At 3 years old, 96% of DS DS7 CBACK ULTRA PRSTG PHEV4X4As from 2021 passed their MOT first time in 2024. That's based on 78 tests across the UK. The average mileage at this age is 30,729 miles.

How does the 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A compare?

Rank among all 2021 cars678th out of 3,373(top 20%)
Rank among all DS models5th out of 53(top 9%)
vs national average+14% (82% avg)
vs 2021 cars average+4% (92% avg)
vs DS average+8% (88% avg)

Mileage Analysis

The average 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A has 30,729 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 DS DS7 CBACK ULTRA PRSTG PHEV4X4A cost to run?

⛽Fuel (Hybrid, 1600cc)
£1,137
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£200
Total per year£1,582
Per month£132/mo

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

DS DS7 CBACK ULTRA PRSTG PHEV4X4A by Year

YearPass RateTestsAvg Mileage
202196%7830,729 mi
202093%32035,572 mi

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About the 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A

The 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A is a small family car with a 1600cc hybrid engine. 78 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 20% of all 2021 cars for reliability.

With an average of 30,729 miles at 3 years old, DS DS7 CBACK ULTRA PRSTG PHEV4X4A owners cover more miles than the average driver.

2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A Fuel Costs

The 1600cc hybrid engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.

What does it cost to own a 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A?

Total estimated annual running cost is £1,582 (£132/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 96% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Buying a Used 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A

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. Note: with only 78 tests in our data, these figures should be treated as indicative rather than definitive.

Alternatives to the 2021 DS DS7 CBACK ULTRA PRSTG PHEV4X4A

The DS DS7 CBACK ULTRA PRSTG PHEV4X4A is actually the most reliable option among similar hybrid small family cars from this era. Here are comparable hybrid cars with similar engines: