CarCostCheck

PEUGEOT 508 GT S/S PHEV AUTO (2020)

Running costs, common problems, and reliability data based on 240 real MOT tests in 2024.

MOT Pass Rate

85%

Total Tests (2024)

240

Avg Mileage

38,999 mi

Est. Annual Cost

£1,732

Is the 2020 PEUGEOT 508 GT S/S PHEV AUTO reliable?

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

At 4 years old, 85% of PEUGEOT 508 GT S/S PHEV AUTOs from 2020 passed their MOT first time in 2024. That's based on 240 tests across the UK. The average mileage at this age is 38,999 miles.

How does the 2020 PEUGEOT 508 GT S/S PHEV AUTO compare?

Rank among all 2020 cars2367th out of 2,596(top 91%)
Rank among all PEUGEOT models378th out of 726(top 52%)
vs national average+3% (82% avg)
vs 2020 cars average-7% (92% avg)
vs PEUGEOT average+2% (83% avg)

Mileage Analysis

The average 2020 PEUGEOT 508 GT S/S PHEV AUTO has 38,999 miles on the clock, which is above the expected 29,600 miles for a 4-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.

Best year to buy a PEUGEOT 508 GT S/S PHEV AUTO?

The most reliable year is the 2021 model with a 91% MOT pass rate, while the 2020 model has the lowest at 85%. Consider a different year if reliability is a priority.

How much does a 2020 PEUGEOT 508 GT S/S PHEV AUTO cost to run?

Fuel (Hybrid, 1600cc)
£1,137
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£1,732
Per month£144/mo

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

PEUGEOT 508 GT S/S PHEV AUTO by Year

YearPass RateTestsAvg Mileage
202191%11336,117 mi
202085%24038,999 mi

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About the 2020 PEUGEOT 508 GT S/S PHEV AUTO

The 2020 PEUGEOT 508 GT S/S PHEV AUTO is a small family car with a 1600cc hybrid engine. 240 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It sits in the bottom 91% of 2020 cars for MOT pass rates.

With an average of 38,999 miles at 4 years old, PEUGEOT 508 GT S/S PHEV AUTO owners cover more miles than the average driver.

2020 PEUGEOT 508 GT S/S PHEV AUTO 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 2020 PEUGEOT 508 GT S/S PHEV AUTO?

Total estimated annual running cost is £1,732 144/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 85% pass rate. Keeping on top of servicing will help avoid surprises.

Buying a Used 2020 PEUGEOT 508 GT S/S PHEV AUTO

At 4 years old, the PEUGEOT 508 GT S/S PHEV AUTO offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.

Alternatives to the 2020 PEUGEOT 508 GT S/S PHEV AUTO

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