MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A (2021)
Running costs, common problems, and reliability data based on 73 real MOT tests in 2024.
MOT Pass Rate
89%
Total Tests (2024)
73
Avg Mileage
20,552 mi
Est. Annual Cost
£2,187
Is the 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A reliable?
Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%.
At 3 years old, 89% of MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ As from 2021 passed their MOT first time in 2024. That's based on 73 tests across the UK. The average mileage at this age is 20,552 miles.
How does the 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A compare?
Mileage Analysis
The average 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A has 20,552 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
How much does a 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
Checking a specific MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A?
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About the 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A
The 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A is a performance with a 3982cc hybrid engine. 73 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 82% of 2021 cars for MOT pass rates.
With an average of 20,552 miles at 3 years old, MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A owners drive about as much as the UK average.
2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A Fuel Costs
The 3982cc hybrid engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 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 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A?
Total estimated annual running cost is £2,187 (£182/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A
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 73 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 MERCEDES AMG GLS 63 NIGHT ED MHEV 4M+ A
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines:
- PORSCHE PANAMERA (2020) 95% pass rate (+6%) from 926 tests
- FERRARI SF90 STRADALE S-A (2021) 99% pass rate (+10%) from 218 tests
- FERRARI SF90 ASSETTO FIORANO S-A (2021) 99% pass rate (+10%) from 141 tests
- MERCEDES AMG GLS 63 NT ED EXEC MHEV4M+A (2021) 94% pass rate (+5%) from 103 tests