2021 Mercedes-Benz GLS450 review
Mercedes-Benz GLS450 highlights
Customer rating
Mileage (EPA estimate)
20 city, 24 highway, 21 combined
Pricing for current inventory
(no current inventory)
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All Mercedes-Benz GLS450 years
What is new for the 2021 Mercedes-Benz GLS450?
- GLS450 trims have been upgraded with Seat Massagers, A/C Seat(s), and 20 Inch Plus Wheels as standard equipment this year.
- Run Flat Tires features are now available as options on select trims.
2021 Mercedes-Benz GLS450 trims
Curious how Mercedes-Benz GLS450 trims differ? Use our side-by-side vehicle comparison to see the differences and similaritiesBase:
- 362-hp, 369-lb-ft of torque 3.0L
- Seat Massagers
- Remote Start
- Sunroofs
- Rear Air Conditioning
- Rear Defroster
- Cruise Control
- Third Row Seat
- Power Seats
- View our Mercedes-Benz GLS450 inventory
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Ratings & reliability
RepairPal gave the Mercedes-Benz GLS450 an overall reliability rating of 3.5 out of 5 stars, which RepairPal describes as Above Average. This rating ranks Mercedes-Benz GLS450 5th out of 20 among Luxury Fullsize SUVs.
View RepairPal's full rating of the Mercedes-Benz GLS4502021 Mercedes-Benz GLS450 FAQ
The 2021 Mercedes-Benz GLS450 offers 20 MPG City and 24 MPG Highway. It is important to remember factors such as driving style, weather conditions, and the use of features such as Eco mode can impact fuel efficiency.
The Mercedes-Benz GLS450 received a rating of 3.5 out of 5 stars from RepairPal, which RepairPal describes as Above Average. This rating ranks the Mercedes-Benz GLS450 as 4 out of 20 among Luxury Fullsize SUV
The 2021 Mercedes-Benz GLS450 has received an average 3.0 out of 5 stars from our customers. If you're in the market for a 2021 Mercedes-Benz GLS450, check out reviews from customers just like you. 2021 Mercedes-Benz GLS450 Reviews.
Here is what's new for the 2021 Mercedes-Benz GLS450:
- A/C Seat(s)
- 20 Inch Plus Wheels
- Run Flat Tires
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We hope you found this information helpful. This content is intended to inform and is not meant to indicate that a particular vehicle is currently available or recommended for you.
Statements of fuel economy or EV range are based on EPA and other third-party estimates for vehicles when new. Fuel economy and EV range will degrade with time and vary based on age, driving conditions, vehicle history, and other conditions. See fueleconomy.gov for more info.
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