beebs

2023 Mercedes-Benz GLS450 review

Research, photos, specs, and expertise

Mercedes-Benz GLS450 highlights

Customer rating

(not yet rated)

RepairPal reliability rating

RepairPal Reliability Ratings are based on the actual cost, frequency, and severity of unscheduled repairs and maintenance on make/model data for select 2008-2022 vehicles. The reliability of a specific vehicle may vary depending on its maintenance and driving history, model year, trim, and features. RepairPal Reliability Ratings are provided by RepairPal and CarMax is not responsible for their accuracy. These ratings are based on RepairPal Reliability data as of August 2023. Learn more about RepairPal reliability ratings

Mileage (EPA estimate)

18 city, 24 highway, 20 combined

Pricing for current inventory

(no current inventory)

View our Mercedes-Benz GLS450 inventory
Lighting bolt logo
Can an EV fit my lifestyle? Image of woman on smartphone while charging an EV

Does an EV fit my lifestyle?

On this page

Find your GLS450
then buy online or in-store

Learn more about getting pre-qualified with no impact to your credit score
Price
Year
Search our GLS450 inventorySearch for a different car

Shop with your budget in mind

Getting pre-qualified lets you shop with personalized monthly payments, and it doesn't impact your credit score.Get Pre-qualified

All Mercedes-Benz GLS450 years

What is new for the 2023 Mercedes-Benz GLS450?

  • GLS450 trims have been upgraded with Panoramic Sunroof and Auxiliary Audio Input as standard equipment this year.

2023 Mercedes-Benz GLS450 trims

Curious how Mercedes-Benz GLS450 trims differ? Use our side-by-side vehicle comparison to see the differences and similarities

Base:

  • 362-hp, 369-lb-ft of torque 3.0L
  • Panoramic Sunroof
  • Cruise Control
  • Third Row Seat
  • Power Folding Third Row
  • Seat Massagers
  • Power Mirrors
  • Rear Air Conditioning
  • Traction Control
  • View our Mercedes-Benz GLS450 inventory

Shop with your budget in mind

Getting pre-qualified lets you shop with personalized monthly payments, and it doesn't impact your credit score.Get Pre-qualified

Ratings & reliability

Customer ratings

The 2023 Mercedes-Benz GLS450 is not yet rated. Help future customers learn about a car you've owned and write a review.

RepairPal reliability rating

RepairPal Reliability Ratings are based on the actual cost, frequency, and severity of unscheduled repairs and maintenance on make/model data for select 2008-2022 vehicles. The reliability of a specific vehicle may vary depending on its maintenance and driving history, model year, trim, and features. RepairPal Reliability Ratings are provided by RepairPal and CarMax is not responsible for their accuracy. These ratings are based on RepairPal Reliability data as of August 2023. Learn more about RepairPal reliability ratings

3
1
2
Above Average

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 GLS450

2023 Mercedes-Benz GLS450 FAQ

Mercedes-Benz GLS450 articles

10 Best Luxury Midsize SUVs for 2021: Ranked

10 Best Luxury Midsize SUVs for 2021: Ranked

A luxury midsize SUV provides great versatility and performance with added extravagance and style. Check out this list of the 10 best luxury midsize SUVs, with average prices over $35,000 and based on CarMax sales data from April 1, 2020 through September 30, 2020, to find the model for you.

Want to view more trending articles?

Research other vehicles


* Price excludes taxes, title, registration, and fees. Applicable transfer fees are due in advance of vehicle delivery and are separate from sales transactions.

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.

Unless otherwise noted, information related to featured vehicles comes from third-party sources, including manufacturer information. Product and company names may be trademarks or registered trademarks of third-party entities. Use of them does not imply any affiliation with or endorsement by these entities.​ By clicking on any video links, you will be taken to a third-party site maintained by YouTube, Inc.

We make every effort to provide accurate information, but please verify before purchasing.