Save your search and get notified when new inventory arrives.
Contact seller
Customize your budget
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
About your privacy: Cars.com is asking for your ZIP and credit rating because it helps us to make an educated guess at your sales tax and loan interest. These two factors can greatly change your monthly payment.
New and used
2026 Mercedes-Benz GLS 450 4MATIC
for sale
near
Millis-Clicquot, MA
- Down Payment
- $0
- Net trade-in value
- $0
- Months
- 72
- APR
- 7.0%
- Sales tax
- 0.0%
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features
Reviews
Everything was great and the dealership was impeccable!
Everything was great and the dealership was impeccable! Waiting room was stocked and had a large area for relaxing. Customer service is always great there as well






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features
Reviews
MB of Westwood always takes amazing care of my cars.
MB of Westwood always takes amazing care of my cars. Thank you Scott, Rejdon and all the service team for always going above and beyond






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features
Reviews
They did an amazing job!
They did an amazing job! The service was first class! They kept me in touch through the whole process! I would recommend them to anyone to have service done to your Mercedes.






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features
Reviews
I worked with service advisor Sam Cho.
I worked with service advisor Sam Cho. He was professional, helpful, efficient, and trusted. He is a valued employee who understands his work. Pamela Winer






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features
Reviews
Outstanding and professional staff, especially Marco,
Outstanding and professional staff, especially Marco, Melinda Steve, Scott, George and others. The Team is helpful, smart, talented and gracious. Explaining the needs of my car in detail.






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features






New
2026 Mercedes-Benz GLS 450
Vehicle information
Features
-
Prev - 1
- 2
-
Next
About the 2026 Mercedes-Benz GLS 450 4MATIC
4MATIC shown.
- Seating
- 6
- Door count
- 4
- Drivetrain
- All Wheel Drive
- Combined MPG
- 21
- Transmission
- 9-Speed A/T
- Engine
- 375.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline/Mild Electric Hybrid)

How much does the 2026 Mercedes-Benz GLS 450 4MATIC cost?
The 2026 Mercedes-Benz GLS 450 4MATIC price depends on optional features. Prices typically start at $90,250.
What is the MPG of the 2026 Mercedes-Benz GLS 450 4MATIC?
The 2026 Mercedes-Benz GLS 450 4MATIC offers up to 19 MPG in city driving and 24 MPG on the highway for a combined rating of 21 MPG.
These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.
What are some similar vehicles and competitors of the 2026 Mercedes-Benz GLS 450 4MATIC?
The 2026 Mercedes-Benz GLS 450 4MATIC compares to and/or competes against the following vehicles:
GLS 450 (1 style)
Style |
---|
GLS 450 4MATIC SUV |
Inventory price |
Starting at $90,250 |
Combined MPG |
21 |
Engine |
375.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline/Mild Electric Hybrid) |
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
- ${price_badge()}
- ${ami_badge()}
- ${battery_badge()}${ev_report_link()}
- ${hot_car_badge()}
- ${award_badge()}
- ${cpo_badge()}
${price_badge_description}
${ami_badge_description}
The EV Battery Rating is based on this vehicle's current expected range relative to the vehicles expected range when new. ${battery_badge_text}
This vehicle is certified pre-owned, backed by a manufacturer warranty, and typically undergoes a rigorous multi-point inspection to ensure quality and reliability.
This vehicle is currently in high demand given its competitive price, desirable features, and overall condition, and may have a higher chance of selling quickly.