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  Used
  Mercedes-Benz GLS 450 SUVs
  for sale
  
  
    near
Mayo, MD 
    
  
      - 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.
  
 
            
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Mercedes-Benz Certified
2023 Mercedes-Benz GLS 450 4MATIC
Vehicle information
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Reviews
My experience was great, I would recommend this place to
My experience was great, I would recommend this place to a friend. My next car purchase will be from this dealership. The repairs on my vehicle were awesome.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2022 Mercedes-Benz GLS 450 4MATIC
Vehicle information
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Reviews
My boyfriend had been looking for long time to find
My boyfriend had been looking for long time to find another beautiful, unique Mercedes with specific features, and we finally found it about 4 hrs driving from NYC. What a great experience we had purchasing a convertible Mercedes with Chip, professional, kind, knowledgeable Salesperson! It was a beautiful day of September, 2024, perfect time to drive a convertible car! Since then, we've been enjoying more the beauty of weekends , the symphony of autumn colors, traveling in many places under no sky limits... With the indoor showroom, every car is clean, all of them look impacable! Everything is no pressure, they paid attention to our questions. The finance lady is awesome, especially in our case as a cash buyer. She made my partner feel very comfortable about purchase process . We would definitely drive another 3.5 -4 hours to make another purchase with Chip, MD, when I'll decide to change my car. Chip and his Team do outstanding job! I highly recommend him to get your DREAM car, you won't regret making your decision. Thank you, Chip! You rock!
Very happy with my purchase from RBM Alpharetta.
Very happy with my purchase from RBM Alpharetta. The car has a very comfortable interior with all the features available. Handles well in town and on long drives. Good acceleration for such a big vehicle. Love the contemporary exterior.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2020 Mercedes-Benz GLS 450 4MATIC
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Got my car here for my wife.
Got my car here for my wife. Smitte took care of me thanks. I highly recommend National Motors. Ask for Smittie
Great Vehicle
I absolutely love the feel and performance of this suv. The electronics are state of the art. Excellent road performance in rain, snow or wind. My only complaint is the running board- it needs to be at least 1 inch wider. Actually dangerous in snow and ice.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2025 Mercedes-Benz GLS 450 4MATIC
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Reviews
I recently purchased a C300.
I recently purchased a C300. When I walked through the door, I received quality service from Arella Berger. Arella was patient with me and did a great job finding a car that matched my personality and needs. Also, I fell in love with their Sales Manager, Allan, who sealed the deal! If you are looking for a dealership with top-notch service and customer-oriented staff, stop by Mercedes Benz in Annapolis. You will not regret it!
I’ve had many Mercedes-Benz models over the years,
I’ve had many Mercedes-Benz models over the years, including AMG’s and the GLS 450 a wheel drive with 23 inch wheels makes this car track like a race car. Out of all the Mercedes-Benz models this is the best one you’ve ever had. The second row seats reclining just like the front row seats privacy shades and the third row comes in handy when needed plenty of cargo space for all those trips to the airport to pick up family and friends. It gets great gas mileage then other SUVs and it doesn’t look like a box like it’s competition. I had the dealer put the Mercedes-Benz standup medallion on the hood even though it has a huge Mercedes-Benz insignia on the front. I just like to see the stand up Star medallion from the driver seat guide me down the road..
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2020 Mercedes-Benz GLS 450 4MATIC
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Reviews
Ask For Derrick Johnson
Extremely friendly, very patient, I was a little worried that I wouldn’t get a car because my credit isn’t very great. Derrick (sales associate) went above and beyond to ensure I was happy. He really worked a miracle. Thank you so much Derrick, please give him a raise.☺️
Love it so far
Special. A delight to drive. Love the way it handles. Extremely responsive, both acceleration and steering. Cabin is very quiet and at night almost too relaxing.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2022 Mercedes-Benz GLS 450
Vehicle information
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Reviews
Great experience!
Overall a great experience. Friendly staff, no pressure and smooth purchase. I had my car transferred from another CarMax dealer with no problem and they actually transferred two that I was interested in. This was great, as I was torn between the two and was able to test drive both and make a decision. Very happy overall!
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2019 Mercedes-Benz GLS 450 4MATIC
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A1 service!!
Best experience I have had buying a car ever! Dimitri is very personable even gave me a bottle of wine and gift cards once the deal was done!
I bought this vehicle is a retirement car.
I bought this vehicle is a retirement car. He moves great is responsive and very smooth. I wanted a retirement car for my retirement. I am 60 years old and I want that something that represent my current status with luxury interiors, beautiful blue color, and 20 inch wheels it is awesome looking. I can reach 70 in the blink of an eye any moves like it's going at 30 or 40 miles an hour. He has an awesome radio system. although it is not all digital, the radios are for listening. I have an excellent sound, System. Great interiors, great materials, great lighting if you're planning to buy a GLS the 450 is definitely one of your best choices.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Mercedes-Benz Certified
2025 Mercedes-Benz GLS 450 4MATIC
Vehicle information
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Service was prompt and professional.
Service was prompt and professional. My service agent Juan was quite courteous and knowledgeable. He clearly explained everything. It was a pleasure to deal with him.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Mercedes-Benz Certified
2023 Mercedes-Benz GLS 450 4MATIC
Vehicle information
Features
Reviews
I took my car for a recall at Mercedes Benz Silver Spring
I took my car for a recall at Mercedes Benz Silver Spring , all the employees were very professional. I was provided with a car at the cost of the dealership. I was able to go to work. When my car was ready, I was called but I could not come as I work long shift. They worked with schedule, I returned the car on my day off. Thank you to my advisor. I really appreciate your help.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2022 Mercedes-Benz GLS 450
Vehicle information
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Bought a used vehicle
Althea Thompson was awesome!!! I have never dealt with Carmax and she made the buying experience 100% perfect!!! I would definitely return again for future purchases.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2025 Mercedes-Benz GLS 450 4MATIC
Vehicle information
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Reviews
The staff I interacted with at Mercedes-Benz of Annapolis
The staff I interacted with at Mercedes-Benz of Annapolis provided excellent service. I found a pre owned SUV on an internet search and called to confirm details of the offering. The used vehicle sales manager, Rori, and my sales agent, Mia, responded to my questions promptly and explained the "out-of-state" buying process in a comprehenisve manner. I agreed to a place a deposit and drove 120 miles to potentially complete the process. The vehicle exceeded my expectations as it was a one owner, fully serviced, and apparently garage kept beauty. The physical dealership was a first class facility and it was easy to view and test drive the ML350. Buying and closing process was efficient with optional coverage presented without pressure to buy. I readily recommend this dealership based upon my buying experience.
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2026 Mercedes-Benz GLS 450 4MATIC
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My service consultant is DaKari and he is AMAZING!
My service consultant is DaKari and he is AMAZING! I most appreciate his integrity and his honesty. He helps me to understand what my car needs, why and by when. There is never any pressure to get something done - and no dooms day speeches either. Just the facts and a huge amount of consideration for how costly it can be to repair a MB. At my most recent visit in Sept 2025 I had routine maintenance done, but DaKari unexpectedly took additional time to make sure I was receiving the best service from the dealership. I won’t go into details, just know that his CS remains top notch!!! The Catonsville location got a real one!
 
          
        
       
          
        
       
          
        
      Used
2022 Mercedes-Benz GLS 450 4MATIC
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my first time building day was amazing.
my first time building day was amazing. Everyone was a professional courteous and showed a special answer in me well appreciate
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2022 Mercedes-Benz GLS 450 4MATIC
Vehicle information
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Great
Sheehy is a great place. If you ever need car service contact Phil Lark he is the best, you will not be disappointed. The best.
Used
2022 Mercedes-Benz GLS 450 4MATIC
Vehicle information
Features
Reviews
The entire staff at Mercedes of Annapolis deserve a 5
The entire staff at Mercedes of Annapolis deserve a 5 star rating. Casey Duffy is without a doubt.the best Mercedes sales person in the Washington area. Dean Cunningham, the sales manager, also helped work out the details. My wife and I have been buying Mercedes cars from this dealership for over forty years and each transaction had been superb.
Used
2024 Mercedes-Benz GLS 450 4MATIC
Vehicle information
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Reviews
I purchased the 2026 GLE 450 for my birthday.
I purchased the 2026 GLE 450 for my birthday. Brenden Fretz was my sales associate and he was so nice and helpful . Extremely knowledgeable and went over and beyond to show me all the vehicles I was interested in. He even drove to another lot to pick up the GLA 300 so I could look at it. My purchase was seamless and I never felt forced. Everyone involved in this purchase was professional and eager to be of assistance. 10/10 I definitely recommend! Asher Chaudry and Mr. Cash shout out to you as well and the gentleman that answers the phone when you call the sales department (sorry I forgot his name :()
Great SUV
My 2 honest cents. Just bought the 2024 GLS 450 and it has a huge presence on road and it looks stunning! I went with the AMG exterior package and it looks way better than the base model. Ride quality is good, very smooth ride on freeways but you do feel small bumps on occasional city roads. The engine is good but I wish it had a bit more power, feels little laggy at low speeds but when you floor it it moves fast and steering is very responsive. On the other hand, cabin very silent tho and you barely get to hear road noise (without acoustic package). The Mileage is incredible on this, wasn't expecting to write about it but the GLS gives better mileage than my GLC. Interiors are amazing and is something no other manufacturer in this segment can match (especially at night with ambient lights), seats are super comfy and the infotainment screens are also crisp. Overall, love this SUV and i'm gonna keep it for a while.
Used
2021 Mercedes-Benz GLS 450 4MATIC
Vehicle information
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Mohamed was great with listening and suggesting needed
Mohamed was great with listening and suggesting needed repairs. He made our first encounter very pleasant and productive. Thank you for all your help and for having time for my repairs.
Love this car
This car met all my needs and more. Love the interior and the way its moves. So comfortable and reliable! Very pleased with this car!
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2021 Mercedes-Benz GLS 450 4MATIC
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This was my first time at this dealership for service and
This was my first time at this dealership for service and I must say 5 start service! Tonny Wambugu My Service Advisor was great and very knowledgeable about the service that was due and assisted me with the process. I will definitely recommend this Mercedes dealership to anyone who is looking to get their vehicle serviced!!
Best SUV we've ever owned.
Exceptional vehicle in the SUV class. We drove the BMW X7, Audi Q7, Volvo XC90 and this GLS 450 just kept blowing them out of the water. The ride is amazing and we feel the comfort level and size is the best
 
          
        
       
          
        
       
          
        
       
          
        
       
          
        
       
            Used
2020 Mercedes-Benz GLS 450 4MATIC
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We bought a KIA K5 in August and we had a great
We bought a KIA K5 in August and we had a great experience. 5.0. But I need to drop a star, as it took over a month for the dealership to pay off are loan. Which caused some other issues. So instead of a 5 star rating I need to drop it to a 4 star rating. Sorry. 😢 Kevin from Pennsylvania
very roomy and functional
I have test drive the range rover the X7 and I find this is the best for me , it has the room and comfort plus all the safety plenty of power too with a good mileage for a car this size .
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            Used
2024 Mercedes-Benz GLS 450 4MATIC
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            Used
2022 Mercedes-Benz GLS 450 4MATIC
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            Used
2024 Mercedes-Benz GLS 450 4MATIC
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            Mercedes-Benz Certified
2025 Mercedes-Benz GLS 450 4MATIC
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            Mercedes-Benz Certified
2025 Mercedes-Benz GLS 450 4MATIC
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            Used
2024 Mercedes-Benz GLS 450 4MATIC
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            Used
2024 Mercedes-Benz GLS 450 Base
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            Used
2024 Mercedes-Benz GLS 450 4MATIC
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            Used
2022 Mercedes-Benz GLS 450 4MATIC
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2024 Mercedes-Benz GLS 450 4MATIC
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About the Mercedes-Benz GLS 450
How much does the Mercedes-Benz GLS 450 cost?
The Mercedes-Benz GLS 450 price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for the GLS 450 is $50,138, with pricing starting at $9,900.
What is the MPG of the Mercedes-Benz GLS 450?
The hybrid Mercedes-Benz GLS 450 can reach up to 19 MPG city and 23 MPG highway for a combined rating of 21 MPG. The Mercedes-Benz GLS 450 with traditional internal combustion engine offers up to 17 MPG city and 22 MPG highway for a combined rating of 19 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 model year, trim, driving conditions, driving habits, vehicle maintenance, and other factors.
What are some similar vehicles and competitors of the Mercedes-Benz GLS 450?
The Mercedes-Benz GLS 450 compares to and/or competes against the following vehicles:
What trim levels are available for the Mercedes-Benz GLS 450?
The Mercedes-Benz GLS 450 is available in the following trim levels:
What model years are available for the Mercedes-Benz GLS 450?
Available model years for Mercedes-Benz GLS 450 inventory range from 2019 to 2026.
    
  *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.
  
Compare the Mercedes-Benz GLS 450
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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.
