Used 2021 Mercedes-Benz GLB for Sale near Connecticut
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 29,886
- Stock #:
- Z4622
- VIN:
- W1N4M4HB4NW188148


Sponsored by Blasius Mitsubishi
2022 Mercedes-Benz GLB
250 4MATIC
29,886 mi
$27,986
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Night Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 39,710
- Stock #:
- 20400MT
- VIN:
- W1N4M4HB5NW240838

-$1,102
Sponsored Listing
2022 Mercedes-Benz GLB
250 4MATIC
39,710 mi
$27,094
$25,992
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Galaxy Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 58,297
- Stock #:
- X4402
- VIN:
- W1N4M4HB5NW200873

Sponsored Listing
2022 Mercedes-Benz GLB
250 4MATIC
58,297 mi
$25,362
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Night Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 46,668
- Stock #:
- W056206A
- VIN:
- W1N4M4HB5LW056206

-$1,734
2020 Mercedes-Benz GLB
250 4MATIC
46,668 mi
$24,733
$23,783
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Digital White Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Classic Red/Black
- Transmission:
- Automatic
- Mileage:
- 28,938
- Stock #:
- 203930
- VIN:
- W1N4M4HB6NW203930

2022 Mercedes-Benz GLB
250 4MATIC
28,938 mi
$27,158
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 41,728
- Stock #:
- Y220172
- VIN:
- W1N4M4HB0NW260172

-$1,709
2022 Mercedes-Benz GLB
250 4MATIC
41,728 mi
$27,699
$26,789
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Night Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 39,710
- Stock #:
- 20400MT
- VIN:
- W1N4M4HB5NW240838

-$1,102
2022 Mercedes-Benz GLB
250 4MATIC
39,710 mi
$27,094
$25,992
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 72,405
- Stock #:
- L2209
- VIN:
- WDC4M4HB7LW007283

2020 Mercedes-Benz GLB
250 4MATIC
72,405 mi
$18,669
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 28,237
- Stock #:
- 29085664
- VIN:
- W1N4M4HB1NW170500

-$1,000
2022 Mercedes-Benz GLB
250 4MATIC
28,237 mi
$30,547
$29,547
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Silver
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 16,358
- Stock #:
- 110940
- VIN:
- W1N4M4HB0NW187952

-$1,000
2022 Mercedes-Benz GLB
250 4MATIC
16,358 mi
$29,771
$28,771
- Year:
- 2021
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Digital White Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 81,167
- Stock #:
- 27K7440A
- VIN:
- W1N4M4HB9MW149845
2021 Mercedes-Benz GLB
250 4MATIC
81,167 mi
$19,150
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 302 hp 2L I4
- Exterior color:
- Night Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 45,170
- Stock #:
- VU1051AX
- VIN:
- W1N4M5BB5NW182616

2022 Mercedes-Benz GLB
AMG 35 4MATIC
45,170 mi
$31,277
- Year:
- 2021
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Mountain Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 43,373
- Stock #:
- P104983
- VIN:
- W1N4M4GB3MW104983

2021 Mercedes-Benz GLB
250 FWD
43,373 mi
$22,291
CarGurus Analysis:
2021 Mercedes-Benz GLB
With 916 currently listed for sale and an average price of $22,970, 33.4% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLB 5 / 5 stars and CarGurus experts gave it an 8 / 10.
82.4% of 2021 GLB models on CarGurus are accident free.
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 38,972
- Stock #:
- 29148378
- VIN:
- W1N4M4HB0NW260365

2022 Mercedes-Benz GLB
250 4MATIC
38,972 mi
$26,147
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 29,886
- Stock #:
- Z4622
- VIN:
- W1N4M4HB4NW188148

2022 Mercedes-Benz GLB
250 4MATIC
29,886 mi
$27,986
- Year:
- 2021
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 82,653
- Stock #:
- 142298C01
- VIN:
- W1N4M4HB4MW142298

2021 Mercedes-Benz GLB
250 4MATIC
82,653 mi
$17,768
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Patagonia Red Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 71,764
- Stock #:
- P6742
- VIN:
- W1N4M4HB6LW034912

2020 Mercedes-Benz GLB
250 4MATIC
71,764 mi
$19,970
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 56,817
- Stock #:
- 048487
- VIN:
- W1N4M4HBXLW048487

2020 Mercedes-Benz GLB
250 4MATIC
56,817 mi
$21,308
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Blue
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 64,796
- Stock #:
- 6499
- VIN:
- W1N4M4GB5LW051038

2020 Mercedes-Benz GLB
250 FWD
64,796 mi
$20,613
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 82,235
- Stock #:
- P0338B
- VIN:
- W1N4M4HB8LW022857

2020 Mercedes-Benz GLB
250 4MATIC
82,235 mi
$19,557
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Rose Gold Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 51,416
- Stock #:
- P244870
- VIN:
- W1N4M4GB8NW244870

2022 Mercedes-Benz GLB
250 FWD
51,416 mi
$26,691
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Fuel type:
- Gasoline
- Interior color:
- Black w/Red Stitching
- Transmission:
- 8-Speed Automatic
- Mileage:
- 82,916
- Stock #:
- 011774
- VIN:
- WDC4M4HB2LW011774

2020 Mercedes-Benz GLB
250 4MATIC
82,916 mi
$18,894
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 41,728
- Stock #:
- Y220172
- VIN:
- W1N4M4HB0NW260172

-$1,709
Sponsored Listing
2022 Mercedes-Benz GLB
250 4MATIC
41,728 mi
$27,699
$26,789
CarGurus Analysis: 2021 Mercedes-Benz GLB
overall

Summary
With 916 currently listed for sale and an average price of $22,970, 33.4% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLB 5 / 5 stars and CarGurus experts gave it an 8 / 10.
82.4% of 2021 GLB models on CarGurus are accident free.
Why it stands out
The 2021 Mercedes-Benz GLB stands out in the Mercedes-Benz luxury SUV lineup for its flexible interior and optional third row of seating. That extra row raises passenger capacity from five to seven, giving the GLB a rare level of versatility for a compact crossover. It also has an approachable starting price, which helps make it an appealing entry point into the Mercedes-Benz family.
Beyond its cabin flexibility, the 2021 GLB is described as an attractive and capable crossover SUV with impressive technology. It also offers multiple powertrain options and a spacious feel, which add to its everyday appeal. The tradeoffs are worth noting, though: the third row is cramped, the transmission can be irritating, and the seats are uncomfortable.
Other model years to consider
- Average price: $30,004
- Good/great deal percentage: 36.9%
- User rating: 5 / 5
- Total listings: 1,024
- Average price: $33,198
- Good/great deal percentage: 36.0%
- User rating: 5 / 5
- Total listings: 873
- Average price: $36,742
- Good/great deal percentage: 32.6%
- Total listings: 1,213
This analysis is based on CarGurus' proprietary market data from September 28, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
5.0 Overall rating
Filter by rating
Lauren W
Reviewed a 2021 Mercedes-Benz 250 4MATIC on Jul 24, 2024
Amazing suv for people who want a small SUV. Size of a Nissan Rouge, but with the features and luxury options of a Mercedes.
2021 Mercedes-Benz GLB Trims
| Trim type | MSRP |
|---|---|
| 250 4MATIC | $40,050 |
| AMG 35 4MATIC | $49,500 |
| 250 FWD | $38,050 |
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
2021 Mercedes-Benz GLB Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 Mercedes-Benz GLB prices has changed over time.
See more price trends2021 Mercedes-Benz GLB Pricing Analysis
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Philadelphia: The city commands the highest average price at $24,840, likely due to higher demand and lower inventory.
- Lowest Prices in Houston: With an average price of $20,297, Houston offers the best value, suggesting a more competitive market or higher inventory levels.
- Price Variation Across Cities: Cities like Chicago ($23,816) and Washington, DC ($23,828) show relatively high prices, indicating regional demand differences.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Philadelphia, PA | 155 | $24,840 |
| Chicago, IL | 128 | $23,816 |
| Washington, DC | 159 | $23,828 |
| Dallas, TX | 122 | $22,067 |
| Los Angeles, CA | 147 | $21,234 |
| Miami, FL | 111 | $20,852 |
| New York, NY | 169 | $20,705 |
| Atlanta, GA | 155 | $20,901 |
| Houston, TX | 129 | $20,297 |
Pricing by Trim Packages
Key Insights
- AWD Trims Dominate Listings: The 250 4MATIC trim leads with 1,336 listings, reflecting strong demand for all-wheel drive options.
- Price Range Across Trims: The AMG 35 4MATIC is the most expensive trim at $49,500 MSRP, while the 250 FWD offers a more budget-friendly option at $38,050 MSRP.
- Feature-Rich Base Trim: The 250 4MATIC trim provides a robust set of features, making it a popular choice among buyers.
Trim-Level Details
| Trim | Listings | MSRP | Drivetrain | Engine |
|---|---|---|---|---|
| 250 4MATIC | 1336 | $40,050 | AWD | 2.0L 221 hp I4 |
| 250 FWD | 1054 | $38,050 | FWD | 2.0L 221 hp I4 |
| AMG 35 4MATIC | 160 | $49,500 | AWD | 2.0L 302 hp I4 |
Pricing Analysis by Model Year
Key Insights
- Newer Models Command Premium Prices: The 2026 model is priced at $48,146, reflecting a 9.5% increase over its MSRP, indicating strong demand for the latest model.
- Significant Depreciation for Older Models: The 2020 model shows the steepest decline, with an average price of $20,541, down ~43.5% from its original MSRP.
- Best Value in Recent Models: The 2022 model is priced at $26,738, representing a modest depreciation of ~30.5%, making it a compelling option for buyers seeking value.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 Mercedes-Benz GLB | $43,800 | $48,146 | +9.5% |
| 2025 Mercedes-Benz GLB | $45,800 | $36,918 | -19.4% |
| 2024 Mercedes-Benz GLB | $44,650 | $33,488 | -25.0% |
| 2023 Mercedes-Benz GLB | $39,800 | $29,998 | -24.7% |
| 2022 Mercedes-Benz GLB | $38,600 | $26,738 | -30.5% |
| 2020 Mercedes-Benz GLB | $36,600 | $20,541 | -43.5% |
These recommendations are based on CarGurus' proprietary market data from September 23, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
How much does the 2021 Mercedes-Benz GLB cost?
| Metric | Value |
|---|---|
| Current Average Price | $22,951 |
| Year-Round Low | $22,951 |
| Year-Round High | $26,246 |
| Average Price a Year Ago | $26,244 |
| Change vs. Last Year | −12.54% |
Prices have softened 12.54% compared to this time last year, making it a favorable time to shop this model year.
There are 906 listings available, which gives you a decent amount of inventory to compare before you buy.
Is the 2021 Mercedes-Benz GLB a good car?
Yes — the 2021 Mercedes-Benz GLB earns a 5/5 user rating and an 8/10 expert rating. The standout strength is Cost effectiveness at 9/10.
You get a flexible interior layout with an optional third row, so this compact crossover can seat up to seven people instead of five. It also brings an approachable starting price, attractive styling, and impressive technology, which makes it a strong fit if you want a premium SUV that still feels practical for everyday use.
The main trade-offs are the cramped third row and the irritating transmission, and the seats are also a weak point. Even so, the GLB’s combination of space, tech, and value makes it appealing if you want Mercedes-Benz utility without moving up to a larger SUV.
Good and great deals account for 34.5% of listings, which suggests there are still some worthwhile opportunities if you shop carefully.
Is the 2021 Mercedes-Benz GLB reliable?
Owners rate it 5/5, a strong signal of long-term satisfaction.
The GLB’s appeal comes from its practical layout, premium fit and finish, and everyday usability. It also has a capable, predictable powertrain and a well-rounded feature set that supports confident ownership.
Its performance is described as decent, with power delivered in a linear, predictable fashion, and the available all-wheel-drive setup is said to improve handling and feel more planted. The cost-effectiveness notes also point to a well-equipped GLB in the mid-$40,000s if you choose options carefully.
For used buyers, the main long-term ownership risk is that comfort and drivability issues can matter more over time than the GLB’s strong feature content.
What should I look for when buying a used 2021 Mercedes-Benz GLB?
Accident-free inventory is solid at 82.5% — always verify the vehicle history report.
You should still check the history report carefully and prioritize a thorough inspection, especially if you’re considering a higher-mileage example or one with optional equipment. Focus on overall condition, cabin wear, and whether the vehicle feels as refined in person as it does on paper.
Key things to evaluate:
- Trim level: The GLB is positioned as an attractive, taut SUV with Mercedes-Benz levels of fit and finish, but the base setup is still the entry point for the lineup. If you want more upscale cabin presentation and convenience features, you’ll want to compare equipment carefully against higher-spec versions.
- Powertrain: The GLB uses a turbocharged 2.0-liter inline four-cylinder gasoline engine with 221 horsepower and 258 pound-feet of torque, paired with an eight-speed dual-clutch automatic transmission. Front-wheel drive is standard, and 4MATIC all-wheel drive is optional.
- Safety package: Standard equipment includes active brake assist, adaptive braking technology with hill-start assist and brake hold, crosswind assist, attention assist, and Mercedes-Benz emergency call service. The Driver Assistance Package adds Distronic adaptive cruise control with route-based speed adaptation, active steering assist with emergency stop assist and active lane change assist, active brake assist with cross-traffic function, active speed limit assist, active blind-spot assist, active lane-keeping assist, and Pre-Safe Plus with Pre-Safe Sound.
- Infotainment: Standard tech includes the MBUX infotainment system, a 7-inch digital instrument cluster, a 7-inch touchscreen multimedia display, Bluetooth, Apple CarPlay, Android Auto, keyless start, cruise control, and a power liftgate. The Premium Package upsizes the displays to 10.25 inches each.
- Fuel efficiency: EPA estimates are 23 mpg city/30 mpg highway/26 mpg combined with front-wheel drive and 23 mpg city/31 mpg highway/26 mpg combined with all-wheel drive.
Which 2021 Mercedes-Benz GLB trim should I buy?
The 2021 Mercedes-Benz GLB is offered in 2 trim levels: GLB 250 and AMG GLB 35 SUV.
Here's the short version:
- GLB 250: This is the trim most shoppers should start with because it delivers the GLB’s core strengths: flexible seating, strong technology, and a premium cabin without pushing the price into performance-model territory. It’s the best-value choice if you want the GLB’s practicality and upscale feel.
- AMG GLB 35 SUV: This is the enthusiast-oriented choice, with a much higher starting price and a quicker 0-60 mph time. Choose it only if you want the performance-focused version and are willing to trade away some value for speed.
The Driver Assistance Package is the key safety-package upgrade to consider if you want the most advanced driver-assistance features.
Is now a good time to buy a used 2021 Mercedes-Benz GLB?
This looks like a moderate buyer’s market, so you can shop selectively and still find worthwhile listings.
- Deal availability: 34.5% of listings are priced as good or great deals.
- Inventory: There are 906 listings available.
- Price trend: Prices have softened 12.54% compared with last year.
- Clean inventory: 82.5% of listings are accident-free.
If you find a listing below $22,951, that's toward the low end of the year-round range and worth acting on quickly.
What is the 2021 Mercedes-Benz GLB's resale value?
The current average of $22,951 sits slightly below last year's $26,244.
That price movement suggests the GLB has already absorbed some of its near-term depreciation, which can help future sellers if the market stabilizes. A lower current entry price can also make the vehicle easier to move later if you keep mileage and condition in check.
Because the GLB combines premium branding with strong practicality, it should continue to appeal to shoppers looking for a versatile luxury SUV. Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.
Is the 2021 Mercedes-Benz GLB safe?
The 2021 Mercedes-Benz GLB has not yet been rated for safety by the National Highway Traffic Safety Administration (NHTSA) nor the Insurance Institute for Highway Safety (IIHS).
It earns an 8/10 safety score from our experts.
Standard safety equipment includes active brake assist, adaptive braking technology with hill-start assist and brake hold, crosswind assist, attention assist, and Mercedes-Benz emergency call service. Available features include active LED headlamps, adaptive high-beam assist, and blind-spot assist.
If you want the most advanced setup, the Driver Assistance Package adds Distronic adaptive cruise control with route-based speed adaptation, active steering assist with emergency stop assist and active lane change assist, active brake assist with cross-traffic function, active speed limit assist, active blind-spot assist, active lane-keeping assist, and Pre-Safe Plus with Pre-Safe Sound.
Should I buy a 2021 Mercedes-Benz GLB or consider a different year?
If you're weighing the 2021 against nearby model years, here's how to think about it:
Choose the 2021 if:
- 34.5% of listings are priced as good or great deals.
- Accident-free inventory is solid at 82.5% — always verify the vehicle history report.
- Price trend: Prices have softened 12.54% compared with last year.
- Owners rate it 5/5 — a strong satisfaction signal.
- It adds an optional third row and a flexible, premium-feeling cabin.
Consider the 2020 if:
- At $20,364, the 2020 costs less than the current year's $22,951 average.
- It emphasizes utility, practicality, and thoughtful details.
Consider the 2022 if:
- At $26,429, the 2022 costs more than the current year's $22,951 average.
- It keeps the seven-seat practicality while leaning harder into utility and compact-SUV versatility.
The bottom line: If you want the best balance of price, flexibility, and premium features, the 2021 is the strongest all-around pick. If you’re especially price-sensitive, the 2020 is the better value play, while the 2022 makes sense only if you’re willing to pay more for the newer-year alternative.
These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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