2020 Mercedes-Benz GLC300 review
Mercedes-Benz GLC300 highlights
Customer rating
Pros
- Balances comfort and sportiness
- Elegant design inside and out
- Rear row is suitable for adults
- Standard four-cylinder engine achieves good fuel economy
Cons
- Offers less cargo space than rivals
- Some might find the towing capacity disappointing
Mileage (EPA estimate)
21 city, 28 highway, 24 combined
Pricing for current inventory
(no current inventory)
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A luxurious SUV with advanced features and high-end style.
As part of Mercedes-Benz's GLC-Class of luxury SUVs, the 2020 GLC300 is a stand-out choice if you're shopping for a premium five-passenger vehicle. With this model, you'll enjoy eye-catching design, a plush cabin, and powerful engine performance, along with many driver-assist features to elevate your commute. If you want performance-tuning, the GLC-Class boasts two AMG models that will add some high-revving excitement to your drive. While we currently do not have many 2020 Mercedes-Benz GLC300s on our lots, we look forward to selling more in the future. If you love the 2020 model, you should also consider prior model years of the Mercedes-Benz GLC300 with similar features.
All Mercedes-Benz GLC300 years
What is new for the 2020 Mercedes-Benz GLC300?
- GLC300 trims have been upgraded with Smart Key, Blind Spot Monitor, Android Auto, and Apple CarPlay as standard equipment this year.
- Automated Parking features are now available as options on select trims.
2020 Mercedes-Benz GLC300 trims
Curious how Mercedes-Benz GLC300 trims differ? Use our side-by-side vehicle comparison to see the differences and similaritiesGLC300
Includes 18-inch split five-spoke wheels, a power liftgate, LED headlights, heated front seats with power adjustments and driver memory, 10.25-inch touchscreen display with Apple CarPlay and Android Auto capabilities, and more.
GLC300 4MATIC
Includes the same standard equipment as the GLC300, but with the inclusion of Mercedes 4MATIC all-wheel drive.
GLC350e:
Includes similar standard equipment as the GLC300 4MATIC, but adds a 90-kW plug-in hybrid electric motor.
AMG GLC43:
Adds 20-inch AMG Y five-spoke wheels, AMG Sport Suspension with Air Body Control, AMG Performance 4MATIC all-wheel drive, AMG Speedshift nine-speed transmission, AMG Sport Braking System, AMG Sport Exhaust System, and more.
AMG GLC63:
Adds an AMG High-performance Braking System, AMG electronic limited-slip differential, AMG Performance 4MATIC+ all-wheel drive, 13-speaker Burmester surround sound system, and more.
5 reasons to buy the 2020 Mercedes-Benz GLC300
1. Range of powertrain options

The 2020 Mercedes-Benz GLC-Class offers four powertrain options that let you express your driving passion on the open road. A 255-hp turbocharged four-cylinder engine with a nine-speed automatic transmission is the 2020 Mercedes GLC300's base powertrain. Rear-wheel drive comes standard or there is a GLC300 4MATIC® version, which includes all-wheel drive for optimized wheel torque and traction. If you are a performance enthusiast looking to get a Mercedes AMG SUV, you'll want to consider the 2020 AMG GLC43's turbo 3.0L V6 with 385 hp or the AMG GLC63's turbo 4.0L V8 with a sizzling 469 hp. Available mid-2020, a GLC350e plug-in hybrid will also be offered and include a turbo 2.0L four-cylinder gasoline engine and a 90-kW plug-in hybrid electric motor that has a total system output of 315 hp and 516 lb-ft of torque.
2. Exceptional performance
Whether you are craving a luxury SUV with Autobahn-worthy performance or a family-hauler with good fuel economy, the Mercedes-Benz GLC-Class SUV has plenty to offer. When equipped with the turbo 2.0L engine and nine-speed automatic transmission, the 2020 GLC300 4MATIC returns an EPA-estimated 21 mpg city and 28 mpg highway—and that's with all-wheel drive!
If you're looking for potent acceleration, the 2020 AMG GLC63's turbo 4.0L V8 will knock your socks off as it goes from zero to 60 mph in just 3.8 seconds. This model also boasts an advanced adaptive air sport suspension for precise handling stability, as well as a limited-slip differential.3. Upscale interior

Luxury SUVs are admired for their premium in-cabin experience and this GLC Mercedes is no exception. All 2020 GLC-Class SUVs showcase an array of luxurious materials, which provide a comfortable passenger experience across its two rows. Standard equipment on all 2020 models includes dual-zone climate control and heated front seats with power adjustments and driver memory settings. The interior can also be upgraded to include leather upholstery, ventilated front seats, multi-media features, and more, by adding a GLC-Class package option.

4. Driver-assist features
A highlight of this Mercedes is the SUV's driver-assist technologies, which can help you find extra enjoyment in your commute. Active Brake Assist, which is a radar-based technology, comes standard on all 2020 GLC-Class models and can help maintain an appropriate following distance from the vehicle in front of you. Parking the GLC Mercedes is also made easier with the inclusion of a rearview monitor (standard on all 2020 models), which displays a live 180-degree view of the vehicle on the touchscreen display.
5. Innovative connectivity

The 2020 GLC-Class features an advanced infotainment system called the Mercedes-Benz User Experience (MBUX), which comes standard on all models except the GLC350e. It includes an expansive 10.25-inch display with touch-sensitive controls and an available voice control system that responds to everyday phrases and commands. For example, if you want to adjust the cabin temperature, just say, "Hey, Mercedes, I'm cold," and the SUV will automatically adjust the climate control system. Apple CarPlay and Android Auto capabilities are also included as standard equipment on all 2020 GLC-Class models.
Similar vehicles
If you're interested in the 2020 Mercedes-Benz GLC300, you should also check out these similar vehicles from Previous generation years.
BMW X3
If you're shopping for a small luxury SUV that blurs the lines between family vehicle and performance machine, the BMW X3 is a versatile option. 2018–2019 sDrive30i and xDrive30i models run off a turbocharged 2.0L four-cylinder engine that makes a generous 248 hp and 258 lb-ft of torque. If you want extra muscle, the M40i will get your adrenaline pumping with its 355-hp turbocharged 3.0L V6 and 369 lb-ft of torque (2018–2019 models). This on-road performance is matched with a comfortable interior that's as luxurious as it is practical and more than ready to drive around your family and their belongings. The X3 model offers 28.7 cubic feet of cargo room behind the second row or a maximum of 62.7 cubic feet of storage by folding the second row down (2018–2019). Standard features on the 2018–2019 all-wheel drive xDrive30i include the following:
18-inch Y-spoke wheels
Leatherette upholstery
Sport front seats
Power tailgate

The Acura MDX has always been a tech-focused luxury SUV and it's got a lot to love. The MDX kicked off its third generation for the 2014 model year with 2017–2022 MDX trims getting their power from a 290-horsepower 3.5L V6 engine—with optional AWD. Also available for the 2017–2019 model years is the Sport Hybrid trim, which has a 3.0L hybrid six-cylinder engine with 321 horsepower. The MDX was completely redesigned for 2022 with a new exterior and interior.
Standard features on 2017–2022 Acura MDX base-trim models include:
Apple CarPlay and Android Auto capability (2018+)
Sunroof
Power liftgate

Completely redesigned for 2017, the Audi Q7 is both good-looking and powerful. On 2017-2021 models, the turbocharged base trim offers 252 hp, and leather seats are standard across the board. Higher trims boast a supercharged 3.0L V6 engine, as well as a larger touchscreen than the standard (8.3 inches as opposed to 7 inches). Packed with driver aids and luxuries, the Audi Q7 is comfort and style on wheels.
2017-2021 models of the Audi Q7 also feature:
Rear parking aid
Rain-sensing wipers
Seating for seven
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Ratings & reliability
RepairPal gave the Mercedes-Benz GLC300 an overall reliability rating of 4 out of 5 stars, which RepairPal describes as Excellent. This rating ranks Mercedes-Benz GLC300 4th out of 29 among Luxury Midsize SUVs.
View RepairPal's full rating of the Mercedes-Benz GLC3002020 Mercedes-Benz GLC300 FAQ
The 2020 Mercedes-Benz GLC300 offers 22 MPG City and 29 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 GLC300 received a rating of 4 out of 5 stars from RepairPal, which RepairPal describes as Excellent. This rating ranks the Mercedes-Benz GLC300 as 3 out of 29 among Luxury Midsize SUV
The 2020 Mercedes-Benz GLC300 has received an average 3.8 out of 5 stars from our customers. If you're in the market for a 2020 Mercedes-Benz GLC300, check out reviews from customers just like you. 2020 Mercedes-Benz GLC300 Reviews.
The 2020 Mercedes-Benz GLC300 has a maximum towing capacity of 3500 pounds, when properly equipped. Various factors may impact towing capacity, including weight of passengers, cargo, and options/accessories.
Here is what's new for the 2020 Mercedes-Benz GLC300:
- Blind Spot Monitor
- Smart Key
- Remote Start
- Apple CarPlay
- Android Auto
More about the 2020 Mercedes-Benz GLC300
Color options:
Exterior:
Black
Brilliant Blue Metallic
Designo Cardinal Red Metallic
Designo Diamond White Metallic
Designo Selenite Gray Metallic (not available on 2020 Mercedes-Benz GLC350e)
Graphite Gray Metallic (not available on 2020 Mercedes-Benz GLC350e)
Iridium Silver Metallic
Lunar Blue Metallic
Mojave Silver Metallic
Obsidian Black Metallic
Polar White
Selenite Gray Metallic
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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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