Used 2021 Mercedes-Benz GLC for Sale nearRichmond Hill, ON

How much does the 2021 Mercedes-Benz GLC cost?

Prices have softened 15.71% compared to this time last year, making it a favourable time to shop this model year.

There are 354 listings available, which suggests a reasonable amount of inventory for you to compare.

Is the 2021 Mercedes-Benz GLC a good car?

Yes — the 2021 Mercedes-Benz GLC earns a 4.5/5 user rating and an 8/10 expert rating. The standout strength is Look and feel at 10/10.

Owners consistently praise its smooth ride, comfort, and advanced tech features, and many also like how stylish and well equipped it feels. That lines up with the GLC’s upscale cabin, polished driving dynamics, and everyday comfort-focused character. For you, that means it makes the most sense if you want a compact luxury SUV that feels refined and premium rather than purely sporty.

The market also shows healthy interest, with 37.3% of listings priced as good or great deals.

Is the 2021 Mercedes-Benz GLC reliable?

Owners rate it 4.5/5, a strong signal of long-term satisfaction.

User feedback points to a vehicle that feels smooth, comfortable, and generally dependable enough to inspire pride of ownership. The same feedback also highlights useful tech and a premium feel, which usually matters when you’re planning to keep a vehicle for the long haul. The expert review also describes the powertrain as generally responsive and refined, which supports the impression of a well-sorted daily driver.

That said, you should still budget carefully for ownership, because higher maintenance costs can make long-term use more expensive than the purchase price alone suggests.

What should I look for when buying a used 2021 Mercedes-Benz GLC?

Key things to evaluate:

• Trim level: The entry-level GLC 300 includes 19-inch alloy wheels, LED headlights, a power liftgate, synthetic leather upholstery, power-adjustable front seats, heated front seats, dual-zone climate control, dual USB ports, a fully digital instrument panel, and the MBUX infotainment system. Higher trims add more performance hardware and comfort equipment, while the coupe body style trades some usable space for a sharper look.
• Powertrain: The GLC 300 uses a 2.0-litre turbocharged four-cylinder with 255 horsepower and 273 lb-ft of torque, paired with a nine-speed automatic and 4MATIC all-wheel drive. It is described as responsive and refined, with some low-speed lag and a soft but precise steering feel.
• Safety package: To get the best safety tech, you need the Intelligent Drive Package, which adds automatic emergency braking, forward collision warning, blind-spot monitoring, rear cross-traffic alert, dynamic cruise control, and lane departure warning. Parking sensors and hands-free parking assist are part of the Premium Plus Package.
• Infotainment: The Premium Package brings the 10.25-inch centre touchscreen, centre console touch controller, advanced voice control, Apple CarPlay, and Android Auto. The system is described as intuitive once you learn it, though there is a learning curve.
• Fuel efficiency: The base GLC 300 returns 11.3 L/100 km in the city, 8.5 on the highway, and 10.0 combined. In mixed driving, the observed average was 10.0 L/100 km.

Which 2021 Mercedes-Benz GLC trim should I buy?

The 2021 Mercedes-Benz GLC is offered in 4 trim levels: GLC 300, AMG GLC 43, AMG GLC 63, and AMG GLC 63 S.

Here's the short version:

• GLC 300: This is the best-value choice if you want the core GLC experience, because it already delivers the smooth ride, upscale cabin, and strong everyday refinement that define the model. It also gives you the most efficient powertrain in the range and the broadest appeal for daily use.
• AMG GLC 43: Choose this if you want more power and a more performance-focused feel, along with 20-inch wheels and adaptive air suspension. It suits you best if you care more about acceleration and sharper character than about keeping costs down.
• AMG GLC 63: This is the step for buyers who want the same performance-oriented direction with even more capability and the added Premium Rear Seat Package. It makes sense if you want the most aggressive version and value rear-seat comfort upgrades.
• AMG GLC 63 S: Pick this only if you want the top performance model and are willing to pay for it. It is the most powerful version in the range and is aimed at buyers who want maximum output rather than balanced ownership costs.

The Intelligent Drive Package is the key safety-package upgrade to look for if you want the most complete driver-assistance coverage.

Is now a good time to buy a used 2021 Mercedes-Benz GLC?

This looks like a moderate, selective buyer’s market, so you have room to shop carefully and compare listings.

• Deal availability: 37.3% of listings are priced as good or great deals.
• Inventory: There are 354 listings available.
• Price trend: Prices have softened 15.71% compared with last year.

If you find a listing below $34,577 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Mercedes-Benz GLC's resale value?

The current average of $34,581 CAD sits slightly below last year's $41,027 CAD.

That drop suggests the market has become more favourable for buyers, but it also means a future seller may need to price more competitively to stand out. If you own one, the current trend points to softer resale conditions than a year ago, especially if your vehicle lacks desirable packages or presents higher ownership costs. Well-equipped examples with strong condition and the right features should still attract attention, but you should expect buyers to be selective.

Vehicles with strong owner satisfaction ratings, like this model year's 4.5/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 Mercedes-Benz GLC safe?

The 2021 Mercedes-Benz GLC earns an 8/10 safety score from our experts.

To equip the GLC with its best safety tech, such as automatic emergency braking, forward collision warning, blind-spot monitoring, rear cross-traffic alert, dynamic cruise control, and lane departure warning, Canadians need to purchase the $2,700 Intelligent Drive Package. Parking sensors and hands-free parking assist are part of the Premium Plus Package.

We found the parking and proximity sensors to be overly sensitive, which can be distracting in tight traffic situations.

Should I buy a 2021 Mercedes-Benz GLC 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:

• 37.3% of listings are priced as good or great deals.
• Price trend: Prices have softened 15.71% compared with last year.
• Owners rate it 4.5/5 — a strong satisfaction signal.
• The 2021 stands out for its upscale cabin, advanced infotainment, and comfort-focused driving character.

The bottom line: If you want a compact luxury SUV that feels polished, comfortable, and well equipped, the 2021 GLC is the right direction to focus on. If your priority is stretching your budget, this year’s softer pricing makes it a sensible time to shop, especially if you can find a well-equipped example with the safety package you want.

These recommendations are based on CarGurus' proprietary market data from September 11, 2026, CarGurus experts' opinions, and generative AI.