Used 2021 Mercedes-Benz AMG GT for SaleNationwide

How much does the 2021 Mercedes-Benz AMG GT cost?

Prices are up 6.25% year-over-year — a sign of continued demand for this model year.

There are 262 listings available, which gives you a meaningful pool to compare before you buy.

Is the 2021 Mercedes-Benz AMG GT a good car?

Yes — it earns a 5/5 user rating and a 9/10 expert rating. The model scores 10/10 across Performance and Safety.

The 2021 Mercedes-Benz AMG GT is aimed at you if you want a four-passenger car that emphasizes style and performance while still offering some practicality. It is described as a four-door supercar that can serve multiple purposes, and the expert review highlights its strong driving dynamics, luxury, and everyday usability.

The main trade-offs are clear: all-wheel drive is not available, the ride quality is poor, and a manual transmission is not offered. Even so, the market shows 32.1% good or great deals, which suggests there are still some attractive listings if you shop carefully.

Is the 2021 Mercedes-Benz AMG GT reliable?

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

The expert review presents it as a car that blends high performance with surprising practicality, and it also notes that the car is easy to drive in everyday use despite its extreme capability. That combination matters for reliability-minded shoppers because a car that is less punishing to live with is often easier to keep in good shape over time.

The performance write-up also emphasizes that the car is engineered with substantial mechanical upgrades and refined underpinnings, which supports confidence in its durability when properly maintained. If you buy used, your biggest long-term ownership risk is likely tied to how hard the car was driven and how well it was cared for.

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

Accident-free inventory is solid at 81.3% — always verify the vehicle history report.

You should still check the history report carefully, because a performance-focused car can hide hard use even when it looks clean on paper. Prioritize a pre-purchase inspection that focuses on brakes, suspension, tires, and signs of track or aggressive street driving. Pay close attention to overall condition, since this model’s appeal depends heavily on how well it has been maintained and preserved.

Key things to evaluate:

• Trim level: The GT 43, GT 53, GT 63, and GT 63 S each step up in power and performance, and the base version is the least expensive way in.
• Powertrain: The lineup ranges from the GT 43 to the GT 63 S, with the fastest version delivering a claimed 3.1-second run to 60 mph.
• Safety package: A Driver Assistance Package is available and adds no fewer than 14 driver-assist features, including Active Emergency Stop Assist, extended re-start, Active Lane Change Assist, and Congestion Emergency Braking.
• Infotainment: The MBUX system uses two 12.3-inch display screens, includes Apple CarPlay, Android Auto, satellite radio, navigation, wireless connectivity, and a wireless charging pad.
• Fuel efficiency: No figure is stated in the provided data.

Which 2021 Mercedes-Benz AMG GT trim should I buy?

The 2021 Mercedes-Benz AMG GT is offered in 4 trim levels: GT 43, GT 53, GT 63, GT 63 S.

Here's the short version:

• GT 43: This is the entry point if you want the AMG GT experience at the lowest starting price, and it still gives you the car’s core style and performance character.
• GT 53: This is the best-value trim for many shoppers because it should give you a stronger balance of performance and everyday usability without chasing the top-end price.
• GT 63: Choose this if you want a bigger jump in performance and are willing to pay for it.
• GT 63 S: This is the most extreme version, aimed at you if maximum performance matters more than value or restraint.

The Driver Assistance Package is optional, so if safety tech matters to you, make sure the trim you’re considering is equipped with it.

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

This looks like a moderate, selective buyer’s market, so you should shop with a clear target and be ready to move when the right listing appears.

• Deal availability: 32.1% of listings are priced as good or great deals.
• Inventory: There are 262 listings available.
• Price trend: Prices are up 6.25% year-over-year.
• Clean inventory: 81.3% of listings are accident-free.

If you find a listing below $69,891, that's toward the low end of the year-round range and worth acting on quickly.

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

The current average of $79,155 sits slightly above last year's $74,502.

That upward move suggests the market has been willing to pay more for this model year, which is a positive sign if you plan to sell later. The current pricing also sits within a defined year-round range, so condition and equipment should matter a lot when it comes time to resell.

Because the model has strong performance appeal and a distinctive identity, well-kept examples should continue to draw interest from shoppers looking for something special. 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 AMG GT safe?

The 2021 Mercedes-Benz AMG GT earns a 10/10 safety score from our experts.

The available Driver Assistance Package adds no fewer than 14 driver-assist features, including adaptive cruise control, lane-centering assistance, Active Emergency Stop Assist, extended re-start, Active Lane Change Assist, and Congestion Emergency Braking. Those features are designed to help with everything from stop-and-go traffic to emergency stopping situations.

The package is optional, so you should confirm whether a used example has it before you buy. If safety tech is important to you, that option is worth prioritizing.

Should I buy a 2021 Mercedes-Benz AMG GT 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:

• 32.1% of listings are priced as good or great deals.
• Accident-free inventory is solid at 81.3% — always verify the vehicle history report.
• Price trend: Prices are up 6.25% year-over-year.
• Owners rate it 5/5 — a strong satisfaction signal.
• The 2021 stands out as a four-passenger, four-door supercar with strong performance and surprising practicality.

Consider the 2020 if:

• At $80,688, the 2020 costs more than the current year's $79,155 average.
• It is a raw, razor-sharp sports car built for extreme performance.

The bottom line: If you want the better-balanced buy, the 2021 is the stronger choice because it combines strong market support, high satisfaction, and standout performance. If you’re shopping mainly on price, the 2020 doesn’t offer a clear cost advantage here, so the 2021 is the more compelling path unless you specifically want the older car’s more track-focused personality.

How does the 2021 Mercedes-Benz AMG GT compare to the 2021 Porsche 911?

These recommendations are based on CarGurus' proprietary market data from November 3, 2026, CarGurus experts' opinions, and generative AI.