Used 2018 Mercedes-Benz GLA for SaleNationwide

How much does the 2018 Mercedes-Benz GLA cost?

Prices have softened 16.59% compared to this time last year, making it a favourable time to shop this model year.

There are 136 listings available, which suggests a modest amount of inventory for shoppers to compare.

Is the 2018 Mercedes-Benz GLA a good car?

Yes — owners rate it 5/5, which points to strong overall satisfaction with this model year. Reviewers commonly praise its technology, safety, and comfort, and many also like its smooth performance and luxurious feel for the price. The main trade-offs mentioned are its smaller cabin space for taller occupants and limited visibility in some areas. With 24.3% of listings marked as good or great deals, you still have some room to shop carefully.

Is the 2018 Mercedes-Benz GLA reliable?

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

The review feedback also points to a vehicle that owners feel good about living with over time, especially when it comes to comfort and day-to-day usability. That said, used buyers should still pay close attention to maintenance history and ownership costs, since any premium vehicle can become more expensive to keep in top shape as it ages.

Is now a good time to buy a used 2018 Mercedes-Benz GLA?

This looks like a moderate, selective buyer’s market, so you can shop with some leverage if you are patient.

• Deal availability: 24.3% of listings are priced as good or great deals.
• Inventory: There are 136 listings available.
• Price trend: Prices have softened 16.59% compared with last year.

If you find a listing below $18,572 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2018 Mercedes-Benz GLA's resale value?

The current average of $18,699 CAD sits slightly below last year's $22,419 CAD.

That price movement suggests the market has already adjusted downward, which can make the model more approachable for you as a buyer today. For a future seller, it also means resale expectations should be realistic unless the vehicle is especially well maintained and attractively equipped. A lower entry price can help support demand, but the strongest resale outcomes usually come from clean history, good condition, and sensible mileage.

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

Should I buy a 2018 Mercedes-Benz GLA or consider a different year?

If you're weighing the 2018 against nearby model years, here's how to think about it:

Choose the 2018 if:

• 24.3% of listings are priced as good or great deals.
• Price trend: Prices have softened 16.59% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: If you want a used compact luxury SUV with strong owner satisfaction and a softer price than a year ago, the 2018 is the primary year to focus on. If you are especially price-sensitive, you may want to compare nearby years and prioritise whichever one gives you the best combination of condition, mileage, and asking price.

These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.