Used 2021 Acura RDX for Sale nearBurlington, ON

How much does the 2021 Acura RDX cost?

Prices have softened 9.66% compared to this time last year, making it a favourable time to shop this model year.

There are 159 listings available, which suggests you have a reasonable amount of inventory to compare.

Is the 2021 Acura RDX a good car?

Yes — the 2021 Acura RDX earns a 4.7/5 user rating and an 8.2/10 expert rating. The model scores 9/10 across Look and feel, Performance, and Cost effectiveness.

Owners consistently praise its value, comfort, fun driving experience, spacious interior, and stylish design. That lines up well with the RDX’s role as a compact luxury crossover that blends everyday usability with a premium feel. It also sells well in Canada relative to its segment, which supports its appeal if you want a well-rounded luxury SUV with strong practicality.

The market also looks supportive, with 33.3% of listings marked as good or great deals.

Is the 2021 Acura RDX reliable?

Owners rate it 4.7/5, a strong signal of long-term satisfaction.

User feedback points to a dependable, trouble-free ownership experience for many shoppers, with repeated praise for value, comfort, and overall satisfaction. The expert drive notes also describe the RDX as a vehicle you can count on for rewarding daily use, with smooth and accurate systems that are more likely to be used than switched off. Acura’s first scheduled maintenance visit is on the house.

For used buyers, the main long-term ownership risk is that some owners report fuel-economy disappointment and infotainment frustration, so it’s worth checking that the technology suits you before you commit.

What should I look for when buying a used 2021 Acura RDX?

Key things to evaluate:

• Trim level: The base trim includes the core luxury-SUV package, but it does not include blind-spot warning or rear cross-traffic alert. The Tech trim adds those features, while the A-Spec focuses on sportier styling and interior details.
• Powertrain: Every 2021 RDX uses a 2.0-litre turbocharged four-cylinder engine with 272 horsepower and a 10-speed automatic. SH-AWD is standard, and the driving modes include Snow, Comfort, Sport, and Sport+.
• Safety package: Acura’s standard suite includes adaptive cruise control, lane-keeping assist, lane-departure warning, forward-collision warning, and automatic emergency braking. Blind-spot warning and rear cross-traffic alert are not standard on the base trim.
• Infotainment: The RDX uses Acura’s True Touchpad Interface with a non-touchscreen setup, plus standard satellite radio, Bluetooth, and Wi-Fi tethering. An on-board navigation system is available.
• Fuel efficiency: Some owners are disappointed with the fuel economy, so it’s worth factoring that into your ownership expectations.

Which 2021 Acura RDX trim should I buy?

The 2021 Acura RDX is offered in 5 trim levels: Base, Tech, A-Spec, Elite, Platinum Elite.

Here's the short version:

• Base: This is the entry point, but it misses blind-spot warning and rear cross-traffic alert, so it makes the most sense only if you’re prioritising price over equipment.
• Tech: This is the best-value trim because it adds the important blind-spot warning and rear cross-traffic alert features while staying below the sportier and more expensive trims.
• A-Spec: Choose this if you want the sportiest look and feel, with unique interior and exterior styling touches, but it doesn’t add extra performance.
• Elite: This trim brings a more upscale presentation with fewer styling amendments than the A-Spec, making it a good fit if you want luxury over flash.
• Platinum Elite: This is the top trim, and it’s the one to consider if you want the most complete equipment list and the most premium experience.

The safety-package gap on the base trim makes the Tech the smartest starting point for most used buyers.

Is now a good time to buy a used 2021 Acura RDX?

This is a moderate market for selective buyers, with enough inventory to shop carefully and enough deal activity to make comparison worthwhile.

• Deal availability: 33.3% of listings are priced as good or great deals.
• Inventory: There are 159 listings available.
• Price trend: Prices have softened 9.66% compared with last year.

If you find a listing below $32,518 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Acura RDX's resale value?

The current average of $32,518 CAD sits slightly below last year's $35,994 CAD.

That softer pricing can be a good entry point for you as a buyer, but it also means a future seller may need to be realistic about expectations if the market stays competitive. The current year-round range suggests the model has already absorbed some depreciation, which can help support value retention from here if demand remains steady.

Vehicles with strong owner satisfaction ratings, like this model year's 4.7/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 Acura RDX safe?

The Acura RDX earned a 2020 calendar-year “Top Safety Pick+” rating from the Insurance Institute for Highway Safety (IIHS), and it gets a five-star overall rating from the National Highway Traffic Safety Administration (NHTSA). Note, however, that the SUV earns four-star frontal-impact and four-star rollover resistance crash-test ratings from the NHTSA.

It earns an 8/10 safety score from our experts.

Acura equips every 2021 RDX with adaptive cruise control, lane-keeping assist, lane-departure warning, forward-collision warning, and automatic emergency braking. Blind-spot warning and rear cross-traffic alert are not standard on the base trim, so you need to move up to the Tech trim at a minimum for those features.

One caveat to keep in mind is that the base trim’s safety coverage is less complete than the rest of the lineup, so used shoppers should verify the trim carefully before buying.

Should I buy a 2021 Acura RDX 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:

• 33.3% of listings are priced as good or great deals.
• Price trend: Prices have softened 9.66% compared with last year.
• Owners rate it 4.7/5 — a strong satisfaction signal.
• The 2021 brings the latest third-generation RDX styling and the rethought True Touchpad Interface.

Consider the 2020 if:

• At $30,095 CAD, the 2020 costs less than the current year's $32,518 CAD average.
• It offers strong value with plenty of space, comfort, and safety tech.

Consider the 2022 if:

• At $37,957 CAD, the 2022 costs more than the current year's $32,518 CAD average.
• It adds fresh styling, a quieter cabin, and more equipment.

The bottom line: If you want the best balance of price, satisfaction, and current-market availability, the 2021 is the strongest all-around choice. If you’re more price-sensitive, the 2020 is the value play; if you want newer updates and can spend more, the 2022 is the upgrade path.

How does the 2021 Acura RDX compare to the 2021 Honda CR-V?

Our experts score the 2021 Acura RDX 8.2/10 and the 2021 Honda CR-V 7.8/10. The RDX is the more powerful and more premium-feeling choice, while the CR-V is the cheaper and more plentiful option. If you want stronger performance and a luxury cabin, the RDX makes more sense; if value and inventory matter most, the CR-V is easier to shop.

Read our full side-by-side expert comparison here.

These recommendations are based on CarGurus' proprietary market data from November 10, 2026, CarGurus experts' opinions, and generative AI.