Used 2021 Lexus RX for Sale nearSaint Louis, MO

How much does the 2021 Lexus RX cost?

Prices have softened 2.80% compared to this time last year, making it a favorable time to shop this model year.

There are 1,486 listings available, which gives you a solid amount of inventory to compare.

Is the 2021 Lexus RX a good car?

Yes — the 2021 Lexus RX earns a 4.92/5 user rating and a 7.83/10 expert rating. The standout strength is Cost effectiveness at 9/10.

Owners consistently praise its reliability, luxurious features, and smooth driving experience, and they also call out its comfort and handling. In practical terms, that lines up well with the RX’s relaxed, upscale mission and its appeal as a comfortable daily driver. The main trade-offs are fairly pedestrian performance and unintuitive technology. Even so, the model’s strong value proposition and comfort-focused setup make it a compelling choice if you want a refined midsize luxury SUV. Good and great deals account for 37.6% of listings, which suggests there are still worthwhile opportunities in the market.

Is the 2021 Lexus RX reliable?

Owners rate it 4.92/5, a strong signal of long-term satisfaction.

Owners describe the RX as reliable, and they also highlight its trouble-free ownership feel, which is exactly what you want from a used luxury SUV. The expert evaluation reinforces that reputation by noting Lexus’ tradition of reliability and describing the RX as a comfortable cruiser that remains easy to live with. The cost-effectiveness notes also point to a maintenance perk: the first scheduled maintenance visit is on the house. For used buyers, the main long-term risk is less about the powertrain and more about whether a specific example has been maintained and cared for consistently.

What should I look for when buying a used 2021 Lexus RX?

At 74.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and then prioritize a pre-purchase inspection, especially if you’re considering a higher-mileage or lower-priced example. Focus on condition details that matter in a luxury SUV: interior wear, electronics behavior, brake feel, and evidence of uneven maintenance. If the listing has any accident history, make sure the repairs were done cleanly and that the vehicle drives straight and feels composed.

Key things to evaluate:

• Trim level: The RX lineup includes the standard RX, RX F Sport, RXL, RX Hybrid, and RXL Hybrid. The base RX and RX Hybrid are the entry points, while the RXL and RXL Hybrid add an extended body and a third row. The F Sport is the most performance-focused version, but the base RX still brings standard 18-inch wheels, LED lighting, NuLuxe-trimmed seats, power-adjustable front seats, and a power tilt/telescoping steering wheel.
• Powertrain: The standard RX uses a 3.5-liter V6 with 295 horsepower and 267 pound-feet of torque, paired with an eight-speed automatic. Hybrid versions use the same V6 with three electric motors for 308 hp and an e-CVT. The RX is tuned for comfort rather than urgency, so you should expect smoothness more than quick acceleration.
• Safety package: Lexus Safety System+ 2.0 is standard, and it includes pre-collision warning with automatic emergency braking, pedestrian detection, cyclist detection, automatic high beams, adaptive cruise control, lane-departure warning with steering assist, lane-keep assist, lane-trace assist, and road sign assist. Every RX also gets a rearview camera, 10 airbags, enhanced vehicle stability control, and blind-spot monitoring with rear cross-traffic alert.
• Infotainment: Standard tech includes an 8-inch infotainment touchscreen, Bluetooth, Apple CarPlay, Android Auto, Amazon Alexa, satellite radio, HD Radio, a WiFi hot spot, six USB ports, and a nine-speaker sound system. A 12.3-inch screen, navigation, wireless charging, and upgraded audio systems are available, but wireless Apple CarPlay and Android Auto are not offered.
• Fuel efficiency: The front-wheel-drive RX 350 returns 20 mpg city, 27 mpg highway, and 23 mpg combined. AWD and the RXL trim reduce combined efficiency by 1 mpg, while the RXL with AWD gets 21 mpg combined. Hybrid models are rated at 29 or 31 mpg city and 28 mpg highway, depending on the version.

Which 2021 Lexus RX trim should I buy?

The 2021 Lexus RX is offered in 5 trim levels: RX, RX F Sport, RXL, RX Hybrid, and RXL Hybrid.

Here's the short version:

• RX: This is the best-value starting point if you want the core RX experience without paying for extra length or sport styling. You still get the comfort-first cabin, standard safety tech, and the features that make the RX appealing in the first place.
• RX F Sport: Choose this if you want the most driver-focused version of the lineup. It adds the sportier look and feel, and the available handling package brings adaptive variable suspension plus heated and ventilated F Sport front seats and a heated steering wheel.
• RXL: Pick this if you need the extra body length and third-row seating. It’s the right choice when passenger flexibility matters more than maximum efficiency.
• RX Hybrid: This is the efficiency-minded choice if you want the RX formula with better fuel economy and standard AWD. It suits buyers who value smoothness and lower fuel use over outright punch.
• RXL Hybrid: Choose this if you want the third row and the hybrid powertrain together. It’s the most practical option for families who want extra seating without giving up the hybrid setup.

The standard safety suite is shared across the lineup, but the longer RXL and RXL Hybrid have not been tested by IIHS.

Is now a good time to buy a used 2021 Lexus RX?

This is a moderate market for selective buyers, so you can shop carefully without feeling rushed.

• Deal availability: 37.6% of listings are priced as good or great deals.
• Inventory: There are 1,486 listings available.
• Price trend: Prices have softened 2.80% compared with last year.
• Clean inventory: 74.4% of listings are accident-free.

If you find a listing below $35,280, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Lexus RX's resale value?

The current average of $35,559 sits slightly below last year's $36,582.

That softer pricing suggests the RX is holding value reasonably well, but not aggressively appreciating in the current market. For a future seller, that means your resale outcome will depend heavily on condition, mileage, and how well the vehicle has been maintained. The fact that prices are still sitting within a relatively tight annual range also points to a stable market rather than a volatile one. Vehicles with strong owner satisfaction ratings, like this model year's 4.92/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 Lexus RX safe?

The 2021 Lexus RX earns the IIHS Top Safety Pick designation and four-star ratings overall from NHTSA, with five-star ratings in side-impact crashworthiness.

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

Every RX comes standard with Lexus Safety System+ 2.0, which includes pre-collision warning with automatic emergency braking, pedestrian detection, cyclist detection, automatic high beams, adaptive cruise control, lane-departure warning with steering assist, lane-keep assist, lane-trace assist, and road sign assist. It also includes a rearview camera, 10 airbags, enhanced vehicle stability control, and blind-spot monitoring with rear cross-traffic alert. One caveat is that the longer RXL and RXL Hybrid versions have not been tested by IIHS.

Should I buy a 2021 Lexus RX 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:

• 37.6% of listings are priced as good or great deals.
• At 74.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 2.80% compared with last year.
• Owners rate it 4.92/5 — a strong satisfaction signal.
• It adds new standard safety systems while keeping the RX’s comfort-first formula intact.

Consider the 2020 if:

• At $33,282, the 2020 costs less than the current year's $35,559 average.
• It emphasizes comfort, refinement, and a practical two-row or three-row layout.

Consider the 2022 if:

• At $39,362, the 2022 costs more than the current year's $35,559 average.
• It adds new colors and a standalone fog lamps option.

The bottom line: If you want the best balance of price, comfort, and modern safety equipment, the 2021 is the smart default. If your budget is tighter, the 2020 can save you money while keeping much of the same core appeal. If you want the newest nearby option and don’t mind paying more, the 2022 is the cleaner step up.

These recommendations are based on CarGurus' proprietary market data from September 15, 2026, CarGurus experts' opinions, and generative AI.