Used 2021 BMW X3 for Sale nearPhoenix, AZ

Compare 2021 BMW X3 Trims in Phoenix, AZ

The 2021 BMW X3 offers a range of trims from budget-friendly options to performance-oriented models, catering to various driving needs and preferences.

• Starting at $20,193
• Best MPG/MPGe: 59 city / 61 hwy
• Most Popular: sDrive30i RWD

Trim Overview

Prices updated weekly from CarGurus listings.

Quick Compare Table

Listing prices sourced from CarGurus — updated weekly. OEM specs from manufacturer data.

Missing data displayed as "—".

Trim Deep Dives

sDrive30i RWD — "Who It's For"

The sDrive30i RWD is the pick for shoppers who want a well-equipped luxury SUV without the higher price of AWD options.

• Avg. market price: $22,611 (updated weekly)
• MPG/MPGe: 25 city / 29 hwy
• Inventory: 259 listings — widest selection in the lineup
• View sDrive30i RWD listings

xDrive30i AWD — "Who It's For"

The xDrive30i AWD is the choice for those seeking sporty performance and all-weather capability without stepping up to the M40i.

• Avg. market price: $26,745 (updated weekly)
• MPG/MPGe: 23 city / 29 hwy
• Inventory: 227 listings — widest selection in the lineup
• View xDrive30i AWD listings

xDrive30e AWD — "Who It's For"

The xDrive30e AWD is ideal for eco-conscious buyers wanting luxury and efficiency in a hybrid SUV at an accessible price.

• Avg. market price: $20,193 (updated weekly)
• MPG/MPGe: 59 city / 61 hwy
• Inventory: 13 listings — lower availability; may limit negotiating room
• View xDrive30e AWD listings

M40i AWD — "Who It's For"

The M40i AWD is perfect for performance enthusiasts who desire a powerful engine and luxury features in a compact SUV.

• Avg. market price: $33,702 (updated weekly)
• MPG/MPGe: 21 city / 27 hwy
• Inventory: 74 listings
• View M40i AWD listings

Trim Recommendations

Most Popular — sDrive30i RWD

With 259 active listings, the sDrive30i RWD is the clear volume leader in the lineup.

Browse sDrive30i RWD listings

Best Budget Option — xDrive30e AWD

At $20,193 avg market price — below the lineup median of $24,678 — it's the most accessible entry point.

Browse xDrive30e AWD listings

Best for Fuel Economy — xDrive30e AWD

The xDrive30e AWD offers impressive fuel efficiency with 59/61 MPG/MPGe.

Browse xDrive30e AWD listings

These recommendations are based on CarGurus' proprietary market data from September 17, 2026, CarGurus experts' opinions, and generative AI.

How much does the 2021 BMW X3 cost?

Prices have softened 10.96% compared to this time last year, making it a favorable time to shop this model year.

There are 2,159 listings available, which suggests you have a healthy amount of inventory to compare.

Is the 2021 BMW X3 a good car?

Yes — the 2021 BMW X3 earns a 4.8/5 from owners and a 7.5/10 expert rating. The model scores 8/10 across Look and feel, Performance, Technology, and Safety.

Owners consistently praise its comfort, smooth ride, and strong performance, and they also call out the supportive seats and upscale feel. The overview points to a spacious interior, solid driving dynamics, and a broad technology suite, which makes it a strong fit if you want a luxury SUV that still feels engaging to drive. The main trade-off is price, since it sits on the expensive end of the segment, and some owners wish it offered more storage and more available driver-assist equipment.

Good and great deals account for 36.7% of listings, so there are still some attractive opportunities in the market.

Is the 2021 BMW X3 reliable?

Owners rate it 4.8/5, a strong signal of long-term satisfaction.

The owner feedback also points to a dependable-feeling ownership experience, with repeated praise for comfort and strong performance that can make the vehicle feel easy to live with over time. The expert notes reinforce that impression by describing the X3 as practical and well equipped, with a long list of standard features that supports everyday usability. The plug-in hybrid also adds a useful electric-only driving option for buyers who want more flexibility.

For used buyers, the main long-term ownership risk is making sure the specific vehicle has been maintained well and that its electronics and feature content work as expected.

What should I look for when buying a used 2021 BMW X3?

Accident-free inventory is solid at 82.6% — always verify the vehicle history report.

You should still check the history report carefully, because accident-free listings are strong but not universal. A pre-purchase inspection is especially important on a luxury SUV like this, where feature content and powertrain complexity can vary a lot by trim. Focus on condition, equipment operation, and whether the vehicle matches the features you expect from the trim level you’re considering.

Key things to evaluate:

• Trim level: The sDrive30i and xDrive30i come with 18-inch alloy wheels, push-button start, synthetic leather upholstery, tri-zone climate control, a 10.2-inch infotainment system, navigation, and 10-way power-adjustable front seats. Higher trims add more standard equipment, and the M40i brings 19-inch alloy wheels, 14-way power-adjustable front seats, unique exterior styling, and an M Sport suspension.
• Powertrain: The sDrive30i and xDrive30i use a turbocharged four-cylinder engine with 248 horsepower and an eight-speed automatic transmission. The xDrive30e plug-in hybrid makes 288 hp, while the M40i uses a 382-hp twin-turbo inline-six.
• Safety package: Standard driver assistance includes automatic emergency braking, forward collision warning, pedestrian detection, lane departure warning, blind-spot monitoring, rear cross-traffic alert, and front-and-rear parking sensors. Adaptive cruise control, automatic high beams, headlights that bend with the road, and a head-up display are optional.
• Infotainment: You get a standard 10.2-inch touchscreen with iDrive, Apple CarPlay, and optional Android Auto. Wireless device charging, a fully digital instrument panel, and a 16-speaker Harman Kardon premium stereo are available.
• Fuel efficiency: The sDrive30i returns 25 mpg city, 29 mpg highway, and 27 mpg combined. The xDrive30i returns 23 mpg city, 29 mpg highway, and 25 mpg combined. The xDrive30e plug-in hybrid returns 30 MPGe in electric mode and 24 mpg in hybrid mode. The M40i returns 21 mpg city, 27 mpg highway, and 23 mpg combined.

Which 2021 BMW X3 trim should I buy?

The 2021 BMW X3 is offered in 4 trim levels: sDrive30i, xDrive30i, xDrive30e plug-in hybrid, M40i.

Here's the short version:

• sDrive30i: This is the most affordable way into the X3, and it already gives you the core luxury-SUV experience with the 10.2-inch infotainment system, navigation, synthetic leather upholstery, and a strong standard safety list. It’s the best-value choice if you want the X3’s main strengths without stretching your budget.
• xDrive30i: Choose this if you want the same equipment as the sDrive30i but prefer all-wheel drive. It makes the most sense if you live in a climate where traction matters more than the lowest price.
• xDrive30e plug-in hybrid: This trim is the efficiency-focused pick, with 288 hp, a 17-mile electric-only range, and the ability to recharge in about 3.5 hours on a 240-volt charger. It suits you best if short electric commuting matters and you want the X3’s flexibility.
• M40i: This is the performance choice, with a 382-hp twin-turbo inline-six, more responsive cornering, and more standard equipment. It’s the right pick if you want the most engaging version and are willing to pay for it.

The standard safety package is strong across the lineup, while adaptive cruise control, automatic high beams, headlights that bend with the road, and a head-up display remain optional.

Is now a good time to buy a used 2021 BMW X3?

This looks like a moderate, selective buyer’s market, so you can shop carefully and still find worthwhile listings.

• Deal availability: 36.7% of listings are priced as good or great deals.
• Inventory: There are 2,159 listings available.
• Price trend: Prices have softened 10.96% compared with last year.
• Clean inventory: 82.6% of listings are accident-free.

If you find a listing below $24,035, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 BMW X3's resale value?

The current average of $24,117 sits slightly below last year's $27,084.

That decline suggests the market has already adjusted downward, which can help you as a buyer today but may limit upside if you plan to resell soon. If you buy at the right price and keep the vehicle in strong condition, you reduce the risk of taking a bigger depreciation hit later. The X3’s broad appeal and strong feature set should still help it attract shoppers when it’s time to sell.

Vehicles with strong owner satisfaction ratings, like this model year's 4.8/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 BMW X3 safe?

The X3 comes standard with advanced driver-assistance features such as automatic emergency braking, forward collision warning, pedestrian detection, lane departure warning, blind-spot monitoring, rear cross-traffic alert, and front-and-rear parking sensors.

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

That standard safety suite is a meaningful strength, especially because it includes blind-spot monitoring and rear cross-traffic alert without requiring an upgrade. Optional equipment includes adaptive cruise control, automatic high beams, headlights that bend with the road, and a head-up display. The main caveat is that some of those helpful features remain optional rather than standard.

Should I buy a 2021 BMW X3 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:

• 36.7% of listings are priced as good or great deals.
• Accident-free inventory is solid at 82.6% — always verify the vehicle history report.
• Price trend: Prices have softened 10.96% compared with last year.
• Owners rate it 4.8/5 — a strong satisfaction signal.
• The 2021 adds more standard safety features and newly available in-car tech.

Consider the 2022 if:

• At $28,790, the 2022 costs more than the current year's $24,117 average.
• The refresh adds more technology, more safety equipment, and revised styling.

The bottom line: If you want the better value, the 2021 is the smarter buy because prices have eased and the market still offers plenty of inventory. If you’re willing to spend more for the refresh, the 2022 brings meaningful updates in tech and safety that may be worth the premium.

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