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Used 2021 BMW X3 for Sale in

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Key Biscayne, FL
Value: 75 miles
Min: 75 milesMax: 75 miles
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Find a Used 2021 BMW X3 in Key Biscayne, FL

TrueCar has 69 used 2021 BMW X3 models for sale in Key Biscayne, FL, including a 2021 BMW X3 M40i AWD and a 2021 BMW X3 sDrive30i RWD. Prices for a used 2021 BMW X3 in Key Biscayne, FL currently range from $16,000 to $44,545, with vehicle mileage ranging from 7,925 to 136,592.

Nationwide BMW X3 Listings by Year

VehiclePrice FromCertified Pre-OwnedUnder 100k MilesAccident FreeTotal Available
2025 BMW X3$42,50039 listings559 listings556 listings559 listings
2024 BMW X3$23,595189 listings912 listings864 listings912 listings
2023 BMW X3$22,399149 listings576 listings532 listings577 listings
2022 BMW X3$19,108127 listings853 listings724 listings858 listings
2021 BMW X3$16,0006 listings337 listings275 listings346 listings
2020 BMW X3$15,4980 listings200 listings165 listings207 listings
2019 BMW X3$10,9950 listings420 listings324 listings457 listings
2018 BMW X3$12,9500 listings125 listings98 listings151 listings
2017 BMW X3$7,8950 listings141 listings119 listings198 listings
2016 BMW X3$6,9000 listings77 listings66 listings114 listings

2021 BMW X3 Owner Reviews

3rd Generation BMW X3

2018 - 2024
Overall Rating
4.8
10 out of 10
Based on 148 Ratings
Performance
4.9
Comfort
4.6
Fuel Efficiency
4.4
Safety Technology
4.7
Features
4.7
All reviews
5.010 out of 10
Performance
5.0
Comfort
5.0
Fuel Efficiency
5.0
Safety Technology
5.0
Features
5.0
Performance
5.0
Comfort
5.0
Fuel Efficiency
5.0
Safety Technology
5.0
Features
5.0
pros
Everything about it
cons
Nothing at all
Submitted by William B on --- --- ----|2021 BMW X3 M40i AWD|Purchased on --- --- ----
5.010 out of 10
Performance
5.0
Comfort
5.0
Fuel Efficiency
5.0
Safety Technology
5.0
Features
5.0
pros
Great features
cons
The maintenance plan is expensive.
Submitted by Tom P on --- --- ----|2021 BMW X3 sDrive30i RWD|Purchased on --- --- ----
4.08 out of 10
Performance
5.0
Comfort
4.0
Fuel Efficiency
2.0
Safety Technology
4.0
Features
4.0
pros
The performance and handling is excellent. The infotainment system is better than most I have used.
cons
While I know BMW focuses on the sport side of sport luxury, I feel the seats and interior could be more comfortable for the price.
Submitted by Brian T on --- --- ----|2021 BMW X3 M40i AWD|Purchased on --- --- ----