2018 BMW X3 vs. 2018 Acura RDX
iSeeCars' unbiased and data-driven comparison of the 2018 BMW X3 and 2018 Acura RDX contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the 2018 BMW X3 and the 2018 Acura RDX.
When we compare the 2018 BMW X3's and the 2018 Acura RDX's specifications and ratings, the 2018 BMW X3 has the advantage in the areas of fuel efficiency, interior volume and overall quality score. The 2018 Acura RDX has the advantage in the areas of typical lower range of pricing for used cars, reliability, resale value and base engine power. Based on this comparison of the 2018 BMW X3's and the 2018 Acura RDX's specifications and ratings, the 2018 Acura RDX is a better car than the 2018 BMW X3.
Pricing: A used 2018 BMW X3 ranges from $18,791 to $33,840 while a used 2018 Acura RDX is priced between $16,995 to $27,891.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the 2018 BMW X3 loses 48.6 percent of its value and the 2018 Acura RDX loses 46.4 percent of its value. This means the 2018 Acura RDX retains 2.2 percentage points more of its value and has the advantage of higher resale value versus the 2018 BMW X3.
Quality Rating: The iSeeCars Overall Quality rating for the BMW X3 is 8.6 out of 10 while the Acura RDX's quality rating is 8.4 out of 10. This results in the BMW X3 being ranked 1 out of 29 Best Luxury Small SUVs and the Acura RDX being ranked 2 out of 29. Out of 68 Best Luxury Crossover SUVs, the BMW X3 is ranked 2 and the Acura RDX is ranked 6.
Reliability Rating: iSeeCars’ Reliability Rating for the BMW X3 is 8.4 out of 10. For the Acura RDX the reliability rating is 8.5 out of 10. This gives the Acura RDX a slight advantage in reliability compared to the BMW X3.
Engine Power and Fuel Efficiency Comparison: For engine performance, the 2018 BMW X3’s base engine makes 248 horsepower, and the 2018 Acura RDX base engine makes 279 horsepower. The X3 is rated to deliver an average of 25 miles per gallon, with a highway range of 499 miles. The RDX is rated to deliver an average of 23 miles per gallon, with a highway range of 448 miles. This gives the 2018 BMW X3 the fuel efficiency and maximum range advantage over the 2018 Acura RDX. Both models use premium unleaded.
Passenger Space Comparison: While both models are crossover/compact SUVs, the 2018 BMW X3 has the advantage of offering more interior volume, reflected in more front head room, rear head room, and cargo space. The 2018 Acura RDX has the advantage in the areas of front shoulder room, front leg room, rear shoulder room and rear leg room.
Safety Ratings: When comparing crash test ratings from NHTSA, both the 2018 BMW X3 and the 2018 Acura RDX have the same average safety rating of 5 out of 5 Stars.
New Car Pricing
Asking Price:
-
Starting MSRP:
$42,650
Category Avg Starting MSRP:
(Luxury Compact SUVs)
$41,146
Category Starting MSRP Range:
(Luxury Compact SUVs)
$33,355 - $54,300
New Car Pricing
Asking Price:
-
Starting MSRP:
$36,000
Category Avg Starting MSRP:
(Luxury Compact SUVs)
$41,146
Category Starting MSRP Range:
(Luxury Compact SUVs)
$33,355 - $54,300
Used Car Pricing
Avg Used Car Price:
$25,574
Price Range:
$18,791 - $33,840
Category Avg Price:
(Luxury Compact SUVs)
$24,585
Category Avg Price Range:
(Luxury Compact SUVs)
$20,268 - $35,179
# Used Cars for Sale Nationally:
144
Avg Mileage of Used Cars for Sale:
71,789
# Good or Great Deals:
67
Used Car Pricing
Avg Used Car Price:
$22,477
Price Range:
$16,995 - $27,891
Category Avg Price:
(Luxury Compact SUVs)
$24,585
Category Avg Price Range:
(Luxury Compact SUVs)
$20,268 - $35,179
# Used Cars for Sale Nationally:
131
Avg Mileage of Used Cars for Sale:
69,130
# Good or Great Deals:
48
BMW X3 Scores & Rankings
Overall Score:
8.6 / 10
Reliability:
8.4 / 10
Retained Value:
7.5 / 10
Safety:
10.0 / 10
Acura RDX Scores & Rankings
Overall Score:
8.4 / 10
Reliability:
8.5 / 10
Retained Value:
7.6 / 10
Safety:
9.0 / 10
iSeeCars Reliability Insights for 2018 BMW X3
Remaining Life Expectancy (years):
5.3
Typical Category Remaining Life Expectancy:
(Luxury Compact SUVs)
6.3
Category Remaining Life Expectancy Range:
(Luxury Compact SUVs)
4.7 - 7.3
Chance of Reaching 200k Miles for a New Car:
19.9%
iSeeCars Reliability Insights for 2018 Acura RDX
Remaining Life Expectancy (years):
6.5
Typical Category Remaining Life Expectancy:
(Luxury Compact SUVs)
6.3
Category Remaining Life Expectancy Range:
(Luxury Compact SUVs)
4.7 - 7.3
Chance of Reaching 200k Miles for a New Car:
35.1%
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
18.3
Typical Category Recalls:
(Luxury Compact SUVs)
2.8
Category Range for Recalls:
(Luxury Compact SUVs)
1 - 22.9
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.9
Typical Category Recalls:
(Luxury Compact SUVs)
2.8
Category Range for Recalls:
(Luxury Compact SUVs)
1 - 22.9
BMW X3 Rankings
Ranking
1 out of / 29Ranking
1 out of / 29Ranking
1 out of / 6Ranking
1 out of / 4Ranking
2 out of / 68Ranking
2 out of / 29Ranking
2 out of / 29Ranking
3 out of / 68Ranking
3 out of / 4Ranking
5 out of / 29Ranking
6 out of / 29Ranking
7 out of / 29Ranking
8 out of / 29Ranking
9 out of / 29Ranking
10 out of / 68Ranking
10 out of / 68Ranking
10 out of / 29Ranking
16 out of / 27Ranking
20 out of / 68Ranking
20 out of / 68Ranking
20 out of / 29Ranking
22 out of / 68Ranking
23 out of / 68Ranking
23 out of / 68Ranking
25 out of / 68Ranking
26 out of / 59Ranking
43 out of / 68Acura RDX Rankings
Ranking
1 out of / 29Ranking
1 out of / 4Ranking
2 out of / 29Ranking
2 out of / 29Ranking
2 out of / 29Ranking
3 out of / 6Ranking
3 out of / 4Ranking
5 out of / 68Ranking
6 out of / 68Ranking
7 out of / 68Ranking
7 out of / 29Ranking
7 out of / 27Ranking
8 out of / 68Ranking
8 out of / 29Ranking
10 out of / 29Ranking
11 out of / 29Ranking
14 out of / 59Ranking
18 out of / 68Ranking
18 out of / 29Ranking
18 out of / 29Ranking
21 out of / 68Ranking
21 out of / 29Ranking
25 out of / 68Ranking
33 out of / 68Ranking
38 out of / 68Ranking
45 out of / 68Ranking
50 out of / 68Available Body Styles
SUV
Available Body Styles
SUV
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2018 BMW X3 Trim Levels
M40i, xDrive30i
2018 Acura RDX Trim Levels
Base, w/AcuraWatch, w/Advance, w/Tech, w/Tech w/AcuraWatch
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
6 years / 70000 miles
Warranty, Roadside Assistance:
4 years / 50000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2024 NHTSA Overall Rating:
Not yet available
2024 NHTSA Front Crash Overall Rating:
Not yet available
2024 NHTSA Side Crash Overall Rating:
Not yet available
2024 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2024 NHTSA Overall Rating:
4 out of 5 Stars
2024 NHTSA Front Crash Overall Rating:
5 out of 5 Stars
2024 NHTSA Side Crash Overall Rating:
5 out of 5 Stars
2024 NHTSA Rollover Rating:
4 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
248 hp @ 5200 rpm
Torque:
258 foot-lbs @ 1450 rpm
Power-to-Weight Ratio (higher is better):
0.060 hp per pound
Towing capacity:
Not yet available
Base Drivetrain Specs
Horsepower:
279 hp @ 6200 rpm
Torque:
252 foot-lbs @ 4900 rpm
Power-to-Weight Ratio (higher is better):
0.075 hp per pound
Towing capacity:
1500 lbs
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
22 / 29 / 25
Range (city/hwy):
378 / 499 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
3.5 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
20 / 28 / 23
Range (city/hwy):
320 / 448 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Trailer Hitch:
Standard
Voice Recognition:
Standard
Adaptive Cruise Control:
Available
Apple CarPlay:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Parking Sensors:
Available
Sunroof/Moonroof:
Available
Wifi:
Available
Wireless Smartphone Charging:
Available
Air Suspension:
N/A
Android Auto:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Available
Paddle Shifters:
Standard
Power Lift Gate:
N/A
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Trailer Hitch:
Available
Voice Recognition:
Available
Adaptive Cruise Control:
Available
Apple CarPlay:
N/A
Automatic Parking:
N/A
Cooled/Ventilated Seats:
Available
Heated Seats
Standard
Heated Steering Wheel:
N/A
Parking Sensors:
Available
Sunroof/Moonroof:
Standard
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Air Suspension:
N/A
Android Auto:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Internet Radio:
Standard
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
Available
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
Standard
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
N/A
360-Degree Camera:
N/A
Blind Spot Monitoring:
Available
Forward Collision Warning:
Available
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
Available
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
41.1 inches
Front Leg Room:
40.3 inches
Front Shoulder Room:
57.6 inches
Rear Head Room:
39.1 inches
Rear Leg Room:
36.4 inches
Rear Shoulder Room:
56 inches
Cargo Space:
28.7 cubic feet
Cargo Space, 2nd-row seat folded down:
62.7 cubic feet
Overall Interior Volume:
130.1 cubic feet
Interior Dimensions
Front Head Room:
38.7 inches
Front Leg Room:
42 inches
Front Shoulder Room:
58.7 inches
Rear Head Room:
38.1 inches
Rear Leg Room:
38.3 inches
Rear Shoulder Room:
57.2 inches
Cargo Space:
26.1 cubic feet
Cargo Space, 2nd-row seat folded down:
61.3 cubic feet
Overall Interior Volume:
129.6 cubic feet
Exterior Dimensions
Curb Weight:
4156 lbs
Width:
84.2 inches
Height:
66 inches
Length:
185.9 inches
Wheelbase:
112.8 inches
Ground Clearance:
8 inches
Exterior Dimensions
Curb Weight:
3737 lbs
Width:
73.7 inches
Height:
65 inches
Length:
184.4 inches
Wheelbase:
105.7 inches
Ground Clearance:
8.1 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 7.0 inches
Wheel Type:
aluminum alloy
Tire Size:
225/60R18
Standard Wheel/Tire Information
Wheel Size:
18.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
P235/60R18
Exterior Colors
Black
Black Sapphire Metallic / Carbon Black Metallic / Jet Black
Blue
Phytonic Blue Metallic
Brown
Terra Brown Metallic
Gray
Dark Graphite Metallic
Green
Dark Olive Metallic
Silver
Glacier Silver Metallic
White
Alpine White / Mineral White Metallic
Red
Not available
Exterior Colors
Black
Crystal Black Pearl
Blue
Not available
Brown
Kona Coffee Metallic
Gray
Modern Steel Metallic
Green
Not available
Silver
Lunar Silver Metallic
White
White Diamond Pearl
Red
Basque Red Pearl II
Interior Colors
Beige
Canberra Beige/Black
Black
Black
Brown
Cognac / Mocha
Gray
Oyster
Interior Colors
Beige
Parchment
Black
Ebony
Brown
Not available
Gray
Graystone
