INFINITI QX55 vs. Lexus RX 350
iSeeCars' unbiased and data-driven comparison of the INFINITI QX55 and Lexus RX 350 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 INFINITI QX55 and the Lexus RX 350.
In comparing the INFINITI QX55's and the Lexus RX 350's specifications and ratings, the INFINITI QX55 has the advantage in the areas of new vehicle base pricing and typical lower range of pricing for one- to five-year-old used cars. The Lexus RX 350 has the advantage in the areas of resale value and base engine power. The INFINITI QX55 and Lexus RX 350 have the same fuel efficiency. Based on this comparison of the INFINITI QX55's and the Lexus RX 350's specifications and ratings, the two cars are fairly comparable.
Pricing: A used 2025 INFINITI QX55 ranges from $38,644 to $55,961 while a used 2025 Lexus RX 350 is priced between $50,178 to $62,847. For a new model, the INFINITI QX55's price is between $47,844 and $61,324, with the Lexus RX 350 priced between $52,529 and $67,035.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the INFINITI QX55 loses 57.9 percent of its value and the Lexus RX 350 loses 38.9 percent of its value. This means the Lexus RX 350 retains 19 percentage points more of its value and has the advantage of higher resale value versus the INFINITI QX55.
Engine Power and Fuel Efficiency Comparison: For engine performance, the INFINITI QX55’s base engine makes 268 horsepower, and the Lexus RX 350 base engine makes 275 horsepower. Both the QX55 and the RX 350 are rated to deliver an average of 25 miles per gallon, with highway ranges of 448 and 516 miles respectively. Both models use premium unleaded.
Safety Ratings: The Lexus RX 350 has an average safety rating of 4.38 out of 5 Stars based on NHTSA's crash test ratings.
New Car Pricing
Asking Price:
47844 - 61324
Starting MSRP:
50150
Category Avg Starting MSRP:
(Luxury Compact SUVs)
49635
Category Starting MSRP Range:
(Luxury Compact SUVs)
23800 - 79100
New Car Pricing
Asking Price:
52529 - 67035
Starting MSRP:
48975
Category Avg Starting MSRP:
(Luxury Midsize SUVs)
75104
Category Starting MSRP Range:
(Luxury Midsize SUVs)
48975 - 136200
Used Car Pricing
Avg Used Car Price:
44866
Price Range:
38644 - 55961
Category Avg Price:
(Luxury Compact SUVs)
51781
Category Avg Price Range:
(Luxury Compact SUVs)
25863 - 81247
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
Used Car Pricing
Avg Used Car Price:
56207
Price Range:
50178 - 62847
Category Avg Price:
(Luxury Midsize SUVs)
82207
Category Avg Price Range:
(Luxury Midsize SUVs)
50580 - 145833
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
5-year Depreciation
Depreciation $:
29171
Depreciation %:
0.5816731
Resale Value $:
20979
Residual Value %:
0.41832689999999995
Typical Category Depreciation %:
(Luxury Compact SUVs)
0.53712559
Category Depreciation Range:
(Luxury Compact SUVs)
0.38326835 - 0.59140478
5-year Depreciation
Depreciation $:
19058
Depreciation %:
0.38914453
Resale Value $:
29917
Residual Value %:
0.61085547
Typical Category Depreciation %:
(Luxury Midsize SUVs)
0.49798776
Category Depreciation Range:
(Luxury Midsize SUVs)
0.38914453 - 0.60966222
INFINITI QX55 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
7.3 / 10
Safety:
Not available
Lexus RX 350 Scores & Rankings
Overall Score:
8.4 / 10
Reliability:
8.4 / 10
Retained Value:
8.5 / 10
Safety:
8.4 / 10
iSeeCars Reliability Insights for INFINITI QX55
Avg Life Expectancy (years):
Typical Category Life Expectancy:
(Luxury Compact SUVs)
14.6
Category Life Expectancy Range:
(Luxury Compact SUVs)
12.0 - 16.3
Chance of Reaching 200k Miles for a New Car:
iSeeCars Reliability Insights for Lexus RX 350
Avg Life Expectancy (years):
16.8
Typical Category Life Expectancy:
(Luxury Midsize SUVs)
13.0
Category Life Expectancy Range:
(Luxury Midsize SUVs)
9.7 - 16.8
Chance of Reaching 200k Miles for a New Car:
0.335
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.76444533406365
Typical Category Recalls:
(Luxury Compact SUVs)
2.2
Category Range for Recalls:
(Luxury Compact SUVs)
0.8 - 54.4
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.6058349948310648
Typical Category Recalls:
(Luxury Midsize SUVs)
2.7
Category Range for Recalls:
(Luxury Midsize SUVs)
1.4 - 15.4
INFINITI QX55 Rankings
Ranking
2 out of / 28Ranking
5 out of / 28Ranking
10 out of / 68Ranking
10 out of / 28Ranking
17 out of / 27Ranking
18 out of / 28Ranking
19 out of / 28Ranking
19 out of / 28Ranking
21 out of / 68Ranking
23 out of / 68Ranking
23 out of / 28Ranking
30 out of / 64Ranking
47 out of / 68Ranking
48 out of / 68Ranking
50 out of / 68Ranking
52 out of / 68Lexus RX 350 Rankings
Ranking
1 out of / 68Ranking
1 out of / 27Ranking
1 out of / 27Ranking
1 out of / 25Ranking
1 out of / 25Ranking
1 out of / 1Ranking
3 out of / 68Ranking
3 out of / 27Ranking
4 out of / 68Ranking
5 out of / 5Ranking
12 out of / 27Ranking
15 out of / 27Ranking
16 out of / 27Ranking
19 out of / 27Ranking
21 out of / 27Ranking
24 out of / 64Ranking
24 out of / 27Ranking
27 out of / 27Ranking
28 out of / 68Ranking
34 out of / 68Ranking
34 out of / 68Ranking
36 out of / 68Ranking
41 out of / 68Ranking
41 out of / 68Ranking
65 out of / 68Available Body Styles
SUV
Available Body Styles
SUV
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
INFINITI QX55 Trim Levels
Essential, Luxe, Sensory
Lexus RX 350 Trim Levels
Base, F SPORT Design, F SPORT Handling, Luxury, Premium, Premium+
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 60000 miles
Warranty, Powertrain:
6 years / 70000 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
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
4 out of 5 Stars
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
4.38 out of 5 Stars
2025 NHTSA Overall Rating:
4 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
4 out of 5 Stars
2025 NHTSA Side Crash Overall Rating:
5 out of 5 Stars
2025 NHTSA Rollover Rating:
4 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
268 hp @ 5600 rpm
Torque:
280 foot-lbs @ 1600 rpm
Power-to-Weight Ratio (higher is better):
0.066 hp per pound
Towing capacity:
Not yet available
Base Drivetrain Specs
Horsepower:
275 hp @ 6000 rpm
Torque:
317 foot-lbs @ 1700 rpm
Power-to-Weight Ratio (higher is better):
0.066 hp per pound
Towing capacity:
Not yet available
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Continuously Variable Transmission (CVT Automatic)
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
22 / 28 / 25
Range (city/hwy):
352 / 448 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2.4 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
22 / 29 / 25
Range (city/hwy):
392 / 516 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Adaptive Cruise Control:
Standard
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Available
Roadside assistance:
Available
Air Suspension:
N/A
Automatic Parking:
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
Trailer Hitch:
N/A
Standard/Optional Features
Adaptive Cruise Control:
Standard
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Available
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Available
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Available
Roadside assistance:
Standard
Air Suspension:
N/A
Automatic Parking:
Available
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
Trailer Hitch:
Available
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
360-Degree Camera:
Available
Driver Attention Monitoring:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
Standard
360-Degree Camera:
N/A
Driver Attention Monitoring:
N/A
Interior Dimensions
Front Head Room:
39.9 inches
Front Leg Room:
39.6 inches
Front Shoulder Room:
57.9 inches
Rear Head Room:
36.9 inches
Rear Leg Room:
38.7 inches
Rear Shoulder Room:
57.1 inches
Cargo Space:
26.9 cubic feet
Cargo Space, 2nd-row seat folded down:
54.1 cubic feet
Overall Interior Volume:
127.1 cubic feet
Interior Dimensions
Front Head Room:
39.5 inches
Front Leg Room:
41.1 inches
Front Shoulder Room:
58.1 inches
Rear Head Room:
38.6 inches
Rear Leg Room:
37.4 inches
Rear Shoulder Room:
56.5 inches
Cargo Space:
29.6 cubic feet
Cargo Space, 2nd-row seat folded down:
46.2 cubic feet
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
4070 lbs
Width:
85.1 inches
Height:
63.8 inches
Length:
186.3 inches
Wheelbase:
110.2 inches
Ground Clearance:
8.6 inches
Exterior Dimensions
Curb Weight:
4155 lbs
Width:
75.6 inches
Height:
67.3 inches
Length:
192.5 inches
Wheelbase:
112.2 inches
Ground Clearance:
8.2 inches
Standard Wheel/Tire Information
Wheel Size:
20.0 x 8.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
P255/45R20
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
235/60R19
Exterior Colors
Black
Black Obsidian
Blue
Hermosa Blue
Gray
Graphite Shadow / Slate Gray
White
Radiant White
Green
Not available
Red
Not available
Silver
Not available
Exterior Colors
Black
Caviar
Blue
Nightfall Mica
Gray
Cloudburst Gray
White
Eminent White Pearl
Green
Nori Green Pearl
Red
Matador Red Mica
Silver
Iridium
Interior Colors
Black
Graphite
Gray
Stone
Brown
Not available
Interior Colors
Black
Black w/ Black Cascade Trim
Gray
Not available
Brown
Palamino w/ Black Cascade Trim
