Compare Infiniti QX55 vs Lexus RX

Overview

Engine
2.0L Turbo Inline-4 Gas
Engine
3.5L V6 Gas
Transmission
Continuously Variable Automatic (CVT)
Transmission
8-Speed Automatic
Drivetrain
All-Wheel Drive
Drivetrain
Front-Wheel Drive
Fuel Economy
City: 22 MPG
Hwy: 28 MPG
Fuel Economy
City: 20 MPG
Hwy: 27 MPG
Fuel Tank Capacity
16 gallons
Fuel Tank Capacity
19.2 gallons
Seating Capacity
5 seater
Seating Capacity
5 seater

Photos

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26
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Performance Specs

Engine and Transmission

Engine
2.0L Turbo Inline-4 Gas
3.5L V6 Gas
Horsepower
268 hp @ 5600 rpm
295 hp @ 6300 rpm
Torque
280 lb-ft @ 1600 rpm
267 lb-ft @ 4700 rpm
Transmission
Continuously Variable Automatic (CVT)
8-Speed Automatic
Drivetrain
All-Wheel Drive
Front-Wheel Drive

Weight and Towing

Curb Weight
4,015 lbs
4,222 lbs
Maximum Towing Capacity
N/A
3,500 lbs

Fuel and MPG

Fuel Economy

Combined
25 MPG
23 MPG
City
22 MPG
20 MPG
Highway
28 MPG
27 MPG

Emissions

CO2 Emissions @ 15K mi/year
7.0 Tons/yr
7.8 Tons/yr

Fuel Tank

Fuel Tank Capacity
16 gallons
19.2 gallons
Cruising Range City
352 miles
384 miles
Cruising Range Highway
448 miles
518.4 miles

Dimensions and Measurement

Exterior Dimensions

Length
186.3 in
192.5 in
Height
63.8 in
67.7 in
Max Width
74.9 in
74.6 in
Front Width
64.4 in
64.4 in
Rear Width
63.8 in
64 in
Wheelbase
110.2 in
109.8 in
Ground Clearance
8.6 in
N/A

Interior Space

Seating Capacity
5 seater
5 seater
Front Seat Leg Room
39.6 in
44.1 in
Front Seat Headroom
39.9 in
39.4 in
Front Seat Shoulder Room
57.9 in
57.8 in
Front Seat Hip Room
55.6 in
56.6 in
Rear Seat Leg Room
38.7 in
38 in
Rear Seat Headroom
36.9 in
39.1 in
Rear Seat Shoulder Room
57.1 in
57.6 in
Rear Seat Hip Room
53.8 in
56.1 in

Cargo Space

Cargo Volume to Seat 1
54.1 ft³
32.6 ft³
Cargo Volume to Seat 2
26.9 ft³
16 ft³
Cargo Volume to Seat 3
26.9 ft³
16 ft³

Wheels and Suspension

Steering

Steering Type
Rack-Pinion
Rack-Pinion
Turning Diameter
36.4 ft
45.2 ft

Wheels

Wheels Type
Aluminum Wheels
Aluminum Wheels
Front Wheel Size
20" x 8.5"
18" x 8"
Rear Wheel Size
20" x 8.5"
18" x 8"

Suspension

Front Suspension
Strut
Strut
Rear Suspension
Multi-Link
Double Wishbone

Tires

Front Tire
P255/45VR20
P235/65VR18
Rear Tire
P255/45VR20
P235/65VR18
Spare Tire
N/A
Compact

Colors and Materials

Standard Exterior Colors

  • Black Obsidian
  • Graphite Shadow
  • Hermosa Blue
  • Liquid Platinum
  • Majestic White
  • Mineral Black
  • Slate Gray
  • Atomic Silver
  • Caviar
  • Eminent White Pearl
  • Matador Red Mica
  • Moonbeam Beige Metallic
  • Nebula Gray Pearl
  • Nightfall Mica
  • Nori Green Pearl
  • Obsidian

Standard Interior Materials

  • Graphite, Leatherette Seat Trim
  • Stone, Leatherette Seat Trim
  • Birch, NuLuxe Seat Trim
  • Birch, NuLuxe Seat Trim
  • Birch, Semi-Aniline Leather Seat Trim
  • Black, NuLuxe Seat Trim
  • Black, NuLuxe Seat Trim
  • Black, Semi-Aniline Leather Seat Trim
  • Glazed Caramel, NuLuxe Seat Trim
  • Glazed Caramel, Semi-Aniline Leather Seat Trim
  • Parchment, NuLuxe Seat Trim
  • Parchment, NuLuxe Seat Trim
  • Parchment, Semi-Aniline Leather Seat Trim

Features and Options

Infotainment

HD Radio
Standard
Standard
Bluetooth Connection
Standard
Standard
Premium Sound System
Not Available
Optional
Satellite Radio
Standard
Standard
Smart Device Integration
Standard
Standard
WiFi Hotspot
Standard
Standard
Auxiliary Audio Input
Standard
Standard
MP3 Player
Standard
Standard

Interior Trim

Bucket Seats
Standard
Standard
Cloth Seats
Standard
Standard
Leather Seats
Standard
Standard
Leather Steering Wheel
Standard
Standard
Premium Synthetic Seats
Standard
Standard
Vinyl Seats
Standard
Standard
Woodgrain Interior Trim
Not Available
Optional
Sun/Moonroof
Standard
Optional

Comfort

Head-Up Display
Not Available
Optional
Navigation System
Not Available
Optional
Steering Wheel Audio Controls
Standard
Standard
Power Liftgate
Standard
Standard
Power Mirror(s)
Standard
Standard
A/C
Standard
Standard
Adaptive Cruise Control
Not Available
Standard
Climate Control
Standard
Standard
Cooled Front Seat(s)
Not Available
Optional
Cruise Control
Standard
Standard
Hands-Free Liftgate
Not Available
Optional
Heated Front Seat(s)
Standard
Optional
Heated Rear Seat(s)
Not Available
Optional
Heated Steering Wheel
Not Available
Optional
Keyless Entry
Standard
Standard
Multi-Zone A/C
Standard
Standard
Power Driver Seat
Standard
Standard
Power Passenger Seat
Standard
Standard
Remote Engine Start
Standard
Standard
Remote Trunk Release
Standard
Standard
Seat Memory
Not Available
Optional
Universal Garage Door Opener
Standard
Standard
Keyless Start
Standard
Standard
Telematics
Standard
Standard

Safety

Safety Features

Back-Up Camera
Standard
Standard
Cross-Traffic Alert
Not Available
Standard
Rear Parking Aid
Standard
Optional
Blind Spot Monitor
Standard
Standard
Lane Departure Warning
Standard
Standard
Lane Keeping Assist
Not Available
Standard
ABS
Standard
Standard
Tire Pressure Monitor
Standard
Standard
Brake Assist
Standard
Standard
Stability Control
Standard
Standard
Traction Control
Standard
Standard

US NHTSA crash test result

Frontal Barrier Crash Rating
N/A
Side Crash Rating
N/A
Rollover Rating
N/A

Airbags

Driver Air Bag
Standard
Standard
Front Head Air Bag
Standard
Standard
Front Side Air Bag
Standard
Standard
Knee Air Bag
Standard
Standard
Passenger Air Bag
Standard
Standard
Rear Head Air Bag
Standard
Standard
Rear Side Air Bag
Standard
Standard

Warranty

Warranty Summary

Basic
4 Years / 60,000 Miles
4 Years / 50,000 Miles
Corrosion
7 Years / Unlimited Miles
6 Years / Unlimited Miles
Drivetrain
6 Years / 70,000 Miles
6 Years / 70,000 Miles
Roadside Assistance
4 Years / Unlimited Miles
4 Years / Unlimited Miles
Maintenance
N/A
1 Years / 10,000 Miles
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