Compare Acura MDX vs Infiniti QX55

Overview

Engine
3.5L V6 Gas
Engine
2.0L Turbo Inline-4 Gas
Transmission
10-Speed Automatic
Transmission
Continuously Variable Automatic (CVT)
Drivetrain
All-Wheel Drive
Drivetrain
All-Wheel Drive
Fuel Economy
City: 19 MPG
Hwy: 25 MPG
Fuel Economy
City: 22 MPG
Hwy: 28 MPG
Fuel Tank Capacity
18.5 gallons
Fuel Tank Capacity
16 gallons
Seating Capacity
7 seater
Seating Capacity
5 seater

Photos

60
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34
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Performance Specs

Engine and Transmission

Engine
3.5L V6 Gas
2.0L Turbo Inline-4 Gas
Horsepower
290 hp @ 6200 rpm
268 hp @ 5600 rpm
Torque
267 lb-ft @ 4700 rpm
280 lb-ft @ 1600 rpm
Transmission
10-Speed Automatic
Continuously Variable Automatic (CVT)
Drivetrain
All-Wheel Drive
All-Wheel Drive

Weight and Towing

Curb Weight
4,534 lbs
4,015 lbs
Maximum Towing Capacity
5,000 lbs
N/A

Fuel and MPG

Fuel Economy

Combined
21 MPG
25 MPG
City
19 MPG
22 MPG
Highway
25 MPG
28 MPG

Emissions

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

Fuel Tank

Fuel Tank Capacity
18.5 gallons
16 gallons
Cruising Range City
351.5 miles
352 miles
Cruising Range Highway
462.5 miles
448 miles

Dimensions and Measurement

Exterior Dimensions

Length
198.4 in
186.3 in
Height
67.1 in
63.8 in
Max Width
78.7 in
74.9 in
Front Width
67.7 in
64.4 in
Rear Width
67.7 in
63.8 in
Wheelbase
113.8 in
110.2 in
Ground Clearance
N/A
8.6 in

Interior Space

Seating Capacity
7 seater
5 seater
Front Seat Leg Room
41.6 in
39.6 in
Front Seat Headroom
38.5 in
39.9 in
Front Seat Shoulder Room
61.9 in
57.9 in
Front Seat Hip Room
59.3 in
55.6 in
Rear Seat Leg Room
38.5 in
38.7 in
Rear Seat Headroom
38.1 in
36.9 in
Rear Seat Shoulder Room
60.3 in
57.1 in
Rear Seat Hip Room
57.8 in
53.8 in
Third Row Leg Room
29 in
N/A
Third Row Headroom
36.2 in
N/A
Third Row Shoulder Room
55.1 in
N/A
Third Row Hip Room
40.6 in
N/A

Cargo Space

Cargo Volume to Seat 1
95 ft³
54.1 ft³
Cargo Volume to Seat 2
48.4 ft³
26.9 ft³
Cargo Volume to Seat 3
18.1 ft³
26.9 ft³

Wheels and Suspension

Steering

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

Wheels

Wheels Type
Aluminum Wheels
Aluminum Wheels
Front Wheel Size
20" x 9"
20" x 8.5"
Rear Wheel Size
20" x 9"
20" x 8.5"

Suspension

Front Suspension
Double Wishbone
Strut
Rear Suspension
Multi-Link
Multi-Link

Tires

Front Tire
P255/50HR20
P255/45VR20
Rear Tire
P255/50HR20
P255/45VR20
Spare Tire
Compact
N/A

Colors and Materials

Standard Exterior Colors

Lunar Silver Metallic
  • Black Obsidian
  • Graphite Shadow
  • Hermosa Blue
  • Liquid Platinum
  • Majestic White
  • Mineral Black
  • Slate Gray

Optional Exterior Colors

  • Apex Blue Pearl
  • Apex Blue Pearl
  • Liquid Carbon Metallic
  • Liquid Carbon Metallic
  • Majestic Black Pearl
  • Majestic Black Pearl
  • Performance Red Pearl
  • Platinum White Pearl
  • Platinum White Pearl
N/A

Standard Interior Materials

  • Ebony, Perforated Milano Leather & Ultrasuede
  • Red, Perforated Milano Leather & Ultrasuede
  • Graphite, Leatherette Seat Trim
  • Stone, Leatherette Seat Trim

Features and Options

Infotainment

HD Radio
Standard
Standard
Bluetooth Connection
Standard
Standard
Hard Disk Drive Media Storage
Standard
Not Available
Premium Sound System
Standard
Not Available
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
Sun/Moonroof
Standard
Standard

Comfort

Navigation System
Standard
Not Available
Steering Wheel Audio Controls
Standard
Standard
Power Liftgate
Standard
Standard
Power Mirror(s)
Standard
Standard
A/C
Standard
Standard
Adaptive Cruise Control
Standard
Not Available
Climate Control
Standard
Standard
Cooled Front Seat(s)
Standard
Not Available
Cruise Control
Standard
Standard
Heated Front Seat(s)
Standard
Standard
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
Standard
Not Available
Universal Garage Door Opener
Standard
Standard
Rear A/C
Standard
Not Available
Keyless Start
Standard
Standard
Telematics
Standard
Standard

Safety

Safety Features

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

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
Not Available
Standard

Warranty

Warranty Summary

Basic
4 Years / 50,000 Miles
4 Years / 60,000 Miles
Corrosion
5 Years / Unlimited Miles
7 Years / Unlimited Miles
Drivetrain
6 Years / 70,000 Miles
6 Years / 70,000 Miles
Roadside Assistance
4 Years / 50,000 Miles
4 Years / Unlimited Miles
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