Compare 2008 Acura MDX vs 2008 INFINITI FX45

2008 Acura MDX
2008 INFINITI FX45
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Select style
4WD 4-Door
Style MPG City MPG Hwy Invoice MSRP
4WD 4-Door 15 20 $36,530 $40,195
4WD 4-Door Tech Pkg 15 20 $39,704 $43,695
4WD 4-Door Tech/Pwr Tail Gate 15 20 $40,203 $44,245
4WD 4-Door Sport Pkg 15 20 $41,608 $45,795
4WD 4-Door Tech/Entertainment Pkg 15 20 $41,699 $45,895
4WD 4-Door Sport/Pwr Tail Gate 15 20 $42,107 $46,345
4WD 4-Door Sport/Entertainment Pkg 15 20 $43,603 $47,995
Select style
AWD 4-Door
Style MPG City MPG Hwy Invoice MSRP
AWD 4-Door 13 17 $46,026 $50,100
Pricing
Invoice Price
$36,530
$46,026
Manufacturer Suggested Retail Price
$40,195
$50,100
Monthly Payment Estimate
$670 / month
$835 / month
The Car Connection's Take
TCC Rating
8.8
TCC’s Bottom Line
The 2008 Acura MDX has a little more passion than most larger SUVs, with no less practicality.
TCC Likes
TCC Dislikes
Fuel Economy
City
15 mpg 13 mpg
Highway
20 mpg 17 mpg
Vehicle
EPA Classification
4WD Sport Utility Vehicle 4WD Sport Utility
Interior Dimensions
Passenger Capacity
7 5
Third Hip Room (in)
42.9 -
Second Shoulder Room (in)
61.5 57.4
Front Leg Room (in)
41.2 43.9
Third Head Room (in)
35.7 -
Front Hip Room (in)
59.0 54.3
Third Shoulder Room (in)
57.1 -
Second Leg Room (in)
38.7 35.2
Front Head Room (in)
39.2 39.6
Passenger Volume (ft³)
142.2 103.1
Second Hip Room (in)
59.1 55.0
Front Shoulder Room (in)
61.6 56.9
Third Leg Room (in)
29.1 -
Second Head Room (in)
38.6 39.3
Exterior Dimensions
Track Width, Front (in)
67.7 62.7
Min Ground Clearance (in)
8.2 7.6
Length, Overall (in)
190.7 189.1
Rear Door Opening Width (in)
- TBD - - TBD -
Height, Overall (in)
68.2 65.0
Liftover Height (in)
- TBD - 30.6
Track Width, Rear (in)
67.5 64.6
Wheelbase (in)
104.3 112.2
Rear Door Opening Height (in)
- TBD - - TBD -
Width, Max w/o mirrors (in)
78.5 75.8
Cargo Area Dimensions
Cargo Box (Area) Height (in)
- TBD - - TBD -
Cargo Area Length @ Floor to Seat 1 (in)
- TBD - - TBD -
Cargo Volume to Seat 1 (ft³)
83.5 64.5
Cargo Area Length @ Floor to Seat 3 (in)
- TBD - NA
Cargo Volume to Seat 3 (ft³)
15.0 NA
Cargo Box Width @ Wheelhousings (in)
- TBD - - TBD -
Cargo Area Length @ Floor to Seat 2 (in)
- TBD - - TBD -
Cargo Volume to Seat 2 (ft³)
42.9 27.4
Cargo Area Width @ Beltline (in)
- TBD - - TBD -
Brakes
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
13.2 x - TBD - 12.1 x 0.6
Brake Type
Pwr Pwr
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
13.0 x - TBD - 12.6 x 1.3
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
21.0 23.8
Steering
Turning Diameter - Curb to Curb (ft)
37.6 40.4
Steering Type
Variable Pwr Pwr Rack & Pinion
Lock to Lock Turns (Steering)
3.29 2.7
Turning Diameter - Wall to Wall (ft)
- TBD - - TBD -
Steering Ratio (:1), Overall
17.0 16.9
Tires
Spare Tire Size
T165/80D17 T175/90D18
Front Tire Order Code
NA - TBD -
Spare Tire Order Code
NA - TBD -
Rear Tire Size
P255/55HR18 P265/50R20
Rear Tire Order Code
NA - TBD -
Front Tire Size
P255/55HR18 P265/50R20
Trailering
Wt Distributing Hitch - Max Trailer Wt. (lbs)
NA NA
Dead Weight Hitch - Max Tongue Wt. (lbs)
500 350
Wt Distributing Hitch - Max Tongue Wt. (lbs)
NA NA
Dead Weight Hitch - Max Trailer Wt. (lbs)
5000 3500
Weight Information
Base Curb Weight (lbs)
4548 4488
Wheels
Rear Wheel Material
Alloy Aluminum
Rear Wheel Size (in)
18 x 8 20 x 8.0
Front Wheel Material
Alloy Aluminum
Spare Wheel Material
- TBD - Steel
Front Wheel Size (in)
18 x 8 20 x 8.0
Spare Wheel Size (in)
Compact 18 x - TBD -
Cooling System
Total Cooling System Capacity (qts)
9.7 10.6
Electrical
Maximum Alternator Capacity (amps)
130 110
Cold Cranking Amps @ 0° F (Primary)
610 - TBD -
Engine
Fuel System
PGM-FI SMPI
SAE Net Torque @ RPM
275 @ 5000 335 @ 4000
Engine Order Code
NA NA
Displacement
3.7L/224 4.5L/274
SAE Net Horsepower @ RPM
300 @ 6000 320 @ 6400
Engine Type
Gas V6 Gas V8
Mileage
EPA Fuel Economy Est - Hwy (MPG)
20 17
EPA Fuel Economy Est - City (MPG)
15 13
Transmission
Final Drive Axle Ratio (:1)
4.53 3.69
Fourth Gear Ratio (:1)
0.77 1.00
Trans Description Cont.
Automatic w/OD Automatic w/OD
Sixth Gear Ratio (:1)
NA NA
First Gear Ratio (:1)
2.70 3.83
Clutch Size (in)
NA NA
Third Gear Ratio (:1)
1.07 1.53
Trans Type
5 5
Fifth Gear Ratio (:1)
0.54 0.83
Trans Description Cont. Again
NA NA
Drivetrain
4 Wheel Drive All Wheel Drive
Reverse Ratio (:1)
1.89 2.61
Second Gear Ratio (:1)
1.61 2.37
Trans Order Code
NA - TBD -
Summary
Body Style
4 Door 4 Door SUV
Vehicle Name
Acura MDX Infiniti FX45
Suspension
Suspension Type - Rear
Independent Independent Multi-Link
Suspension Type - Rear (Cont.)
Multilink w/Stabilizer Bar
Shock Absorber Diameter - Rear (mm)
- TBD - - TBD -
Suspension Type - Front
Independent Independent Strut
Stabilizer Bar Diameter - Rear (in)
0.95 0.95
Suspension Type - Front (Cont.)
MacPherson strut w/Stabilizer Bar
Shock Absorber Diameter - Front (mm)
- TBD - - TBD -
Stabilizer Bar Diameter - Front (in)
0.91 1.02

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