Compare 2009 INFINITI M45 vs 2009 Pontiac G8

2009 INFINITI M45
2009 Pontiac G8
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45 4-Door Sedan RWD
Style MPG City MPG Hwy Invoice MSRP
35 4-Door Sedan RWD 17 25 $42,286 $45,800
35 4-Door Sedan AWD 16 22 $44,267 $47,950
45 4-Door Sedan RWD 16 21 $48,136 $52,150
45 4-Door Sedan AWD 14 20 $50,439 $54,650
Select style
4-Door Sedan
Style MPG City MPG Hwy Invoice MSRP
4-Door Sedan 17 25 $26,978 $28,250
4-Door Sedan GT 15 24 $30,326 $31,755
4-Door Sedan GXP 13 20 $35,917 $37,610
Pricing
Invoice Price
$48,136
$26,978
Manufacturer Suggested Retail Price
$52,150
$28,250
Monthly Payment Estimate
$869 / month
$471 / month
The Car Connection's Take
TCC Rating
8.4
TCC’s Bottom Line
The G8 gives Pontiac real sport-sedan credentials and hits the mark with only minor faults.
TCC Likes
TCC Dislikes
Fuel Economy
City
16 mpg 17 mpg
Highway
21 mpg 25 mpg
Vehicle
EPA Classification
4-door Large Car Large Sedan
Interior Dimensions
Second Leg Room (in)
37.3 39.4
Front Head Room (in)
39.6 38.7
Second Hip Room (in)
53.9 58.0
Front Shoulder Room (in)
58.2 59.1
Passenger Capacity
5 5
Second Head Room (in)
37.8 38.0
Second Shoulder Room (in)
56.9 59.1
Front Leg Room (in)
44.2 42.2
Front Hip Room (in)
55.1 56.7
Passenger Volume (ft³)
105.2 107.0
Exterior Dimensions
Liftover Height (in)
28.0 - TBD -
Width, Max w/o mirrors (in)
71.1 74.8
Track Width, Front (in)
60.5 62.7
Min Ground Clearance (in)
- TBD - - TBD -
Length, Overall (in)
194.1 196.1
Height, Overall (in)
59.4 57.7
Track Width, Rear (in)
61 63.3
Wheelbase (in)
114.2 114.8
Cargo Area Dimensions
Trunk Volume (ft³)
14.9 17.5
Brakes
Front Brake Rotor Diam x Thickness (in)
12.6 x 1.1 11.73 x - TBD -
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
12.1 x 0.6 11.89 x - TBD -
Brake Type
Pwr Pwr
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Fuel Tank
Fuel Tank Capacity, Approx (gal)
20 19.0
Steering
Turning Diameter - Wall to Wall (ft)
39.0 - TBD -
Steering Ratio (:1), Overall
16.4 - TBD -
Turning Diameter - Curb to Curb (ft)
36.7 37.4
Steering Type
Pwr Rack & Pinion Pwr Rack & Pinion
Lock to Lock Turns (Steering)
3.0 2.8
Tires
Rear Tire Size
P245/45VR18 P245/45R18
Rear Tire Order Code
NA R1L
Front Tire Size
P245/45VR18 P245/45R18
Spare Tire Size
T145/80D17 Compact
Front Tire Order Code
NA R1L
Spare Tire Order Code
NA NA
Trailering
Dead Weight Hitch - Max Tongue Wt. (lbs)
NA 200
Wt Distributing Hitch - Max Tongue Wt. (lbs)
NA NA
Dead Weight Hitch - Max Trailer Wt. (lbs)
NA 2000
Wt Distributing Hitch - Max Trailer Wt. (lbs)
NA NA
Weight Information
Base Curb Weight (lbs)
3990 3885
Wheels
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
Steel Steel
Front Wheel Size (in)
18 x 8.0 18 x 8
Spare Wheel Size (in)
17 x - TBD - - TBD -
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
18 x 8.0 18 x 8
Cooling System
Total Cooling System Capacity (qts)
10.2 w/0.9 Reserve 10.8
Electrical
Cold Cranking Amps @ 0° F (Primary)
- TBD - - TBD -
Maximum Alternator Capacity (amps)
150 - TBD -
Engine
Displacement
4.5L/274 3.6L/217
SAE Net Horsepower @ RPM
325 @ 6400 256 @ 6300
Engine Type
Gas V8 Gas V6
Fuel System
SMPI SFI
SAE Net Torque @ RPM
336 @ 4000 248 @ 2100
Engine Order Code
NA LY7
Mileage
EPA Fuel Economy Est - City (MPG)
16 17
Fuel Economy Est-Combined (MPG)
18 20
EPA Fuel Economy Est - Hwy (MPG)
21 25
Transmission
Trans Type
5 5
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Fifth Gear Ratio (:1)
0.83 0.75
Trans Description Cont. Again
NA NA
Reverse Ratio (:1)
2.61 3.02
Second Gear Ratio (:1)
2.37 2.21
Trans Order Code
NA M82
Final Drive Axle Ratio (:1)
3.36 2.92
Fourth Gear Ratio (:1)
1.0 1.00
Trans Description Cont.
Automatic Automatic w/OD
Sixth Gear Ratio (:1)
NA NA
First Gear Ratio (:1)
3.83 3.42
Clutch Size (in)
NA NA
Third Gear Ratio (:1)
1.52 1.60
Summary
Body Style
4-door Sedan 4 Door Sedan
Vehicle Name
Infiniti M45 Pontiac G8
Suspension
Stabilizer Bar Diameter - Rear (in)
- TBD - - TBD -
Suspension Type - Front (Cont.)
w/Stabilizer Bar MacPherson strut
Shock Absorber Diameter - Front (mm)
- TBD - - TBD -
Stabilizer Bar Diameter - Front (in)
- TBD - - TBD -
Suspension Type - Rear
Independent Multi-Link Performance
Suspension Type - Rear (Cont.)
w/Stabilizer Bar 4-link independent
Shock Absorber Diameter - Rear (mm)
- TBD - - TBD -
Suspension Type - Front
Independent Double Wishbone Performance
Emissions
EPA Greenhouse Gas Score
4 5

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