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 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
Second Leg Room (in)
37.3 39.4
Front Head Room (in)
39.6 38.7
Exterior Dimensions
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
Liftover Height (in)
28.0 - TBD -
Width, Max w/o mirrors (in)
71.1 74.8
Track Width, Front (in)
60.5 62.7
Cargo Area Dimensions
Trunk Volume (ft³)
14.9 17.5
Brakes
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
Front Brake Rotor Diam x Thickness (in)
12.6 x 1.1 11.73 x - TBD -
Fuel Tank
Fuel Tank Capacity, Approx (gal)
20 19.0
Steering
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
Turning Diameter - Wall to Wall (ft)
39.0 - TBD -
Tires
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
Rear Tire Size
P245/45VR18 P245/45R18
Trailering
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
Dead Weight Hitch - Max Tongue Wt. (lbs)
NA 200
Weight Information
Base Curb Weight (lbs)
3990 3885
Wheels
Spare Wheel Size (in)
17 x - TBD - - TBD -
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
18 x 8.0 18 x 8
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
Steel Steel
Front 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
Maximum Alternator Capacity (amps)
150 - TBD -
Cold Cranking Amps @ 0° F (Primary)
- TBD - - TBD -
Engine
Engine Type
Gas V8 Gas V6
Fuel System
SMPI SFI
SAE Net Torque @ RPM
336 @ 4000 248 @ 2100
Engine Order Code
NA LY7
Displacement
4.5L/274 3.6L/217
SAE Net Horsepower @ RPM
325 @ 6400 256 @ 6300
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
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
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
Summary
Body Style
4-door Sedan 4 Door Sedan
Vehicle Name
Infiniti M45 Pontiac G8
Suspension
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
Stabilizer Bar Diameter - Rear (in)
- TBD - - TBD -
Suspension Type - Front (Cont.)
w/Stabilizer Bar MacPherson strut
Emissions
EPA Greenhouse Gas Score
4 5

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