Comparison of Hummer H1 I 6.6 TD V8 4x4 Automatic and Hummer H1 I 6.5 TD V8 4x4 Automatic

Attribute	Hummer H1 I 6.6 TD V8 4x4 Automatic ×	Hummer H1 I 6.5 TD V8 4x4 Automatic ×
General
Make	Hummer	Hummer
Model	H1	H1
Generation	H1 I	H1 I
Modification	6.6 TD V8 4x4 Automatic	6.5 TD V8 4x4 Automatic
Website	https://en.wikipedia.org/wiki/Hummer	https://en.wikipedia.org/wiki/Hummer
Number of doors	4	4
Number of seats	4	4
Body type	Off-road vehicle	Off-road vehicle
Transmission	automatic	automatic
Number of gears	5	4
Production from (year)	2005	2003
Production to (year)	2006	2004
Performance
Top speed (km/h)	-	134
Acceleration 0-100 km/h (s)	14.1	-
Drive
Drive	All wheel drive (4x4)	All wheel drive (4x4)
Position of engine	Front,ongitudinal	Front,ongitudinal
Fuel	Diesel	Diesel
Max. power (hp)	305	208
Max. torque (Nm)	705	597
Fuel Engine
Number of cylinders	8	8
Cylinders arrangement	V engine	V engine
Valves per cylinder	2	2
Engine displacement (cm³)	6,599	6,466
Compression ratio	17.5	20.2
Max. power @ rpm (rpm)	3,000	3,400
Max. torque @ rpm (rpm)	1,500	1,800
Cylinder bore (mm)	103	103
Piston stroke (mm)	99	97
Fuel system	Diesel Commonrail	Diesel - Standard diesel injection (SDI)
Valve control	Ohv	-
Turbine	Turbocharger	Turbocharger
Fuel tank (l)	112	-
Chassis
Front brakes	Ventilated discs	Ventilated discs
Rear brakes	Ventilated discs	Ventilated discs
Turning radius (m)	16.2	15.2
Dimensions
Length (mm)	4,686	4,686
Width (mm)	2,197	2,197
Height (mm)	1,905	1,905
Wheelbase (mm)	3,302	3,302
Kerb weight (kg)	3,680	3,428
Gross weight (kg)	4,672	4,672
Front track (mm)	1,819	1,819
Rear track (mm)	1,819	1,819
Ride height (mm)	406	406
Drag coefficient (Cd)	0.7	0.7