Cadillac STS (2007 – 2010) vs Pontiac G8 (2007 – 2009): specs compared

The Pontiac G8 is the more powerful of the two, with up to 370 hp against 325 hp. It is the lighter car, from 1,762 kg against 1,787 kg.

Specification Cadillac STS Cadillac STS 2007 – 2010 Pontiac G8 Pontiac G8 2007 – 2009
Overview
Origin United States United States
Documented years 2007 – 2010 2007 – 2009
Body style — —
Variants 2 2
Fuel Petrol Petrol
Drive RWD RWD
Gearbox Automatic Automatic
Performance
Power 306 – 325 hp 261 – 370 hp
Torque 369 – 427 Nm 339 – 530 Nm
0–100 km/h 6.2 – 7.4 s —
Top speed 229 – 249 km/h —
Economy
Fuel economy 12.4 L/100 km —
Dimensions
Length 4,986 mm 4,981 mm
Width 1,844 mm 1,900 mm
Height 1,463 mm 1,466 mm
Wheelbase 2,957 mm 2,916 mm
Curb weight 1,787 kg 1,762 – 1,812 kg

Ranges cover all variants of each car. The highlight marks the best version per row.

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