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2008 Chevrolet Avalanche vs 2008 Chevrolet Trailblazer

Published figures side by side. Rows where our sources have no value for a vehicle read “Not available”. Configurations differ within a model year, so ranges are shown where they apply.

Specification comparison
Specification2008 Chevrolet Avalanche2008 Chevrolet Trailblazer
Engine
EngineVaries by configuration: 5.3L 8-cylinder, 5.3L 8-cylinder (390-540), 6.0L 8-cylinderVaries by configuration: 4.2L 6-cylinder, 5.3L 8-cylinder, 6.0L 8-cylinder
Displacement5.3 L to 6.0 L4.2 L to 6.0 L
Cylinders86 to 8
Fuel typeVaries by configuration: Gasoline, Flex fuelGasoline
Transmission and drivetrain
TransmissionAutomaticAutomatic
Gears44
DrivetrainVaries by configuration: RWD, AWDVaries by configuration: RWD, AWD
Fuel economy and range
Combined16 mpg (14.7 L/100 km) to 14 mpg (16.8 L/100 km)17 mpg (13.8 L/100 km) to 13 mpg (18.1 L/100 km)
City14 mpg (16.8 L/100 km) to 12 mpg (19.6 L/100 km)14 mpg (16.8 L/100 km) to 12 mpg (19.6 L/100 km)
Highway20 mpg (11.8 L/100 km) to 17 mpg (13.8 L/100 km)20 mpg (11.8 L/100 km) to 16 mpg (14.7 L/100 km)