Subaru Impreza WRX STi (2003 – 2005) vs Alfa Romeo 156 Sportwagon (2002 – 2005): specs compared

The Subaru Impreza WRX STi is the more powerful of the two, with up to 265 hp against 250 hp. It is quicker, reaching 100 km/h in 5.5 s against 6.3 s. The Alfa Romeo 156 Sportwagon has the higher top speed: 250 km/h against 244 km/h. The Subaru Impreza WRX STi uses less fuel, from 11.1 L/100 km against 12.3 L/100 km. It is the lighter car, from 1,425 kg against 1,460 kg.

Specification Subaru Impreza WRX STi Subaru Impreza WRX STi 2003 – 2005 Alfa Romeo 156 Sportwagon Alfa Romeo 156 Sportwagon 2002 – 2005
Overview
Origin Japan Italy
Documented years 2003 – 2005 2002 – 2005
Body style — Estate / wagon
Variants 1 2
Fuel Petrol Petrol
Drive AWD FWD
Gearbox Manual Automatic · Manual
Performance
Power 265 hp 250 hp
Torque 343 Nm 300 Nm
0–100 km/h 5.5 s 6.3 s
Top speed 244 km/h 249 – 250 km/h
Economy
Fuel economy 11.1 L/100 km 12.3 L/100 km
Dimensions
Length 4,415 mm 4,430 mm
Width 1,740 mm 1,765 mm
Height 1,435 mm 1,412 mm
Wheelbase 2,525 mm 2,596 mm
Curb weight 1,425 kg 1,460 kg

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

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