Opel Monza (1983 – 1987) vs Alfa Romeo 6 (1983 – 1986): specs compared

The Opel Monza is the more powerful of the two, with up to 180 hp against 158 hp. It is quicker, reaching 100 km/h in 8.5 s against 10.5 s. It has the higher top speed: 215 km/h against 195 km/h. It uses less fuel, from 10.3 L/100 km against 11.3 L/100 km. It is the lighter car, from 1,370 kg against 1,470 kg.

Specification Opel Monza Opel Monza 1983 – 1987 Alfa Romeo 6 Alfa Romeo 6 1983 – 1986
Overview
Origin Germany Italy
Documented years 1983 – 1987 1983 – 1986
Body style — —
Variants 1 1
Fuel Petrol Petrol
Drive RWD RWD
Gearbox Manual Manual
Performance
Power 180 hp 158 hp
Torque 248 Nm 218 Nm
0–100 km/h 8.5 s 10.5 s
Top speed 215 km/h 195 km/h
Economy
Fuel economy 10.3 L/100 km 11.3 L/100 km
Dimensions
Length 4,719 mm 4,760 mm
Width 1,720 mm 1,679 mm
Height 1,379 mm 1,420 mm
Wheelbase 2,670 mm 2,598 mm
Curb weight 1,370 kg 1,470 kg

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

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