Mercedes-Benz C-Class vs Vauxhall Insignia Grand Sport Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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Specs

2025 Mercedes-Benz C-Class
1.5 C200 AMG Line Estate 5d
2024 Vauxhall Insignia Grand Sport
1.5 Turbo D Design
Powertrain 9-speed Automatic 6-speed Manual
Drivetrain
RWD
FWD
Fuel economy, city -- --
Fuel economy, motorway -- --
Fuel tank volume 250 L 235 L
Engine
Fuel type
Petrol
Diesel
Power
150 kW
89 kW
Torque
407 N-m @ 4,000 RPM
407 N-m @ 2,500 RPM
Cylinders
4 cylinders
3 cylinders
Engine size
1,496 cc
1,496 cc
Interior
Maximum seating 5 seats 5 seats
Front legroom -- --
Rear legroom -- --
Exterior
Length 120.68 m 124.61 m
Width 51.64 m 53.16 m
Height 36.96 m 36.96 m
Wheelbase 72.77 m 71.86 m

Available Options

2025 Mercedes-Benz C-Class
1.5 C200 AMG Line Estate 5d
2024 Vauxhall Insignia Grand Sport
1.5 Turbo D Design

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