The Comparative Analysis :
Opel Insignia Grand Sport 1.5 DI Turbo Automatic (17 - 20) vs. BMW 420i Gran Coupé xDrive Steptronic (16 - 17)
€ 31,700

€ 42,200

€ 31,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 42,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Opel Insignia Grand Sport 1.5 DI Turbo is considerably bigger in every dimension. It's 25.9 cm longer, 3.8 cm wider and 5.1 cm taller than the BMW 420i Gran Coupé.
Opel Insignia Grand Sport 1.5 DI Turbo
BMW 420i Gran Coupé
1455
1863
2093
1404
1825
2017
1863 mm
Width
1825 mm
2093 mm
Width Incl. Mirrors
2017 mm
1455 mm
Height
1404 mm
2829
4897
2810
4638
4897 mm
Length
4638 mm
2829 mm
Wheelbase
2810 mm
Vehicle Weight
Opel Insignia Grand Sport 1.5 DI Turbo
BMW 420i Gran Coupé
1472 kg
Kerb Weight
1690 kg
2040 kg
Gross Vehicle
Weight
Weight
2175 kg

Weight Difference:
218 kg
12.9 %

General
Opel Insignia Grand Sport 1.5 DI Turbo
BMW 420i Gran Coupé
Z-B
Generation
F36
Hatchback
Car Body Style
Hatchback
Unleaded (95 RON)
Fuel Type
Super Unleaded (98 RON)

Front-wheel drive
Drive
Permanent all-wheel drive

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Opel Insignia Grand Sport 1.5 DI Turbo
BMW 420i Gran Coupé
Straight-four petrol engine with turbocharger
Engine Type
Straight-four petrol engine with turbocharger
Engine Series
BMW B48
Engine Code
B48-B20

4
Valves
4
4
Cylinders
4
1490 CC
Engine Capacity
1997 CC
163 bhp
at 5600 rpm
Power
181 bhp
at 5000 rpm
Opel Insignia Grand Sport 1.5 DI Turbo
163 bhp
181 bhp
BMW 420i Gran Coupé
250 NM
at 2000 rpm
Max. Torque
270 NM
at 1350 rpm
Opel Insignia Grand Sport 1.5 DI Turbo
250 NM
270 NM
BMW 420i Gran Coupé
Performance
Opel Insignia Grand Sport 1.5 DI Turbo
BMW 420i Gran Coupé
135 mph
Maximum Speed
144 mph
9.4 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
131 m
0.000 sec

Opel Insignia Grand Sport 1.5 DI Turbo
62 mph
62
mph
mph
113 m
0.000 sec

BMW 420i Gran Coupé
▶ REPLAY
9.03 kg/bhp
Weight-to-Power Ratio
9.34 kg/bhp
Opel Insignia Grand Sport 1.5 DI Turbo
9.03 kg/bhp
9.34 kg/bhp
BMW 420i Gran Coupé
Fuel Economy / Emissions
Opel Insignia Grand Sport 1.5 DI Turbo
BMW 420i Gran Coupé
Fuel Economy
46 mpg
combined
48 mpg
Opel Insignia Grand Sport 1.5 DI Turbo
46 mpg
48 mpg
BMW 420i Gran Coupé
38 mpg
city
37 mpg
53 mpg
motorway
No data
62 L
Fuel Tank Capacity
60 L
631 mi
Range
632 mi
Opel Insignia Grand Sport 1.5 DI Turbo
631 mi
632 mi
BMW 420i Gran Coupé
Environmental Impact
115.6 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
111.8 kWh
Opel Insignia Grand Sport 1.5 DI Turbo
115.6 kWh
111.8 kWh
BMW 420i Gran Coupé
Euro 6
Emission Standard
Euro 6b (NEFZ)
138 g/km (NEFZ)
CO2 Emissions
137 g/km (NEFZ)
Practical Convenience
Opel Insignia Grand Sport 1.5 DI Turbo
BMW 420i Gran Coupé
5
Doors
5
5
No. of Seats
5
568 kg
Maximum Payload
485 kg
490 L
Boot Capacity
480 L











1450 L
Boot Capacity (Seats Down)
1300 L