The Comparative Analysis :
BMW 420i Gran Coupé Steptronic (14 - 16) vs. Opel Insignia Grand Sport 2.0 Diesel (17 - 20)
€ 38,900

€ 31,500

€ 38,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 31,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 420i Gran Coupé is considerably smaller in every dimension. It's 10.2 inches shorter, 1.5 inches narrower and 2.6 inches lower than the Opel Insignia Grand Sport 2.0 Diesel.
BMW 420i Gran Coupé
Opel Insignia Grand Sport 2.0 Diesel
54.7
71.9
79.4
57.3
73.3
82.4
71.9 in
Width
73.3 in
79.4 in
Width Incl. Mirrors
82.4 in
54.7 in
Height
57.3 in
110.6
182.6
111.4
192.8
182.6 in
Length
192.8 in
110.6 in
Wheelbase
111.4 in
Vehicle Weight
BMW 420i Gran Coupé
Opel Insignia Grand Sport 2.0 Diesel
3483 lb
Curb Weight
3488 lb
4553 lb
Gross Vehicle
Weight
Weight
4817 lb

Weight Difference:
4 lb
0.11 %

General
BMW 420i Gran Coupé
Opel Insignia Grand Sport 2.0 Diesel
F36
Generation
Z-B
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Front-wheel drive

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
BMW 420i Gran Coupé
Opel Insignia Grand Sport 2.0 Diesel
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four diesel engine with turbocharger
BMW N20
Engine Series
N20-B20
Engine Code

4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 5000 rpm
Power
168 hp
at 3750 rpm
BMW 420i Gran Coupé
181 hp
168 hp
Opel Insignia Grand Sport 2.0 Diesel
199 lb‑ft
at 1250 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
BMW 420i Gran Coupé
199 lb‑ft
295 lb‑ft
Opel Insignia Grand Sport 2.0 Diesel
Performance
BMW 420i Gran Coupé
Opel Insignia Grand Sport 2.0 Diesel
147 mph
Maximum Speed
140 mph
7.6 sec
Acceleration 0 to 62 mph
8.7 sec
62 mph
62
mph
mph
348 ft
0.000 sec

BMW 420i Gran Coupé
62 mph
62
mph
mph
397 ft
0.000 sec

Opel Insignia Grand Sport 2.0 Diesel
▶ REPLAY
19.24 lb/hp
Weight-to-Power Ratio
20.76 lb/hp
BMW 420i Gran Coupé
19.24 lb/hp
20.76 lb/hp
Opel Insignia Grand Sport 2.0 Diesel
Fuel Economy / Emissions
BMW 420i Gran Coupé
Opel Insignia Grand Sport 2.0 Diesel
Fuel Economy
39 mpg
combined
45 mpg
BMW 420i Gran Coupé
39 mpg
45 mpg
Opel Insignia Grand Sport 2.0 Diesel
29 mpg
city
35 mpg
No data
highway
55 mpg
15.9 gal
Fuel Tank Capacity
16.4 gal
611 mi
Range
741 mi
BMW 420i Gran Coupé
611 mi
741 mi
Opel Insignia Grand Sport 2.0 Diesel
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).
107 kWh
BMW 420i Gran Coupé
115.6 kWh
107 kWh
Opel Insignia Grand Sport 2.0 Diesel
Euro 6b (NEFZ)
Emission Standard
Euro 6
229 g/mi (NEFZ)
CO2 Emissions
219 g/mi (NEFZ)
Practical Convenience
BMW 420i Gran Coupé
Opel Insignia Grand Sport 2.0 Diesel
5
Doors
5
5
No. of Seats
5
1069 lb
Maximum Payload
1329 lb
13.6 cu ft
Trunk Volume
13.9 cu ft











36.8 cu ft
Cargo Volume (Seats Down)
41.1 cu ft