The Comparative Analysis :
BMW 420i Gran Coupé Steptronic (16 - 17) vs. Opel Insignia Grand Sport 1.6 Diesel (17 - 18)
€ 39,700

€ 27,100

€ 39,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 27,100
ⓘ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 1.6 Diesel.
BMW 420i Gran Coupé
Opel Insignia Grand Sport 1.6 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 1.6 Diesel
3560 lb
Curb Weight
3314 lb
4630 lb
Gross Vehicle
Weight
Weight
4486 lb

Weight Difference:
247 lb
6.94 %

General
BMW 420i Gran Coupé
Opel Insignia Grand Sport 1.6 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 1.6 Diesel
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four diesel engine with turbocharger
BMW B48
Engine Series
B48-B20
Engine Code

4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
1.6 L / 78 cu in
181 hp
at 5000 rpm
Power
108 hp
at 3500 rpm
BMW 420i Gran Coupé
181 hp
108 hp
Opel Insignia Grand Sport 1.6 Diesel
199 lb‑ft
at 1350 rpm
Max. Torque
221 lb‑ft
at 2000 rpm
BMW 420i Gran Coupé
199 lb‑ft
221 lb‑ft
Opel Insignia Grand Sport 1.6 Diesel
Performance
BMW 420i Gran Coupé
Opel Insignia Grand Sport 1.6 Diesel
147 mph
Maximum Speed
125 mph
7.7 sec
Acceleration 0 to 62 mph
11.6 sec
62 mph
62
mph
mph
351 ft
0.000 sec

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

Opel Insignia Grand Sport 1.6 Diesel
▶ REPLAY
19.67 lb/hp
Weight-to-Power Ratio
30.69 lb/hp
BMW 420i Gran Coupé
19.67 lb/hp
30.69 lb/hp
Opel Insignia Grand Sport 1.6 Diesel
Fuel Economy / Emissions
BMW 420i Gran Coupé
Opel Insignia Grand Sport 1.6 Diesel
Fuel Economy
43 mpg
combined
56 mpg
BMW 420i Gran Coupé
43 mpg
56 mpg
Opel Insignia Grand Sport 1.6 Diesel
33 mpg
city
48 mpg
No data
highway
62 mpg
15.9 gal
Fuel Tank Capacity
16.4 gal
678 mi
Range
917 mi
BMW 420i Gran Coupé
678 mi
917 mi
Opel Insignia Grand Sport 1.6 Diesel
Environmental Impact
104.1 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).
86.4 kWh
BMW 420i Gran Coupé
104.1 kWh
86.4 kWh
Opel Insignia Grand Sport 1.6 Diesel
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
204 g/mi (NEFZ)
CO2 Emissions
177 g/mi (NEFZ)
Practical Convenience
BMW 420i Gran Coupé
Opel Insignia Grand Sport 1.6 Diesel
5
Doors
5
5
No. of Seats
5
1069 lb
Maximum Payload
1173 lb
13.6 cu ft
Trunk Volume
13.9 cu ft











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