The Comparative Analysis :
BMW 420i Gran Coupé Steptronic (17 - ..) vs. Renault Laguna 1.5 dCi (07 - 09)
€ 43,400
€ 23,400
€ 43,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 23,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The BMW 420i Gran Coupé is 5.7 cm shorter, 1.4 cm wider and 5.6 cm lower than the Renault Laguna 1.5 dCi.
BMW 420i Gran Coupé
Renault Laguna 1.5 dCi
1389
1825
2017
1445
1811
2060
1825 mm
Width
1811 mm
2017 mm
Width Incl. Mirrors
2060 mm
1389 mm
Height
1445 mm
2810
4638
2756
4695
4638 mm
Length
4695 mm
2810 mm
Wheelbase
2756 mm
Vehicle Weight
BMW 420i Gran Coupé
Renault Laguna 1.5 dCi
1615 kg
Kerb Weight
1461 kg
2100 kg
Gross Vehicle
Weight
Weight
1936 kg
Weight Difference:
154 kg
9.54 %
General
BMW 420i Gran Coupé
Renault Laguna 1.5 dCi
F36
Generation
BT
Hatchback
Car Body Style
Hatchback
Super Unleaded (98 RON)
Fuel Type
Diesel

Rear-wheel drive
Drive
Front-wheel drive

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
BMW 420i Gran Coupé
Renault Laguna 1.5 dCi
Straight-four petrol engine with turbocharger
Engine Type
Straight-four diesel engine with turbocharger
BMW B48
Engine Series
B48-B20
Engine Code

4
Valves
2
4
Cylinders
4
1998 CC
Engine Capacity
1461 CC
181 bhp
at 5000 rpm
Power
108 bhp
at 4000 rpm
BMW 420i Gran Coupé
181 bhp
108 bhp
Renault Laguna 1.5 dCi
270 NM
at 1350 rpm
Max. Torque
240 NM
at 2000 rpm
BMW 420i Gran Coupé
270 NM
240 NM
Renault Laguna 1.5 dCi
Performance
BMW 420i Gran Coupé
Renault Laguna 1.5 dCi
147 mph
Maximum Speed
119 mph
7.7 sec
Acceleration 0 to 62 mph
12.1 sec
62 mph
62
mph
mph
107 m
0.000 sec
BMW 420i Gran Coupé
62 mph
62
mph
mph
168 m
0.000 sec
Renault Laguna 1.5 dCi
▶ REPLAY
8.92 kg/bhp
Weight-to-Power Ratio
13.53 kg/bhp
BMW 420i Gran Coupé
8.92 kg/bhp
13.53 kg/bhp
Renault Laguna 1.5 dCi
Fuel Economy / Emissions
BMW 420i Gran Coupé
Renault Laguna 1.5 dCi
Fuel Economy
48 mpg
combined
55 mpg
BMW 420i Gran Coupé
48 mpg
55 mpg
Renault Laguna 1.5 dCi
41 mpg
city
46 mpg
No data
motorway
63 mpg
60 L
Fuel Tank Capacity
66 L
632 mi
Range
804 mi
BMW 420i Gran Coupé
632 mi
804 mi
Renault Laguna 1.5 dCi
Environmental Impact
111.8 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).
104.9 kWh
BMW 420i Gran Coupé
111.8 kWh
104.9 kWh
Renault Laguna 1.5 dCi
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 4
175 g/km (WLTP)
CO2 Emissions
130 g/km (NEFZ)
Practical Convenience
BMW 420i Gran Coupé
Renault Laguna 1.5 dCi
5
Doors
5
5
No. of Seats
5
485 kg
Maximum Payload
475 kg
480 L
Boot Capacity
462 L










1300 L
Boot Capacity (Seats Down)
1377 L

















