The Comparative Analysis :
BMW M135i (15 - 16) vs. Opel Astra 1.7 CDTI ecoFlex (11 - 12)
€ 42,200

€ 23,900

€ 42,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 23,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW M135i is considerably smaller in every dimension. It's 9.5 cm shorter, 4.9 cm narrower and 9.9 cm lower than the Opel Astra 1.7 CDTI ecoFlex.
BMW M135i
Opel Astra 1.7 CDTI ecoFlex
1411
1765
1984
1510
1814
2013
1765 mm
Width
1814 mm
1984 mm
Width Incl. Mirrors
2013 mm
1411 mm
Height
1510 mm
2690
4324
2685
4419
4324 mm
Length
4419 mm
2690 mm
Wheelbase
2685 mm
Vehicle Weight
BMW M135i
Opel Astra 1.7 CDTI ecoFlex
1505 kg
Kerb Weight
1373 kg
1995 kg
Gross Vehicle
Weight
Weight
1870 kg

Weight Difference:
132 kg
8.77 %

General
BMW M135i
Opel Astra 1.7 CDTI ecoFlex
F21
Generation
P-J
Hatchback
Car Body Style
Hatchback
Super Unleaded (98 RON)
Fuel Type
Diesel

Rear-wheel drive
Drive
Front-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
BMW M135i
Opel Astra 1.7 CDTI ecoFlex
Straight-six petrol engine with turbocharger
Engine Type
Straight-four diesel engine with turbocharger
BMW
Engine Series
4
Valves
4
6
Cylinders
4
2979 CC
Engine Capacity
1686 CC
322 bhp
at 5800 rpm
Power
128 bhp
at 4000 rpm
BMW M135i
322 bhp
128 bhp
Opel Astra 1.7 CDTI ecoFlex
450 NM
at 1300 rpm
Max. Torque
300 NM
at 2000 rpm
BMW M135i
450 NM
300 NM
Opel Astra 1.7 CDTI ecoFlex
Performance
BMW M135i
Opel Astra 1.7 CDTI ecoFlex
155 mph
Maximum Speed
123 mph
5.1 sec
Acceleration 0 to 62 mph
10.9 sec
62 mph
62
mph
mph
71 m
0.000 sec

BMW M135i
62 mph
62
mph
mph
151 m
0.000 sec

Opel Astra 1.7 CDTI ecoFlex
▶ REPLAY
4.67 kg/bhp
Weight-to-Power Ratio
10.73 kg/bhp
BMW M135i
4.67 kg/bhp
10.73 kg/bhp
Opel Astra 1.7 CDTI ecoFlex
Fuel Economy / Emissions
BMW M135i
Opel Astra 1.7 CDTI ecoFlex
Fuel Economy
35 mpg
combined
66 mpg
BMW M135i
35 mpg
66 mpg
Opel Astra 1.7 CDTI ecoFlex
26 mpg
city
55 mpg
No data
motorway
72 mpg
52 L
Fuel Tank Capacity
56 L
404 mi
Range
809 mi
BMW M135i
404 mi
809 mi
Opel Astra 1.7 CDTI ecoFlex
Environmental Impact
151.6 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).
88.5 kWh
BMW M135i
151.6 kWh
88.5 kWh
Opel Astra 1.7 CDTI ecoFlex
Euro 6b (NEFZ)
Emission Standard
Euro 5
188 g/km (NEFZ)
CO2 Emissions
114 g/km (NEFZ)
Practical Convenience
BMW M135i
Opel Astra 1.7 CDTI ecoFlex
3
Doors
5
4
No. of Seats
5
490 kg
Maximum Payload
497 kg
360 L
Boot Capacity
370 L









1200 L
Boot Capacity (Seats Down)
1235 L