The Comparative Analysis :
Opel Astra 1.7 CDTI ecoFlex 99g (12 - 14) vs. Opel Astra 1.4 ECOTEC CNG (18 - 19)
€ 20,600

€ 25,300

€ 20,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 25,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Astra 1.7 CDTI ecoFlex 99g Start&Stop is a little bigger in every dimension. It's 4.9 cm longer, 0.5 cm wider and 2.5 cm taller than the Astra 1.4 ECOTEC CNG.
Astra 1.7 CDTI ecoFlex 99g Start&Stop
Astra 1.4 ECOTEC CNG
1510
1814
2013
1485
1809
2042
1814 mm
Width
1809 mm
2013 mm
Width Incl. Mirrors
2042 mm
1510 mm
Height
1485 mm
2685
4419
2662
4370
4419 mm
Length
4370 mm
2685 mm
Wheelbase
2662 mm
Vehicle Weight
Astra 1.7 CDTI ecoFlex 99g Start&Stop
Astra 1.4 ECOTEC CNG
1503 kg
Kerb Weight
1364 kg
2030 kg
Gross Vehicle
Weight
Weight
1890 kg

Weight Difference:
139 kg
9.25 %

General
Astra 1.7 CDTI ecoFlex 99g Start&Stop
Astra 1.4 ECOTEC CNG
P-J
Generation
B-K
Hatchback
Car Body Style
Hatchback
Diesel
Fuel Type
Natural Gas (CNG)

Front-wheel drive
Drive
Front-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Astra 1.7 CDTI ecoFlex 99g Start&Stop
Astra 1.4 ECOTEC CNG
Straight-four diesel engine with turbocharger
Engine Type
Straight-four engine (naturally aspirated engine)
4
Valves
4
4
Cylinders
4
1686 CC
Engine Capacity
1399 CC
108 bhp
at 4000 rpm
Power
108 bhp
at 5600 rpm
Astra 1.7 CDTI ecoFlex 99g Start&Stop
108 bhp
108 bhp
Astra 1.4 ECOTEC CNG
280 NM
at 1750 rpm
Max. Torque
200 NM
at 2000 rpm
Astra 1.7 CDTI ecoFlex 99g Start&Stop
280 NM
200 NM
Astra 1.4 ECOTEC CNG
Performance
Astra 1.7 CDTI ecoFlex 99g Start&Stop
Astra 1.4 ECOTEC CNG
117 mph
Maximum Speed
121 mph
12.5 sec
Acceleration 0 to 62 mph
10.9 sec
62 mph
62
mph
mph
174 m
0.000 sec

Astra 1.7 CDTI ecoFlex 99g Start&Stop
62 mph
62
mph
mph
151 m
0.000 sec

Astra 1.4 ECOTEC CNG
▶ REPLAY
13.92 kg/bhp
Weight-to-Power Ratio
12.63 kg/bhp
Astra 1.7 CDTI ecoFlex 99g Start&Stop
13.92 kg/bhp
12.63 kg/bhp
Astra 1.4 ECOTEC CNG
Fuel Economy / Emissions
Astra 1.7 CDTI ecoFlex 99g Start&Stop
Astra 1.4 ECOTEC CNG
Fuel Economy
76 mpg
( 86 MPGe ⓘ Miles per gallon petrol equivalent (MPGe) is a measure of the average distance traveled per unit of energy consumed. MPGe, specified in miles per imperial gallon (~4.546 litres), is used to compare the energy consumption of vehicles that use different energy sources.)
combined ✽ per 100 miles
10.1 kg✽
( 5 MPGe ⓘ Miles per gallon petrol equivalent (MPGe) is a measure of the average distance traveled per unit of energy consumed. MPGe, specified in miles per imperial gallon (~4.546 litres), is used to compare the energy consumption of vehicles that use different energy sources.)
Astra 1.7 CDTI ecoFlex 99g Start&Stop
86 MPGe
5 MPGe
Astra 1.4 ECOTEC CNG
66 mpg
city
13.4 kg
83 mpg
motorway
8.2 kg
56 L
Fuel Tank Capacity
19 kg
941 mi
Range
188 mi
Astra 1.7 CDTI ecoFlex 99g Start&Stop
941 mi
188 mi
Astra 1.4 ECOTEC CNG
Environmental Impact
76.1 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).
46.2 kWh
Astra 1.7 CDTI ecoFlex 99g Start&Stop
76.1 kWh
46.2 kWh
Astra 1.4 ECOTEC CNG
Euro 5
Emission Standard
Euro 6d-TEMP (WLTP) 36AG-AI
99 g/km (NEFZ)
CO2 Emissions
124 g/km (WLTP)
Practical Convenience
Astra 1.7 CDTI ecoFlex 99g Start&Stop
Astra 1.4 ECOTEC CNG
5
Doors
5
5
No. of Seats
5
527 kg
Maximum Payload
526 kg
370 L
Boot Capacity
370 L










1235 L
Boot Capacity (Seats Down)
1210 L