The Comparative Analysis :
Opel Astra 1.4 ECOTEC CNG (17 - 18) vs. Mazda 3 1.6 CD (11 - 13)
€ 25,100

€ 21,600

€ 25,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 21,600
ⓘ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 Opel Astra 1.4 ECOTEC CNG is 9 cm shorter, 5.4 cm wider and 1.5 cm taller than the Mazda 3 1.6 CD.
Opel Astra 1.4 ECOTEC CNG
Mazda 3 1.6 CD
1485
1809
2042
1470
1755
1955
1809 mm
Width
1755 mm
2042 mm
Width Incl. Mirrors
1955 mm
1485 mm
Height
1470 mm
2662
4370
2640
4460
4370 mm
Length
4460 mm
2662 mm
Wheelbase
2640 mm
Vehicle Weight
Opel Astra 1.4 ECOTEC CNG
Mazda 3 1.6 CD
1364 kg
Kerb Weight
1330 kg
1890 kg
Gross Vehicle
Weight
Weight
1830 kg

Weight Difference:
34 kg
2.49 %

General
Opel Astra 1.4 ECOTEC CNG
Mazda 3 1.6 CD
B-K
Generation
BL
Hatchback
Car Body Style
Hatchback
Natural Gas (CNG)
Fuel Type
Diesel

Front-wheel drive
Drive
Front-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Opel Astra 1.4 ECOTEC CNG
Mazda 3 1.6 CD
Straight-four engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with turbocharger
4
Valves
2
4
Cylinders
4
1399 CC
Engine Capacity
1560 CC
108 bhp
at 5600 rpm
Power
113 bhp
at 3600 rpm
Opel Astra 1.4 ECOTEC CNG
108 bhp
113 bhp
Mazda 3 1.6 CD
200 NM
at 2000 rpm
Max. Torque
270 NM
at 1750 rpm
Opel Astra 1.4 ECOTEC CNG
200 NM
270 NM
Mazda 3 1.6 CD
Performance
Opel Astra 1.4 ECOTEC CNG
Mazda 3 1.6 CD
124 mph
Maximum Speed
116 mph
10.9 sec
Acceleration 0 to 62 mph
12 sec
62 mph
62
mph
mph
151 m
0.000 sec

Opel Astra 1.4 ECOTEC CNG
62 mph
62
mph
mph
167 m
0.000 sec

Mazda 3 1.6 CD
▶ REPLAY
12.63 kg/bhp
Weight-to-Power Ratio
11.77 kg/bhp
Opel Astra 1.4 ECOTEC CNG
12.63 kg/bhp
11.77 kg/bhp
Mazda 3 1.6 CD
Fuel Economy / Emissions
Opel Astra 1.4 ECOTEC CNG
Mazda 3 1.6 CD
Fuel Economy
6.6 kg✽
( 7 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
66 mpg
( 74 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.)
Opel Astra 1.4 ECOTEC CNG
7 MPGe
74 MPGe
Mazda 3 1.6 CD
9 kg
city
54 mpg
5.3 kg
motorway
74 mpg
19 kg
Fuel Tank Capacity
55 L
288 mi
Range
795 mi
Opel Astra 1.4 ECOTEC CNG
288 mi
795 mi
Mazda 3 1.6 CD
Environmental Impact
30.1 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).
88.5 kWh
Opel Astra 1.4 ECOTEC CNG
30.1 kWh
88.5 kWh
Mazda 3 1.6 CD
Euro 6b (NEFZ)
Emission Standard
Euro 5
113 g/km (NEFZ)
CO2 Emissions
115 g/km (NEFZ)
Practical Convenience
Opel Astra 1.4 ECOTEC CNG
Mazda 3 1.6 CD
5
Doors
5
5
No. of Seats
5
526 kg
Maximum Payload
500 kg
370 L
Boot Capacity
340 L









1210 L
Boot Capacity (Seats Down)
1360 L