The Comparative Analysis :
Opel Astra 1.7 CDTI ecoFlex 99g (12 - 14) vs. Mazda 3 SKYACTIV-G 120 SKYACTIV-Drive (13 - 17)
€ 20,600

€ 22,300

€ 20,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 22,300
ⓘ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 1.7 CDTI ecoFlex 99g Start&Stop is 1.6 inches shorter, 0.7 inches wider and 2.4 inches taller than the Mazda 3 SKYACTIV-G 120.
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
Mazda 3 SKYACTIV-G 120
59.4
71.4
79.3
57.1
70.7
80.8
71.4 in
Width
70.7 in
79.3 in
Width Incl. Mirrors
80.8 in
59.4 in
Height
57.1 in
105.7
174
106.3
175.6
174 in
Length
175.6 in
105.7 in
Wheelbase
106.3 in
Vehicle Weight
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
Mazda 3 SKYACTIV-G 120
3314 lb
Curb Weight
2899 lb
4475 lb
Gross Vehicle
Weight
Weight
4045 lb

Weight Difference:
414 lb
12.49 %

General
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
Mazda 3 SKYACTIV-G 120
P-J
Generation
BM
Hatchback
Car Body Style
Hatchback
Diesel
Fuel Type
Mid-Grade Unleaded

Front-wheel drive
Drivetrain
Front-wheel drive

6-speed manual transmission
Transmission
6-speed automatic transmission
Engine
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
Mazda 3 SKYACTIV-G 120
Straight-four diesel engine with turbocharger
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
4
Valves
4
4
Cylinders
4
1.7 L / 83 cu in
Displacement
2 L / 98 cu in
108 hp
at 4000 rpm
Power
118 hp
at 6000 rpm
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
108 hp
118 hp
Mazda 3 SKYACTIV-G 120
207 lb‑ft
at 1750 rpm
Max. Torque
155 lb‑ft
at 4000 rpm
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
207 lb‑ft
155 lb‑ft
Mazda 3 SKYACTIV-G 120
Performance
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
Mazda 3 SKYACTIV-G 120
117 mph
Maximum Speed
121 mph
12.5 sec
Acceleration 0 to 62 mph
10.4 sec
62 mph
62
mph
mph
571 ft
0.000 sec

Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
62 mph
62
mph
mph
472 ft
0.000 sec

Mazda 3 SKYACTIV-G 120
▶ REPLAY
30.69 lb/hp
Weight-to-Power Ratio
24.57 lb/hp
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
30.69 lb/hp
24.57 lb/hp
Mazda 3 SKYACTIV-G 120
Fuel Economy / Emissions
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
Mazda 3 SKYACTIV-G 120
Fuel Economy
64 mpg
combined
42 mpg
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
64 mpg
42 mpg
Mazda 3 SKYACTIV-G 120
55 mpg
city
34 mpg
69 mpg
highway
49 mpg
14.8 gal
Fuel Tank Capacity
13.5 gal
941 mi
Range
566 mi
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
941 mi
566 mi
Mazda 3 SKYACTIV-G 120
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).
106.1 kWh
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
76.1 kWh
106.1 kWh
Mazda 3 SKYACTIV-G 120
Euro 5
Emission Standard
Euro 5 / Euro 6
159 g/mi (NEFZ)
CO2 Emissions
208 g/mi (NEFZ)
Practical Convenience
Opel Astra 1.7 CDTI ecoFlex 99g Start&Stop
Mazda 3 SKYACTIV-G 120
5
Doors
5
5
No. of Seats
5
1162 lb
Maximum Payload
1146 lb
10.5 cu ft
Trunk Volume
10.3 cu ft









35 cu ft
Cargo Volume (Seats Down)
35.8 cu ft