The Comparative Analysis :
Opel Astra GTC 1.6 Diesel (17 - 18) vs. Mazda 3 1.6 Automatic (11 - 13)
€ 25,100

€ 20,100

€ 25,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 20,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Opel Astra GTC 1.6 Diesel Start&Stop is slightly bigger in every dimension. It's 0.2 inches longer, 3.3 inches wider and 0.7 inches taller than the Mazda 3 1.6.
Opel Astra GTC 1.6 Diesel Start&Stop
Mazda 3 1.6
58.6
72.4
79.5
57.9
69.1
77
72.4 in
Width
69.1 in
79.5 in
Width Incl. Mirrors
77 in
58.6 in
Height
57.9 in
106.1
175.8
103.9
175.6
175.8 in
Length
175.6 in
106.1 in
Wheelbase
103.9 in
Vehicle Weight
Opel Astra GTC 1.6 Diesel Start&Stop
Mazda 3 1.6
3347 lb
Curb Weight
2866 lb
4431 lb
Gross Vehicle
Weight
Weight
3946 lb

Weight Difference:
481 lb
14.37 %

General
Opel Astra GTC 1.6 Diesel Start&Stop
Mazda 3 1.6
P-J
Generation
BL
Hatchback
Car Body Style
Hatchback
Diesel
Fuel Type
Mid-Grade Unleaded

Front-wheel drive
Drivetrain
Front-wheel drive

6-speed manual transmission
Transmission
5-speed automatic transmission
Engine
Opel Astra GTC 1.6 Diesel Start&Stop
Mazda 3 1.6
Straight-four diesel engine with turbocharger
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
4
Valves
4
4
Cylinders
4
1.6 L / 78 cu in
Displacement
1.6 L / 78 cu in
134 hp
at 3500 rpm
Power
104 hp
at 6000 rpm
Opel Astra GTC 1.6 Diesel Start&Stop
134 hp
104 hp
Mazda 3 1.6
236 lb‑ft
at 2000 rpm
Max. Torque
107 lb‑ft
at 4000 rpm
Opel Astra GTC 1.6 Diesel Start&Stop
236 lb‑ft
107 lb‑ft
Mazda 3 1.6
Performance
Opel Astra GTC 1.6 Diesel Start&Stop
Mazda 3 1.6
123 mph
Maximum Speed
107 mph
10.2 sec
Acceleration 0 to 62 mph
13.1 sec
62 mph
62
mph
mph
466 ft
0.000 sec

Opel Astra GTC 1.6 Diesel Start&Stop
62 mph
62
mph
mph
597 ft
0.000 sec

Mazda 3 1.6
▶ REPLAY
24.98 lb/hp
Weight-to-Power Ratio
27.56 lb/hp
Opel Astra GTC 1.6 Diesel Start&Stop
24.98 lb/hp
27.56 lb/hp
Mazda 3 1.6
Fuel Economy / Emissions
Opel Astra GTC 1.6 Diesel Start&Stop
Mazda 3 1.6
Fuel Economy
55 mpg
combined
31 mpg
Opel Astra GTC 1.6 Diesel Start&Stop
55 mpg
31 mpg
Mazda 3 1.6
47 mpg
city
23 mpg
59 mpg
highway
39 mpg
14.8 gal
Fuel Tank Capacity
14.5 gal
809 mi
Range
450 mi
Opel Astra GTC 1.6 Diesel Start&Stop
809 mi
450 mi
Mazda 3 1.6
Environmental Impact
88.5 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).
144 kWh
Opel Astra GTC 1.6 Diesel Start&Stop
88.5 kWh
144 kWh
Mazda 3 1.6
Euro 6b (NEFZ)
Emission Standard
Euro 5
185 g/mi (NEFZ)
CO2 Emissions
283 g/mi (NEFZ)
Practical Convenience
Opel Astra GTC 1.6 Diesel Start&Stop
Mazda 3 1.6
3
Doors
5
5
No. of Seats
5
1085 lb
Maximum Payload
1080 lb
10.5 cu ft
Trunk Volume
9.6 cu ft









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