Compare Opel Astra H TwinTop vs Mazda MX-5 NC1 vs Opel GT
Variants
1.6 105
1.6 115
1.6T
1.8 125
1.8 140
1.8 140 AT
1.9 CDTI
2.0T 170
2.0T 200
1.8
2.0 AT
2.0 6MT
Capacity
Cargo Capacity
205 L / 7.2 cu-ft ~ 440 L / 15.5 cu-ft
150 L / 5.3 cu-ft
147 L / 5.2 cu-ft
Fuel Capacity
52.0 L / 13.7 gal
50.0 L / 13.2 gal
52.0 L / 13.7 gal
Passengers
4
2
2
Payload
470 kg / 1036 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Ventilated discs
Brakes | Rear
Disc
Disc
Suspension | Front
MacPherson strut
Double-wishbone
Double-wishbone
Suspension | Rear
Semi-independent
Double-wishbone
Double-wishbone
Tire Size
245/45 R18
Turning Circle
11.2 m / 36.7 ft
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Ground Clearance
122 mm / 4.8 in
Size | Height
1411 mm / 55.6 in
1245 mm / 49.0 in
1274 mm / 50.2 in
Size | Length
4476 mm / 176.2 in
3995 mm / 157.3 in
4100 mm / 161.4 in
Size | Width
1759 mm / 69.3 in | 2021 mm / 79.6 in (mirror unfolded) | 1831 mm / 72.1 in (mirror folded)
1720 mm / 67.7 in
1813 mm / 71.4 in
Track Width | Front
1488.0 mm / 58.6 in
1490.0 mm / 58.7 in
1543.0 mm / 60.7 in
Track Width | Rear
1481.0 mm / 58.3 in
1495.0 mm / 58.9 in
1561.0 mm / 61.5 in
Weight
1406.0 kg / 3099.7 lbs
Wheel Size
18 in
Wheelbase
2614 mm / 102.9 in
2330 mm / 91.7 in
2415 mm / 95.1 in
Performance
Acceleration | 0 - 100 km/h
5.7 sec
Acceleration | 0 - 60 mph
5.4 sec
CO2 Emission
218 g/km
Coefficient Of Drag
0.31
Fuel Economy
9.2 L/100km / 25.6 MPG (combined) | 13.0 L/100km / 18.1 MPG (urban) | 6.9 L/100km / 34.1 MPG (highway)
Top Speed
230.0 km/h / 142.9 mph
Powertrain
Drivetrain Layout
Front-engine (transverse), Front-wheel drive
Rear-wheel drive
Emission Standard
Euro 4
Euro 4
Engine | Bore
86.0 mm / 3.4 in
Engine | Compression Ratio
10.8:1
9.2:1
Engine | Displacement
2.0 L / 121.9 cu-in / 1998.0 cc
Engine | Power
264.0 hp / 196.9 kW @ 5300 rpm
Engine | Specific Output
132.1 hp/L / 2.2 hp/cu-in
Engine | Stroke
83.1 mm / 3.3 in
86.0 mm / 3.4 in
Engine | Torque
353 Nm / 260.4 lb-ft @ 2000 rpm
Engine | Type
Turbocharged multi-port injected petrol inline-4 DOHC engine with 4 values per cylinder
Transmission | Gears
5-speed
Transmission | Type
Manual
Production
Availability
2006 ~ 2010
2005 ~ 2008
2006 ~ 2009
Reviews
Neofiliac score
29%
86%
81%
Pros
- Cheap hardtop convertible
- True top-down driving experience
- Decent styling
- Superb handling characteristics
- High reliability
- New hard top
- Sweet manual transmissions
- Improved performance
- Good performance
- Good handling characteristics
Cons
- Slow and sluggish
- No powerful engine options
- No independent rear suspensions
- Not very comfortable
- Only available with small engines
- Very little cargo space
- Very little cargo space
- Blatant badge engineering
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