Car comparison

Mazda RX-8 1.3 WankelvsVolvo C30 2.4 i 20V

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mazda RX-8

1.3 Wankel

192 hp1308 ccGasolineRWDManualNaturally aspiratedCoupe2003-2009
VS

Volvo C30

2.4 i 20V

170 hp2435 ccGasolineFWDManualNaturally aspiratedCoupe2006-2010

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

Mazda RX-8 1.3 Wankel

  • Quickest 0-100 km/h
    7.2 s
  • Fastest top speed
    222 km/h
    138 mph
  • Most powerful
    192 hp
    143 kW
  • Lightest
    1,373 kg
    3,027 lb
  • Best power-to-weight
    140 hp/t
    104 kW/t
    7.2 kg/hp
  • Largest trunk
    290 L
  • Best overall score
    50/100
  • Best performance score
    49/100
  • Best practicality score
    53/100

Volvo C30 2.4 i 20V

  • Highest torque
    230 Nm
    170 lb-ft
  • Lowest combined fuel consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Lowest city consumption
    12.0 L/100 km
    19.6 mpg US
    23.5 mpg UK
  • Lowest highway consumption
    6.3 L/100 km
    37.3 mpg US
    44.8 mpg UK
  • Lowest CO2 emissions
    200 g/km
  • Best estimated range
    738 km
    459 mi
  • Best economy score
    84/100

Specification comparison

Specification comparison
ModelMazdaRX-81.3 WankelVolvoC302.4 i 20V
Power
192hp143kW
170hp127kW
Torque
216Nm159lb-ft
230Nm170lb-ft
Curb weight
1,373kg3,027lb
1,429kg3,150lb
Gross weight
1,820kg4,012lb
1,840kg4,057lb
Top speed
222 km/h
138 mph
220 km/h
137 mph
To 99% top speed
78.0s99% target: 220 km/h / 137 mph
Calculated
94.4s99% target: 218 km/h / 135 mph
Calculated
0-100 km/h
7.2s
8.1s
0-200 km/h
34.9s
Calculated
42.9s
Calculated
0-60 mph
6.8s
Calculated
7.7s
Calculated
Fuel consumption
10.6L/100 km22.2mpg US26.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
Fuel consumption city
14.9L/100 km15.8mpg US19.0mpg UK
12L/100 km19.6mpg US23.5mpg UK
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
6.3L/100 km37.3mpg US44.8mpg UK
Quarter mile
15.2s
Calculated
15.9s
Calculated
Power-to-weight
140hp/t104kW/t63hp/1000 lb
Calculated
119hp/t89kW/t54hp/1000 lb
Calculated
Torque-to-weight
157Nm/t105lb-ft/ton
Calculated
161Nm/t108lb-ft/ton
Calculated
Estimated range
575km358mi
Calculated
738km459mi
Calculated
Displacement
1,308cc80cu in
2,435cc149cu in
Length
4,430mm174in
4,252mm167in
Width
1,770mm70in
1,782mm70in
Height
1,340mm53in
1,447mm57in
Wheelbase
2,700mm106in
2,640mm104in
Front track
1,500mm59in
1,548mm61in
Rear track
1,505mm59in
1,544mm61in
Ground clearance
140mm6in
-
Trunk volume
290L
233L
Doors
4
3
Seats
4
4
Fuel tank
61L
62L
CO2 emissions
267g/km
200g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Mazda RX-8 1.3 WankelVolvo C30 2.4 i 20VPowerTorque
  • Mazda RX-8 1.3 Wankel: Power / Torque
  • Volvo C30 2.4 i 20V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
MazdaRX-81.3 Wankel7,000 rpm2,500 rpm7,500 rpm
VolvoC302.4 i 20V6,000 rpm4,400 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMazdaRX-81.3 WankelVolvoC302.4 i 20V
Acceleration checkpoints
0-60 mph
0-97 km/h
6.8 s
7.7 s
0-100 km/h
0-62 mph
7.2 s
8.1 s
0-200 km/h
0-124 mph
34.9 s
42.9 s
Top speed
222 km/h
138 mph
220 km/h
137 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.6 s
6.8 s
1/8 mile
201 m
9.9 s
10.3 s
1000 ft
305 m
12.8 s
13.3 s
1/4 mile
402 m
15.2 s
15.9 s
Trap speed
1/4 mile
402 m
151 km/h
94 mph
144 km/h
89 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
192 hp
143 kW
VolvoC302.4 i 20V
170 hp
127 kW

Mazda RX-8 1.3 Wankel has 22 hp more than Volvo C30 2.4 i 20V.

The biggest power difference is between Volvo C30 2.4 i 20V and Mazda RX-8 1.3 Wankel: 22 hp (16 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
216 Nm
159 lb-ft
VolvoC302.4 i 20V
230 Nm
170 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
1,373 kg
3,027 lb
VolvoC302.4 i 20V
1,429 kg
3,150 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
222 km/h
138 mph
VolvoC302.4 i 20V
220 km/h
137 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
MazdaRX-81.3 Wankel7.2 s
VolvoC302.4 i 20V8.1 s

The biggest 0-100 km/h difference is between Mazda RX-8 1.3 Wankel and Volvo C30 2.4 i 20V: 0.9 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
VolvoC302.4 i 20V
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

The biggest fuel consumption difference is between Volvo C30 2.4 i 20V and Mazda RX-8 1.3 Wankel: 2.2 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
140 hp/t
104 kW/t
7.2 kg/hp
VolvoC302.4 i 20V
119 hp/t
89 kW/t
8.4 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
575 km
358 mi
VolvoC302.4 i 20V
738 km
459 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
MazdaRX-81.3 Wankel
192 hp
143 kW
7.2 s
222 km/h
138 mph
VolvoC302.4 i 20V
170 hp
127 kW
8.1 s
220 km/h
137 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
MazdaRX-81.3 Wankel
Power
192 hp
143 kW
0-100 km/h7.2 s
Top speed
222 km/h
138 mph
Doors/seats
4 doors
4 seats
Trunk
290 L
10.2 cu ft
Length
4,430 mm
174.4 in
Height
1,340 mm
52.8 in
VolvoC302.4 i 20V
Power
170 hp
127 kW
0-100 km/h8.1 s
Top speed
220 km/h
137 mph
Doors/seats
3 doors
4 seats
Trunk
233 L
8.2 cu ft
Length
4,252 mm
167.4 in
Height
1,447 mm
57.0 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
MazdaRX-81.3 Wankel
Power
192 hp
143 kW
0-100 km/h7.2 s
Top speed
222 km/h
138 mph
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
VolvoC302.4 i 20V
Power
170 hp
127 kW
0-100 km/h8.1 s
Top speed
220 km/h
137 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Mazda RX-8 1.3 Wankel is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
MazdaRX-81.3 Wankel
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
7.2 s
VolvoC302.4 i 20V
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
8.1 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
MazdaRX-81.3 Wankel
140 hp/t
104 kW/t
7.2 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
VolvoC302.4 i 20V
119 hp/t
89 kW/t
8.4 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMazdaRX-81.3 WankelVolvoC302.4 i 20V
Power
192 hp
143 kW
170 hp
127 kW
Torque
216 Nm
159 lb-ft
230 Nm
170 lb-ft
Acceleration
7.2 s
8.1 s
Top speed
222 km/h
138 mph
220 km/h
137 mph
Lightness
1,373 kg
3,027 lb
1,429 kg
3,150 lb
Fuel consumption
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
Practicality
Doors/seats
4 doors
4 seats
Trunk
290 L
10.2 cu ft
Length
4,430 mm
174.4 in
Height
1,340 mm
52.8 in
Doors/seats
3 doors
4 seats
Trunk
233 L
8.2 cu ft
Length
4,252 mm
167.4 in
Height
1,447 mm
57.0 in
Range score
575 km
358 mi
738 km
459 mi
CO2 score
267 g/km
200 g/km
Trunk score
290 L
10.2 cu ft
233 L
8.2 cu ft
Power-to-weight score
140 hp/t
104 kW/t
7.2 kg/hp
119 hp/t
89 kW/t
8.4 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleMazda RX-8 1.3 WankelVolvo C30 2.4 i 20V
Consumption10.6 L/100 km22.2 mpg US26.6 mpg UK8.4 L/100 km28 mpg US33.6 mpg UK
Cost / 100 km18.55 LC100 km14.70 LC100 km
Cost / 100 mi29.85 LC100 mi23.66 LC100 mi
Annual fuel used1,590 L420 US gal350 UK gal1,260 L333 US gal277 UK gal
Annual fuel cost2,783 LC/year2,205 LC/year

Head-to-head comparisons

Mazda RX-8 1.3 Wankel

  • Has 22 hp more
  • Is 56 kg lighter
  • Is 0.9 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed
  • Has 21 hp/t better power-to-weight
  • Has 57 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Highest CO2 emissions

Volvo C30 2.4 i 20V

  • Has 14 Nm more
  • Uses 2.2 L/100 km less fuel
  • Has 163 km (101 mi) more estimated range
  • Emits 67 g/km less CO2

Pros

  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mazda RX-8 1.3 Wankel
Volvo C30 2.4 i 20V
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