Car comparison

Mazda RX-8 1.3 WankelvsVolvo C30 2.5 i 20V T5

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

New comparison

Mazda RX-8

1.3 Wankel

240 hp1308 ccGasolineRWDManualNaturally aspiratedCoupe2003-2009
VS

Volvo C30

2.5 i 20V T5

220 hp2521 ccGasolineFWDManualTurbochargedCoupe2006-2008

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
    6.5 s
  • Fastest top speed
    255 km/h
    158 mph Unrestricted
    240 km/h
    149 mph Restricted
  • Most powerful
    240 hp
    179 kW
  • Lightest
    1,330 kg
    2,932 lb
  • Best power-to-weight
    180 hp/t
    135 kW/t
    5.5 kg/hp
  • Largest trunk
    290 L
  • Best overall score
    56/100
  • Best performance score
    57/100
  • Best practicality score
    53/100

Volvo C30 2.5 i 20V T5

  • Highest torque
    320 Nm
    236 lb-ft
  • Lowest combined fuel consumption
    8.7 L/100 km
    27.0 mpg US
    32.5 mpg UK
  • Best estimated range
    713 km
    443 mi
  • Best economy score
    83/100

Specification comparison

Specification comparison
ModelMazdaRX-81.3 WankelVolvoC302.5 i 20V T5
Power
240hp179kW
220hp164kW
Torque
216Nm159lb-ft
320Nm236lb-ft
Curb weight
1,330kg2,932lb
1,437kg3,168lb
Gross weight
1,728kg3,810lb
1,860kg4,101lb
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Calculated
240 km/h
149 mph
To 99% top speed
82.1s99% target: 252 km/h / 157 mph
Calculated
85.5s99% target: 238 km/h / 148 mph
Calculated
0-100 km/h
6.5s
6.7s
0-200 km/h
23.5s
Calculated
27.9s
Calculated
0-60 mph
6.2s
Calculated
6.3s
Calculated
Fuel consumption
11.4L/100 km20.6mpg US24.8mpg UK
8.7L/100 km27mpg US32.5mpg UK
Fuel consumption city-
13.5L/100 km17.4mpg US20.9mpg UK
Fuel consumption highway-
6.5L/100 km36.2mpg US43.5mpg UK
Quarter mile
14.5s
Calculated
14.8s
Calculated
Power-to-weight
180hp/t135kW/t82hp/1000 lb
Calculated
153hp/t114kW/t69hp/1000 lb
Calculated
Torque-to-weight
162Nm/t109lb-ft/ton
Calculated
223Nm/t149lb-ft/ton
Calculated
Estimated range
535km332mi
Calculated
713km443mi
Calculated
Displacement
1,308cc80cu in
2,521cc154cu in
Length
4,435mm175in
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
Trunk volume
290L
233L
Doors
4
3
Seats
4
4
Fuel tank
61L
62L
CO2 emissions-
208g/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 2.5 i 20V T5PowerTorque
  • Mazda RX-8 1.3 Wankel: Power / Torque
  • Volvo C30 2.5 i 20V T5: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
MazdaRX-81.3 Wankel8,200 rpm7,500 rpm8,450 rpm
VolvoC302.5 i 20V T55,000 rpm1,500-4,800 rpm5,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMazdaRX-81.3 WankelVolvoC302.5 i 20V T5
Acceleration checkpoints
0-60 mph
0-97 km/h
6.2 s
6.3 s
0-100 km/h
0-62 mph
6.5 s
6.7 s
0-200 km/h
0-124 mph
23.5 s
27.9 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Likely limited
240 km/h
149 mph
Drag race simulation
60 ft
18 m
2.5 s
2.4 s
330 ft
101 m
6.4 s
6.4 s
1/8 mile
201 m
9.6 s
9.6 s
1000 ft
305 m
12.3 s
12.4 s
1/4 mile
402 m
14.5 s
14.8 s
Trap speed
1/4 mile
402 m
162 km/h
101 mph
156 km/h
97 mph

Power comparison

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

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
240 hp
179 kW
VolvoC302.5 i 20V T5
220 hp
164 kW

Mazda RX-8 1.3 Wankel has 20 hp more than Volvo C30 2.5 i 20V T5.

The biggest power difference is between Volvo C30 2.5 i 20V T5 and Mazda RX-8 1.3 Wankel: 20 hp (15 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
VolvoC302.5 i 20V T5
320 Nm
236 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
1,330 kg
2,932 lb
VolvoC302.5 i 20V T5
1,437 kg
3,168 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
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
VolvoC302.5 i 20V T5
240 km/h
149 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 Wankel6.5 s
VolvoC302.5 i 20V T56.7 s

The biggest 0-100 km/h difference is between Mazda RX-8 1.3 Wankel and Volvo C30 2.5 i 20V T5: 0.2 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
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
VolvoC302.5 i 20V T5
8.7 L/100 km
27.0 mpg US
32.5 mpg UK

The biggest fuel consumption difference is between Volvo C30 2.5 i 20V T5 and Mazda RX-8 1.3 Wankel: 2.7 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
180 hp/t
135 kW/t
5.5 kg/hp
VolvoC302.5 i 20V T5
153 hp/t
114 kW/t
6.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
MazdaRX-81.3 Wankel
535 km
332 mi
VolvoC302.5 i 20V T5
713 km
443 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
MazdaRX-81.3 Wankel
240 hp
179 kW
6.5 s
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
VolvoC302.5 i 20V T5
220 hp
164 kW
6.7 s
240 km/h
149 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
240 hp
179 kW
0-100 km/h6.5 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Doors/seats
4 doors
4 seats
Trunk
290 L
10.2 cu ft
Length
4,435 mm
174.6 in
Height
1,340 mm
52.8 in
VolvoC302.5 i 20V T5
Power
220 hp
164 kW
0-100 km/h6.7 s
Top speed
240 km/h
149 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
240 hp
179 kW
0-100 km/h6.5 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
VolvoC302.5 i 20V T5
Power
220 hp
164 kW
0-100 km/h6.7 s
Top speed
240 km/h
149 mph
8.7 L/100 km
27.0 mpg US
32.5 mpg UK

Volvo C30 2.5 i 20V T5 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
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
6.5 s
VolvoC302.5 i 20V T5
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
6.7 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
180 hp/t
135 kW/t
5.5 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
VolvoC302.5 i 20V T5
153 hp/t
114 kW/t
6.5 kg/hp
8.7 L/100 km
27.0 mpg US
32.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMazdaRX-81.3 WankelVolvoC302.5 i 20V T5
Power
240 hp
179 kW
220 hp
164 kW
Torque
216 Nm
159 lb-ft
320 Nm
236 lb-ft
Acceleration
6.5 s
6.7 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
240 km/h
149 mph
Lightness
1,330 kg
2,932 lb
1,437 kg
3,168 lb
Fuel consumption
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
Practicality
Doors/seats
4 doors
4 seats
Trunk
290 L
10.2 cu ft
Length
4,435 mm
174.6 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
535 km
332 mi
713 km
443 mi
CO2 score
-
208 g/km
Trunk score
290 L
10.2 cu ft
233 L
8.2 cu ft
Power-to-weight score
180 hp/t
135 kW/t
5.5 kg/hp
153 hp/t
114 kW/t
6.5 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 2.5 i 20V T5
Consumption11.4 L/100 km20.6 mpg US24.8 mpg UK8.7 L/100 km27 mpg US32.5 mpg UK
Cost / 100 km19.95 LC100 km15.22 LC100 km
Cost / 100 mi32.11 LC100 mi24.50 LC100 mi
Annual fuel used1,710 L452 US gal376 UK gal1,305 L345 US gal287 UK gal
Annual fuel cost2,993 LC/year2,284 LC/year

Head-to-head comparisons

Mazda RX-8 1.3 Wankel

  • Has 20 hp more
  • Is 107 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 15 km/h (9 mph) higher top speed
  • Has 27 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

Volvo C30 2.5 i 20V T5

  • Has 104 Nm more
  • Uses 2.7 L/100 km less fuel
  • Has 178 km (110 mi) more estimated range

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 2.5 i 20V T5
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