Car comparison

AUDI A5 Coupe (8T3) 3.0 TDIvsMazda RX-8 1.3 Wankel

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

New comparison

AUDI A5 Coupe (8T3)

3.0 TDI

240 hp2967 ccDieselAWDAutomaticTurbochargedCoupe2007-2011
VS

Mazda RX-8

1.3 Wankel

231 hp1308 ccGasolineRWDManualNaturally aspiratedCoupe2003-2012

Comparison overview

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

Best choices

AUDI A5 Coupe (8T3) 3.0 TDI

  • Quickest 0-100 km/h
    6.1 s
  • Fastest top speed
    250 km/h
    155 mph
  • Most powerful
    240 hp
    179 kW
  • Highest torque
    500 Nm
    369 lb-ft
  • Lowest combined fuel consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest city consumption
    8.8 L/100 km
    26.7 mpg US
    32.1 mpg UK
  • Lowest highway consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Best estimated range
    913 km
    567 mi
  • Largest trunk
    455 L
  • Best overall score
    59/100
  • Best performance score
    62/100
  • Best economy score
    88/100
  • Best practicality score
    53/100

Specification comparison

Specification comparison
ModelAUDIA5 Coupe (8T3)3.0 TDIMazdaRX-81.3 Wankel
Power
240hp179kW
231hp172kW
Torque
500Nm369lb-ft
211Nm156lb-ft
Curb weight
1,610kg3,549lb
1,379kg3,040lb
Gross weight
2,110kg4,652lb
1,815kg4,001lb
Top speed
250 km/h
155 mph
234 km/h
145 mph
To 99% top speed
83.3s99% target: 248 km/h / 154 mph
Calculated
73.1s99% target: 232 km/h / 144 mph
Calculated
0-100 km/h
6.1s
6.4s
0-200 km/h
23.9s
Calculated
26.8s
Calculated
0-60 mph
5.8s
Calculated
6.1s
Calculated
Fuel consumption
6.9L/100 km34.1mpg US40.9mpg UK
11.2L/100 km21mpg US25.2mpg UK
Fuel consumption city
8.8L/100 km26.7mpg US32.1mpg UK
15.6L/100 km15.1mpg US18.1mpg UK
Fuel consumption highway
5.9L/100 km39.9mpg US47.9mpg UK
8.7L/100 km27mpg US32.5mpg UK
Quarter mile
14.2s
Calculated
14.5s
Calculated
Power-to-weight
149hp/t111kW/t68hp/1000 lb
Calculated
168hp/t125kW/t76hp/1000 lb
Calculated
Torque-to-weight
311Nm/t208lb-ft/ton
Calculated
153Nm/t102lb-ft/ton
Calculated
Estimated range
913km567mi
Calculated
545km338mi
Calculated
Displacement
2,967cc181cu in
1,308cc80cu in
Length
4,635mm182in
4,430mm174in
Width
1,854mm73in
1,770mm70in
Height
1,372mm54in
1,340mm53in
Wheelbase
2,751mm108in
2,700mm106in
Front track
1,590mm63in
1,500mm59in
Rear track
1,577mm62in
1,505mm59in
Ground clearance-
140mm6in
Trunk volume
455L
290L
Max trunk volume
829L
-
Doors
2
2
Seats
4
4
Fuel tank
63L
61L
CO2 emissions-
284g/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.

AUDI A5 Coupe (8T3) 3.0 TDIMazda RX-8 1.3 WankelPowerTorque
  • AUDI A5 Coupe (8T3) 3.0 TDI: Power / Torque
  • Mazda RX-8 1.3 Wankel: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA5 Coupe (8T3)3.0 TDI4,000-4,400 rpm1,500-3,000 rpm4,650 rpm
MazdaRX-81.3 Wankel8,200 rpm5,500 rpm9,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA5 Coupe (8T3)3.0 TDIMazdaRX-81.3 Wankel
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
6.1 s
0-100 km/h
0-62 mph
6.1 s
6.4 s
0-200 km/h
0-124 mph
23.9 s
26.8 s
Top speed
250 km/h
155 mph
234 km/h
145 mph
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
6.1 s
6.3 s
1/8 mile
201 m
9.3 s
9.5 s
1000 ft
305 m
12.0 s
12.2 s
1/4 mile
402 m
14.2 s
14.5 s
Trap speed
1/4 mile
402 m
162 km/h
101 mph
159 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA5 Coupe (8T3)3.0 TDI
240 hp
179 kW
MazdaRX-81.3 Wankel
231 hp
172 kW

AUDI A5 Coupe (8T3) 3.0 TDI has 9 hp more than Mazda RX-8 1.3 Wankel.

The biggest power difference is between Mazda RX-8 1.3 Wankel and AUDI A5 Coupe (8T3) 3.0 TDI: 9 hp (7 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA5 Coupe (8T3)3.0 TDI
500 Nm
369 lb-ft
MazdaRX-81.3 Wankel
211 Nm
156 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA5 Coupe (8T3)3.0 TDI
1,610 kg
3,549 lb
MazdaRX-81.3 Wankel
1,379 kg
3,040 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIA5 Coupe (8T3)3.0 TDI
250 km/h
155 mph
MazdaRX-81.3 Wankel
234 km/h
145 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIA5 Coupe (8T3)3.0 TDI6.1 s
MazdaRX-81.3 Wankel6.4 s

The biggest 0-100 km/h difference is between AUDI A5 Coupe (8T3) 3.0 TDI and Mazda RX-8 1.3 Wankel: 0.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIA5 Coupe (8T3)3.0 TDI
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
MazdaRX-81.3 Wankel
11.2 L/100 km
21.0 mpg US
25.2 mpg UK

The biggest fuel consumption difference is between AUDI A5 Coupe (8T3) 3.0 TDI and Mazda RX-8 1.3 Wankel: 4.3 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
AUDIA5 Coupe (8T3)3.0 TDI
149 hp/t
111 kW/t
6.7 kg/hp
MazdaRX-81.3 Wankel
168 hp/t
125 kW/t
6.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA5 Coupe (8T3)3.0 TDI
913 km
567 mi
MazdaRX-81.3 Wankel
545 km
338 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA5 Coupe (8T3)3.0 TDI
240 hp
179 kW
6.1 s
250 km/h
155 mph
MazdaRX-81.3 Wankel
231 hp
172 kW
6.4 s
234 km/h
145 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
AUDIA5 Coupe (8T3)3.0 TDI
Power
240 hp
179 kW
0-100 km/h6.1 s
Top speed
250 km/h
155 mph
Doors/seats
2 doors
4 seats
Trunk
455 L
16.1 cu ft
Length
4,635 mm
182.5 in
Height
1,372 mm
54.0 in
MazdaRX-81.3 Wankel
Power
231 hp
172 kW
0-100 km/h6.4 s
Top speed
234 km/h
145 mph
Doors/seats
2 doors
4 seats
Trunk
290 L
10.2 cu ft
Length
4,430 mm
174.4 in
Height
1,340 mm
52.8 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
AUDIA5 Coupe (8T3)3.0 TDI
Power
240 hp
179 kW
0-100 km/h6.1 s
Top speed
250 km/h
155 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
MazdaRX-81.3 Wankel
Power
231 hp
172 kW
0-100 km/h6.4 s
Top speed
234 km/h
145 mph
11.2 L/100 km
21.0 mpg US
25.2 mpg UK

AUDI A5 Coupe (8T3) 3.0 TDI 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
AUDIA5 Coupe (8T3)3.0 TDI
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
6.1 s
MazdaRX-81.3 Wankel
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
6.4 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
AUDIA5 Coupe (8T3)3.0 TDI
149 hp/t
111 kW/t
6.7 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
MazdaRX-81.3 Wankel
168 hp/t
125 kW/t
6.0 kg/hp
11.2 L/100 km
21.0 mpg US
25.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA5 Coupe (8T3)3.0 TDIMazdaRX-81.3 Wankel
Power
240 hp
179 kW
231 hp
172 kW
Torque
500 Nm
369 lb-ft
211 Nm
156 lb-ft
Acceleration
6.1 s
6.4 s
Top speed
250 km/h
155 mph
234 km/h
145 mph
Lightness
1,610 kg
3,549 lb
1,379 kg
3,040 lb
Fuel consumption
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
11.2 L/100 km
21.0 mpg US
25.2 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
455 L
16.1 cu ft
Length
4,635 mm
182.5 in
Height
1,372 mm
54.0 in
Doors/seats
2 doors
4 seats
Trunk
290 L
10.2 cu ft
Length
4,430 mm
174.4 in
Height
1,340 mm
52.8 in
Range score
913 km
567 mi
545 km
338 mi
CO2 score
-
284 g/km
Trunk score
455 L
16.1 cu ft
290 L
10.2 cu ft
Power-to-weight score
149 hp/t
111 kW/t
6.7 kg/hp
168 hp/t
125 kW/t
6.0 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
VehicleAUDI A5 Coupe (8T3) 3.0 TDIMazda RX-8 1.3 Wankel
Consumption6.9 L/100 km34.1 mpg US40.9 mpg UK11.2 L/100 km21 mpg US25.2 mpg UK
Cost / 100 km12.08 LC100 km19.60 LC100 km
Cost / 100 mi19.43 LC100 mi31.54 LC100 mi
Annual fuel used1,035 L273 US gal228 UK gal1,680 L444 US gal370 UK gal
Annual fuel cost1,811 LC/year2,940 LC/year

Head-to-head comparisons

AUDI A5 Coupe (8T3) 3.0 TDI

  • Has 9 hp more
  • Has 289 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 16 km/h (10 mph) higher top speed
  • Uses 4.3 L/100 km less fuel
  • Has 368 km (229 mi) more estimated range
  • Has 165 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Heaviest

Mazda RX-8 1.3 Wankel

  • Is 231 kg lighter
  • Has 18 hp/t better power-to-weight

Pros

  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A5 Coupe (8T3) 3.0 TDI
Mazda RX-8 1.3 Wankel
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