Car comparison

AUDI RS3 Sedan (8Y) 2.5 TFSIvsAUDI S6 (C8) · Facelift 2023 2.9 TFSI V6

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

New comparison

AUDI RS3 Sedan (8Y)

2.5 TFSI

400 hp2480 ccGasolineAWDAutomaticTurbochargedSedan2021-2024
VS

AUDI S6 (C8) · Facelift 2023

2.9 TFSI V6

444 hp2894 ccGasolineAWDAutomaticTwin-turboSedan2023-2025

Comparison overview

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

Best choices

AUDI RS3 Sedan (8Y) 2.5 TFSI

  • Quickest 0-100 km/h
    3.8 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,575 kg
    3,472 lb
  • Best power-to-weight
    254 hp/t
    189 kW/t
    3.9 kg/hp
  • Lowest combined fuel consumption
    8.7 L/100 km
    27.0 mpg US
    32.5 mpg UK
  • Lowest city consumption
    11.6 L/100 km
    20.3 mpg US
    24.4 mpg UK
  • Lowest highway consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Best performance score
    78/100
  • Best economy score
    83/100

AUDI S6 (C8) Facelift 2023 2.9 TFSI V6

  • Most powerful
    444 hp
    331 kW
  • Highest torque
    600 Nm
    443 lb-ft
  • Best estimated range
    682 km
    424 mi
  • Largest trunk
    388 L
  • Best overall score
    76/100
  • Best practicality score
    71/100

Specification comparison

Specification comparison
ModelAUDIRS3 Sedan (8Y)2.5 TFSIAUDIS6 (C8)Facelift 20232.9 TFSI V6
Power
400hp298kW
444hp331kW
Torque
500Nm369lb-ft
600Nm443lb-ft
Curb weight
1,575kg3,472lb
2,035kg4,486lb
Gross weight
2,080kg4,586lb
2,625kg5,787lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
35.8s99% target: 262 km/h / 163 mph
Calculated
45.7s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
3.8s
4.5s
0-200 km/h
11.1s
Calculated
13.6s
Calculated
0-60 mph
3.6s
Calculated
4.3s
Calculated
Fuel consumption
8.7L/100 km27mpg US32.5mpg UK
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption city
11.6L/100 km20.3mpg US24.4mpg UK
12.4L/100 km19mpg US22.8mpg UK
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
9L/100 km26.1mpg US31.4mpg UK
Quarter mile
11.6s
Calculated
12.4s
Calculated
Power-to-weight
254hp/t189kW/t115hp/1000 lb
Calculated
218hp/t163kW/t99hp/1000 lb
Calculated
Torque-to-weight
317Nm/t212lb-ft/ton
Calculated
295Nm/t197lb-ft/ton
Calculated
Estimated range
632km393mi
Calculated
682km424mi
Calculated
Displacement
2,480cc151cu in
2,894cc177cu in
Length
4,542mm179in
4,954mm195in
Width
1,851mm73in
1,886mm74in
Height
1,412mm56in
1,448mm57in
Wheelbase
2,631mm104in
2,929mm115in
Front track
1,592mm63in
-
Rear track
1,524mm60in
-
Trunk volume
321L
388L
Doors
4
4
Seats
5
5
Fuel tank
55L
73L
CO2 emissions
198g/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 RS3 Sedan (8Y) 2.5 TFSIAUDI S6 (C8) Facelift 2023 2.9 TFSI V6PowerTorque
  • AUDI RS3 Sedan (8Y) 2.5 TFSI: Power / Torque
  • AUDI S6 (C8) Facelift 2023 2.9 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIRS3 Sedan (8Y)2.5 TFSI5,600-7,000 rpm2,250-5,600 rpm7,250 rpm
AUDIS6 (C8)Facelift 20232.9 TFSI V65,900 rpm2,700 rpm6,150 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIRS3 Sedan (8Y)2.5 TFSIAUDIS6 (C8)Facelift 20232.9 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
4.3 s
0-100 km/h
0-62 mph
3.8 s
4.5 s
0-200 km/h
0-124 mph
11.1 s
13.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.2 s
5.6 s
1/8 mile
201 m
7.7 s
8.2 s
1000 ft
305 m
9.8 s
10.5 s
1/4 mile
402 m
11.6 s
12.4 s
Trap speed
1/4 mile
402 m
204 km/h
127 mph
192 km/h
119 mph

Power comparison

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

Chart data table
VehicleValue
AUDIRS3 Sedan (8Y)2.5 TFSI
400 hp
298 kW
AUDIS6 (C8)Facelift 20232.9 TFSI V6
444 hp
331 kW

AUDI S6 (C8) Facelift 2023 2.9 TFSI V6 has 44 hp more than AUDI RS3 Sedan (8Y) 2.5 TFSI.

The biggest power difference is between AUDI RS3 Sedan (8Y) 2.5 TFSI and AUDI S6 (C8) Facelift 2023 2.9 TFSI V6: 44 hp (33 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIRS3 Sedan (8Y)2.5 TFSI
500 Nm
369 lb-ft
AUDIS6 (C8)Facelift 20232.9 TFSI V6
600 Nm
443 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIRS3 Sedan (8Y)2.5 TFSI
1,575 kg
3,472 lb
AUDIS6 (C8)Facelift 20232.9 TFSI V6
2,035 kg
4,486 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIRS3 Sedan (8Y)2.5 TFSI
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIS6 (C8)Facelift 20232.9 TFSI V6
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIRS3 Sedan (8Y)2.5 TFSI3.8 s
AUDIS6 (C8)Facelift 20232.9 TFSI V64.5 s

Although AUDI S6 (C8) Facelift 2023 2.9 TFSI V6 has more power, AUDI RS3 Sedan (8Y) 2.5 TFSI is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between AUDI RS3 Sedan (8Y) 2.5 TFSI and AUDI S6 (C8) Facelift 2023 2.9 TFSI V6: 0.7 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIRS3 Sedan (8Y)2.5 TFSI
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
AUDIS6 (C8)Facelift 20232.9 TFSI V6
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

The biggest fuel consumption difference is between AUDI RS3 Sedan (8Y) 2.5 TFSI and AUDI S6 (C8) Facelift 2023 2.9 TFSI V6: 2.0 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
AUDIRS3 Sedan (8Y)2.5 TFSI
254 hp/t
189 kW/t
3.9 kg/hp
AUDIS6 (C8)Facelift 20232.9 TFSI V6
218 hp/t
163 kW/t
4.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIRS3 Sedan (8Y)2.5 TFSI
632 km
393 mi
AUDIS6 (C8)Facelift 20232.9 TFSI V6
682 km
424 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIRS3 Sedan (8Y)2.5 TFSI
400 hp
298 kW
3.8 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIS6 (C8)Facelift 20232.9 TFSI V6
444 hp
331 kW
4.5 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 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
AUDIRS3 Sedan (8Y)2.5 TFSI
Power
400 hp
298 kW
0-100 km/h3.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
321 L
11.3 cu ft
Length
4,542 mm
178.8 in
Height
1,412 mm
55.6 in
AUDIS6 (C8)Facelift 20232.9 TFSI V6
Power
444 hp
331 kW
0-100 km/h4.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
388 L
13.7 cu ft
Length
4,954 mm
195.0 in
Height
1,448 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
AUDIRS3 Sedan (8Y)2.5 TFSI
Power
400 hp
298 kW
0-100 km/h3.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
AUDIS6 (C8)Facelift 20232.9 TFSI V6
Power
444 hp
331 kW
0-100 km/h4.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

AUDI RS3 Sedan (8Y) 2.5 TFSI 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
AUDIRS3 Sedan (8Y)2.5 TFSI
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
3.8 s
AUDIS6 (C8)Facelift 20232.9 TFSI V6
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
4.5 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
AUDIRS3 Sedan (8Y)2.5 TFSI
254 hp/t
189 kW/t
3.9 kg/hp
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
AUDIS6 (C8)Facelift 20232.9 TFSI V6
218 hp/t
163 kW/t
4.6 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIRS3 Sedan (8Y)2.5 TFSIAUDIS6 (C8)Facelift 20232.9 TFSI V6
Power
400 hp
298 kW
444 hp
331 kW
Torque
500 Nm
369 lb-ft
600 Nm
443 lb-ft
Acceleration
3.8 s
4.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,575 kg
3,472 lb
2,035 kg
4,486 lb
Fuel consumption
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
321 L
11.3 cu ft
Length
4,542 mm
178.8 in
Height
1,412 mm
55.6 in
Doors/seats
4 doors
5 seats
Trunk
388 L
13.7 cu ft
Length
4,954 mm
195.0 in
Height
1,448 mm
57.0 in
Range score
632 km
393 mi
682 km
424 mi
CO2 score
198 g/km
-
Trunk score
321 L
11.3 cu ft
388 L
13.7 cu ft
Power-to-weight score
254 hp/t
189 kW/t
3.9 kg/hp
218 hp/t
163 kW/t
4.6 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 RS3 Sedan (8Y) 2.5 TFSIAUDI S6 (C8) Facelift 2023 2.9 TFSI V6
Consumption8.7 L/100 km27 mpg US32.5 mpg UK10.7 L/100 km22 mpg US26.4 mpg UK
Cost / 100 km15.22 LC100 km18.72 LC100 km
Cost / 100 mi24.50 LC100 mi30.13 LC100 mi
Annual fuel used1,305 L345 US gal287 UK gal1,605 L424 US gal353 UK gal
Annual fuel cost2,284 LC/year2,809 LC/year

Head-to-head comparisons

AUDI RS3 Sedan (8Y) 2.5 TFSI

  • Is 460 kg lighter
  • Is 0.7 s quicker from 0-100 km/h
  • Uses 2.0 L/100 km less fuel
  • Has 36 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Smallest trunk

AUDI S6 (C8) Facelift 2023 2.9 TFSI V6

  • Has 44 hp more
  • Has 100 Nm more
  • Has 50 km (31 mi) more estimated range
  • Has 67 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI RS3 Sedan (8Y) 2.5 TFSI
AUDI S6 (C8) 2.9 TFSI V6
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2 vehicles selected

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