Car comparison

AUDI RS6 Avant (C8) performance 4.0 TFSI V8vsAUDI A6 Avant (C8) · Facelift 2023 55 TFSI V6

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

New comparison
VS

AUDI A6 Avant (C8) · Facelift 2023

55 TFSI V6

340 hp2995 ccGasolineAWDAutomaticTurbochargedWagon / estate2023-2025

Comparison overview

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

Best choices

AUDI RS6 Avant (C8) performance 4.0 TFSI V8

  • Quickest 0-100 km/h
    3.4 s
  • Fastest top speed
    290 km/h
    180 mph Unrestricted
    280 km/h
    174 mph Restricted
  • Most powerful
    630 hp
    470 kW
  • Highest torque
    850 Nm
    627 lb-ft
  • Best power-to-weight
    304 hp/t
    226 kW/t
    3.3 kg/hp
  • Best overall score
    87/100
  • Best performance score
    88/100
  • Best practicality score
    86/100

Specification comparison

Specification comparison
ModelAUDIRS6 Avant (C8)performance 4.0 TFSI V8AUDIA6 Avant (C8)Facelift 202355 TFSI V6
Power
630hp470kW
340hp254kW
Torque
850Nm627lb-ft
500Nm369lb-ft
Curb weight
2,075kg4,575lb
1,835kg4,045lb
Gross weight
2,740kg6,041lb
2,480kg5,467lb
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
37.5s99% target: 287 km/h / 178 mph
Calculated
52.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.4s
5.0s
0-200 km/h
9.5s
Calculated
15.8s
Calculated
0-60 mph
3.3s
Calculated
4.8s
Calculated
Fuel consumption
12.7L/100 km18.5mpg US22.2mpg UK
9.1L/100 km25.8mpg US31.0mpg UK
Quarter mile
11.0s
Calculated
13.0s
Calculated
Power-to-weight
304hp/t226kW/t138hp/1000 lb
Calculated
185hp/t138kW/t84hp/1000 lb
Calculated
Torque-to-weight
410Nm/t274lb-ft/ton
Calculated
272Nm/t182lb-ft/ton
Calculated
Estimated range
575km357mi
Calculated
692km430mi
Calculated
Displacement
3,996cc244cu in
2,995cc183cu in
Length
4,995mm197in
4,939mm194in
Width
1,951mm77in
1,886mm74in
Height
1,487mm59in
1,494mm59in
Wheelbase
2,929mm115in
2,924mm115in
Front track
1,668mm66in
1,630mm64in
Rear track
1,650mm65in
1,617mm64in
Trunk volume
548L
550L
Max trunk volume
1,658L
1,660L
Doors
5
5
Seats
5
5
Fuel tank
73L
63L

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 RS6 Avant (C8) performance 4.0 TFSI V8AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6PowerTorque
  • AUDI RS6 Avant (C8) performance 4.0 TFSI V8: Power / Torque
  • AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIRS6 Avant (C8)performance 4.0 TFSI V86,000 rpm2,300-4,500 rpm6,250 rpm
AUDIA6 Avant (C8)Facelift 202355 TFSI V65,200-6,400 rpm1,370-4,500 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIRS6 Avant (C8)performance 4.0 TFSI V8AUDIA6 Avant (C8)Facelift 202355 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
4.8 s
0-100 km/h
0-62 mph
3.4 s
5.0 s
0-200 km/h
0-124 mph
9.5 s
15.8 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.0 s
2.3 s
330 ft
101 m
4.9 s
5.8 s
1/8 mile
201 m
7.3 s
8.6 s
1000 ft
305 m
9.3 s
11.0 s
1/4 mile
402 m
11.0 s
13.0 s
Trap speed
1/4 mile
402 m
215 km/h
134 mph
183 km/h
114 mph

Power comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
630 hp
470 kW
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
340 hp
254 kW

AUDI RS6 Avant (C8) performance 4.0 TFSI V8 has 290 hp more than AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6.

The biggest power difference is between AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6 and AUDI RS6 Avant (C8) performance 4.0 TFSI V8: 290 hp (216 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
850 Nm
627 lb-ft
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
2,075 kg
4,575 lb
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
1,835 kg
4,045 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
Unrestricted
260 km/h162 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V83.4 s
AUDIA6 Avant (C8)Facelift 202355 TFSI V65.0 s

The biggest 0-100 km/h difference is between AUDI RS6 Avant (C8) performance 4.0 TFSI V8 and AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6: 1.6 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

The biggest fuel consumption difference is between AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6 and AUDI RS6 Avant (C8) performance 4.0 TFSI V8: 3.6 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
304 hp/t
226 kW/t
3.3 kg/hp
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
185 hp/t
138 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
575 km
357 mi
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
692 km
430 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
630 hp
470 kW
3.4 s
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
340 hp
254 kW
5.0 s
Unrestricted
260 km/h162 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
Power
630 hp
470 kW
0-100 km/h3.4 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Doors/seats
5 doors
5 seats
Trunk
548 L
19.4 cu ft
Length
4,995 mm
196.7 in
Height
1,487 mm
58.5 in
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
Power
340 hp
254 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
4,939 mm
194.4 in
Height
1,494 mm
58.8 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
Power
630 hp
470 kW
0-100 km/h3.4 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
Power
340 hp
254 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

AUDI RS6 Avant (C8) performance 4.0 TFSI V8 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
3.4 s
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
5.0 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
304 hp/t
226 kW/t
3.3 kg/hp
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
AUDIA6 Avant (C8)Facelift 202355 TFSI V6
185 hp/t
138 kW/t
5.4 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIRS6 Avant (C8)performance 4.0 TFSI V8AUDIA6 Avant (C8)Facelift 202355 TFSI V6
Power
630 hp
470 kW
340 hp
254 kW
Torque
850 Nm
627 lb-ft
500 Nm
369 lb-ft
Acceleration
3.4 s
5.0 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,075 kg
4,575 lb
1,835 kg
4,045 lb
Fuel consumption
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
548 L
19.4 cu ft
Length
4,995 mm
196.7 in
Height
1,487 mm
58.5 in
Doors/seats
5 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
4,939 mm
194.4 in
Height
1,494 mm
58.8 in
Range score
575 km
357 mi
692 km
430 mi
Trunk score
548 L
19.4 cu ft
550 L
19.4 cu ft
Power-to-weight score
304 hp/t
226 kW/t
3.3 kg/hp
185 hp/t
138 kW/t
5.4 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
VehicleAUDI RS6 Avant (C8) performance 4.0 TFSI V8AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6
Consumption12.7 L/100 km18.5 mpg US22.2 mpg UK9.1 L/100 km25.8 mpg US31 mpg UK
Cost / 100 km22.22 LC100 km15.92 LC100 km
Cost / 100 mi35.77 LC100 mi25.63 LC100 mi
Annual fuel used1,905 L503 US gal419 UK gal1,365 L361 US gal300 UK gal
Annual fuel cost3,334 LC/year2,389 LC/year

Head-to-head comparisons

AUDI RS6 Avant (C8) performance 4.0 TFSI V8

  • Has 290 hp more
  • Has 350 Nm more
  • Is 1.6 s quicker from 0-100 km/h
  • Has 30 km/h (19 mph) higher top speed
  • Has 118 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

AUDI A6 Avant (C8) Facelift 2023 55 TFSI V6

  • Is 240 kg lighter
  • Uses 3.6 L/100 km less fuel
  • Has 118 km (73 mi) more estimated range
  • Has 2 L more trunk volume

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI RS6 Avant (C8) performance 4.0 TFSI V8
AUDI A6 Avant (C8) 55 TFSI V6
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