Car comparison

AUDI S8 (D5) · Facelift 2021 4.0 TFSI V8vsAUDI RS e-tron GT 93.4 kWh

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

New comparison

AUDI S8 (D5) · Facelift 2021

4.0 TFSI V8

571 hp3996 ccGasolineAWDAutomaticTwin-turboSedan2021-present
VS

AUDI RS e-tron GT

93.4 kWh

646 hpElectricAWDAutomatic2021-2024

Comparison overview

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

Best choices

AUDI S8 (D5) Facelift 2021 4.0 TFSI V8

  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    2,220 kg
    4,894 lb
  • Largest trunk
    505 L
  • Best overall score
    82/100
  • Best economy score
    78/100
  • Best practicality score
    76/100

AUDI RS e-tron GT 93.4 kWh

  • Quickest 0-100 km/h
    3.3 s
  • Most powerful
    646 hp
    482 kW
  • Highest torque
    830 Nm
    612 lb-ft
  • Best power-to-weight
    275 hp/t
    205 kW/t
    3.6 kg/hp
  • Best performance score
    86/100

Specification comparison

Specification comparison
ModelAUDIS8 (D5)Facelift 20214.0 TFSI V8AUDIRS e-tron GT93.4 kWh
Power
571hp426kW
646hp482kW
Torque
800Nm590lb-ft
830Nm612lb-ft
Curb weight
2,220kg4,894lb
2,347kg5,174lb
Gross weight
2,835kg6,250lb
2,860kg6,305lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
36.7s99% target: 262 km/h / 163 mph
Calculated
37.6s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.8s
3.3s
0-200 km/h
11.2s
Calculated
10.9s
Calculated
0-60 mph
3.6s
Calculated
3.1s
Calculated
Fuel consumption
10.8L/100 km21.8mpg US26.2mpg UK
-
Fuel consumption city
15.1L/100 km15.6mpg US18.7mpg UK
-
Fuel consumption highway
8.2L/100 km28.7mpg US34.4mpg UK
-
Quarter mile
11.6s
Calculated
11.2s
Calculated
Power-to-weight
257hp/t192kW/t117hp/1000 lb
Calculated
275hp/t205kW/t125hp/1000 lb
Calculated
Torque-to-weight
360Nm/t241lb-ft/ton
Calculated
354Nm/t237lb-ft/ton
Calculated
Estimated range
759km472mi
Calculated
-
Displacement
3,996cc244cu in
-
Length
5,190mm204in
4,989mm196in
Width
1,945mm77in
1,964mm77in
Height
1,475mm58in
1,414mm56in
Wheelbase
2,998mm118in
2,900mm114in
Front track
1,629mm64in
1,702mm67in
Rear track
1,614mm64in
1,667mm66in
Trunk volume
505L
350L
Doors
4
4
Seats
5
4
Fuel tank
82L
-

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS8 (D5)Facelift 20214.0 TFSI V8AUDIRS e-tron GT93.4 kWh
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
3.1 s
0-100 km/h
0-62 mph
3.8 s
3.3 s
0-200 km/h
0-124 mph
11.2 s
10.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
1.9 s
330 ft
101 m
5.2 s
4.8 s
1/8 mile
201 m
7.7 s
7.3 s
1000 ft
305 m
9.8 s
9.4 s
1/4 mile
402 m
11.6 s
11.2 s
Trap speed
1/4 mile
402 m
203 km/h
126 mph
202 km/h
126 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS8 (D5)Facelift 20214.0 TFSI V8
571 hp
426 kW
AUDIRS e-tron GT93.4 kWh
646 hp
482 kW

AUDI RS e-tron GT 93.4 kWh has 75 hp more than AUDI S8 (D5) Facelift 2021 4.0 TFSI V8.

The biggest power difference is between AUDI S8 (D5) Facelift 2021 4.0 TFSI V8 and AUDI RS e-tron GT 93.4 kWh: 75 hp (56 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIS8 (D5)Facelift 20214.0 TFSI V8
800 Nm
590 lb-ft
AUDIRS e-tron GT93.4 kWh
830 Nm
612 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS8 (D5)Facelift 20214.0 TFSI V8
2,220 kg
4,894 lb
AUDIRS e-tron GT93.4 kWh
2,347 kg
5,174 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIS8 (D5)Facelift 20214.0 TFSI V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIRS e-tron GT93.4 kWh
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
AUDIS8 (D5)Facelift 20214.0 TFSI V83.8 s
AUDIRS e-tron GT93.4 kWh3.3 s

The biggest 0-100 km/h difference is between AUDI RS e-tron GT 93.4 kWh and AUDI S8 (D5) Facelift 2021 4.0 TFSI V8: 0.5 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
AUDIS8 (D5)Facelift 20214.0 TFSI V8
257 hp/t
192 kW/t
3.9 kg/hp
AUDIRS e-tron GT93.4 kWh
275 hp/t
205 kW/t
3.6 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS8 (D5)Facelift 20214.0 TFSI V8
571 hp
426 kW
3.8 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIRS e-tron GT93.4 kWh
646 hp
482 kW
3.3 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
AUDIS8 (D5)Facelift 20214.0 TFSI V8
Power
571 hp
426 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
505 L
17.8 cu ft
Length
5,190 mm
204.3 in
Height
1,475 mm
58.1 in
AUDIRS e-tron GT93.4 kWh
Power
646 hp
482 kW
0-100 km/h3.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
4 seats
Trunk
350 L
12.4 cu ft
Length
4,989 mm
196.4 in
Height
1,414 mm
55.7 in

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS8 (D5)Facelift 20214.0 TFSI V8AUDIRS e-tron GT93.4 kWh
Power
571 hp
426 kW
646 hp
482 kW
Torque
800 Nm
590 lb-ft
830 Nm
612 lb-ft
Acceleration
3.8 s
3.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,220 kg
4,894 lb
2,347 kg
5,174 lb
Fuel consumption
10.8 L/100 km
21.8 mpg US
26.2 mpg UK
-
Practicality
Doors/seats
4 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
5,190 mm
204.3 in
Height
1,475 mm
58.1 in
Doors/seats
4 doors
4 seats
Trunk
350 L
12.4 cu ft
Length
4,989 mm
196.4 in
Height
1,414 mm
55.7 in
Range score
759 km
472 mi
-
Trunk score
505 L
17.8 cu ft
350 L
12.4 cu ft
Power-to-weight score
257 hp/t
192 kW/t
3.9 kg/hp
275 hp/t
205 kW/t
3.6 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 S8 (D5) Facelift 2021 4.0 TFSI V8
Consumption10.8 L/100 km21.8 mpg US26.2 mpg UK
Cost / 100 km18.90 LC100 km
Cost / 100 mi30.42 LC100 mi
Annual fuel used1,620 L428 US gal356 UK gal
Annual fuel cost2,835 LC/year

Head-to-head comparisons

AUDI S8 (D5) Facelift 2021 4.0 TFSI V8

  • Is 127 kg lighter
  • Has 5 km/h (3 mph) higher top speed
  • Has 155 L more trunk volume

Pros

  • Highest top speed
  • Lightest
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power

AUDI RS e-tron GT 93.4 kWh

  • Has 75 hp more
  • Has 30 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Has 18 hp/t better power-to-weight

Pros

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

Cons

  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S8 (D5) 4.0 TFSI V8
AUDI RS e-tron GT 93.4 kWh
Compare selected cars
2 vehicles selected

Popular comparisons

4.0 TFSI V8
4.0 TFSI V8
VS
AUDIS8 (D5)Facelift 20214.0 TFSI V8vsAUDIS8 (D5)4.0 TFSI V8
93.4 kWh
105 kWh
VS
AUDIRS e-tron GT93.4 kWhvsAUDIRS e-tron GTFacelift 2024105 kWh
4.0 TFSI V8
4.0 TFSI COD V8 plus
VS
AUDIS8 (D5)Facelift 20214.0 TFSI V8vsAUDIS8 (D4)Facelift 20134.0 TFSI COD V8 plus
93.4 kWh
performance 4.0 TFSI V8
VS
AUDIRS e-tron GT93.4 kWhvsAUDIRSQ8 (4M)Facelift 2024performance 4.0 TFSI V8
4.0 TFSI V8
4.0 TFSI V8
VS
AUDIS8 (D5)Facelift 20214.0 TFSI V8vsAUDIS8 (D4)4.0 TFSI V8
93.4 kWh
4.0 TFSI V8
VS
AUDIRS e-tron GT93.4 kWhvsAUDIRS6 Avant (C8)4.0 TFSI V8
4.0 TFSI V8
5.2 FSI V10
VS
AUDIS8 (D5)Facelift 20214.0 TFSI V8vsAUDIS8 (D3)Facelift 20075.2 FSI V10
93.4 kWh
4.0 TFSI V8
VS
AUDIRS e-tron GT93.4 kWhvsAUDIRS7 Sportback (C8)4.0 TFSI V8
4.0 TFSI V8
5.2 FSI V10
VS
AUDIS8 (D5)Facelift 20214.0 TFSI V8vsAUDIS8 (D3)5.2 FSI V10
93.4 kWh
105 kWh
VS
AUDIRS e-tron GT93.4 kWhvsAUDIS e-tron GT105 kWh
4.0 TFSI V8
4.2 V8 40V
VS
AUDIS8 (D5)Facelift 20214.0 TFSI V8vsAUDIS8 (D2)4.2 V8 40V
4.0 TFSI V8
60 TFSI V8
VS
AUDIS8 (D5)Facelift 20214.0 TFSI V8vsAUDIA8 (D5)Facelift 202160 TFSI V8
AUDI S8 (D5) · Facelift 2021 4.0 TFSI V8 vs AUDI RS e-tron GT 93.4 kWh - car comparison - FastVsFaster