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AS6vsBiX3BEV
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsS6 · iX3

Audi S6 Sportback e-tron vs BMW iX3 G08: which is truly faster?

Simulated drag race 0 → 1,000 m in real time. Synchronised speed counters and stopwatch. Physics calibration on 7 manufacturer measurements.

grand tourer · 2026 vs 2020 · Methodology
AudiBEVFaster

S6 Sportback e-tron

543 hp · 855 Nm · 2,325 kg · 2026

VS
BMWBEV

iX3 G08

286 hp · 400 Nm · 2,185 kg · 2020

Result · 0–100 km/h

AAudi S6 Sportback e-tron

4.08 s

Gap2.79 sin favour of S6 Sportback e-tron
BBMW iX3 G08

6.86 s

Summary · Caralogy simulation
MeasureS6 Sportback e-troniX3 G08Gap
0–100 km/h4.08 s6.86 s2.79 s · S6 Sportback e-tron
400 m standing start12.52 s15.08 s2.56 s · S6 Sportback e-tron
1,000 m standing start23.58 s27.54 s3.96 s · S6 Sportback e-tron
Top speed (electronically limited)233 km/h180 km/h53 km/h · S6 Sportback e-tron
Power-to-weight ratio4.28 kg/hp7.64 kg/hpbetter ratio · S6 Sportback e-tron

Watch the race

Standing-start drag race, calibrated on manufacturer splits. The gap shows at each stage.

AudiBEVS6 Sportback e-tron
Speed
0km/h
Timer
0,00s
Distance
0m
BMWBEViX3 G08
Speed
0km/h
Timer
0,00s
Distance
0m
100 m
200 m
300 m
400 m
500 m
600 m
700 m
800 m
900 m
1000 m
0m → 1000m
Gap0m

Stage-by-stage comparison

Simulated performance at each stage. Best value in bold.
StageS6 Sportback e-troniX3 G08
0–30 km/h1.11 s1.89 s
0–50 km/h1.86 s3.16 s
0–80 km/h3.03 s5.13 s
0–100 km/h4.08 s6.86 s
0–120 km/h5.44 s9.11 s
0–160 km/h10.00 s16.42 s
0–200 km/h19.13 s-
400 m standing start12.52 s15.08 s
1,000 m standing start23.58 s27.54 s
Top speed233 km/h180 km/h

Parameters and assumptions

Simulation

Start
Standing, straight line
Surface
Dry asphalt, 23°C
Wind
None
Driver
1 person, 75 kg

Calibration

Splits
0–100, 0–200 manufacturer
Power curve
Real measurement (Caralogy)
VMax
Manufacturer limited
Transmission
Losses integrated in model

Physics model calibrated on manufacturer splits. The limited top speed is not the real aerodynamic top speed of the vehicles.

Under the bonnet

Manufacturer technical specifications. The power-to-weight ratio is the key physical factor in a drag race.

Audi

S6 Sportback e-tron

4,28kg/hpratio better by 3,36 kg/hp
CharacteristicValueDetail
Power543 hpPending
Torque855 Nm
Weight2 325 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxUnknown
BMW

iX3 G08

7,64kg/hpcompensated by −140 kg
CharacteristicValueDetail
Power286 hpPending
Torque400 Nm
Weight2 185 kgmanufacturer kerb weight
Drivetrain-
GearboxAutomatic transmission, single-speed with fixed ratio

The start: 0 to 100 km/h

Off the line, the S6 Sportback e-tron hits 100 km/h in 4.08 s versus 6.86 s for the iX3. At this point, the S6 Sportback e-tron leads by 2.79 s and sits roughly 24 m ahead.

From 100 km/h to 400 metres

At 200 metres, the S6 Sportback e-tron is doing 146 km/h against 126 km/h for the iX3. The gap is 1.92 s. The challenger starts to claw back ground.

At 400 metres standing start, the S6 Sportback e-tron crosses the line in 12.52 s versus 15.07 s. The 2.55 s gap represents roughly 105 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the S6 Sportback e-tron continues to build its lead. At 600 metres, it runs at 191 km/h versus 172 km/h. At 1,000 metres, the S6 Sportback e-tron finishes in 23.58 s versus 27.54 s, with a 3.96 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the S6 Sportback e-tron is capped at 240 km/h, the iX3 at 180 km/h. This isn’t a physical engine limit - it’s a manufacturer choice, usually for tyre safety or homologation reasons. Neither car reaches its true aerodynamic top speed.

With two electric powertrains, the difference comes down to power-to-weight ratio (4.28 kg/hp vs 7.64 kg/hp) and transmission (Unknown vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 10.53 seconds. The 2.79 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

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Frequently asked questions

Over 0–100 km/h, S6 Sportback e-tron wins (4,08 s vs 6,86 s).

S6 Sportback e-tron goes from 0 to 100 km/h in 4,08 seconds (calibrated simulation).

S6 Sportback e-tron: 543 hp, ratio 4,28 kg/hp. iX3 G08: 286 hp, ratio 7,64 kg/hp.

S6 Sportback e-tron: 233 km/h. iX3 G08: 180 km/h.