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BMW i7 M70 xDrive G70 vs Audi A6 Sportback e-tron: 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.

limousine · 2023 vs 2026 · Methodology
BMWBEV

i7 M70 xDrive G70

659 hp · 1015 Nm · 2,795 kg · 2023

VS
AudiBEV

A6 Sportback e-tron

286 hp · 435 Nm · 2,100 kg · 2026

Donnée constructeur en cours de validation pour ce profil

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.

BMW

i7 M70 xDrive G70

4,24kg/hpratio better by 3,10 kg/hp
CharacteristicValueDetail
Power659 hpPending
Torque1015 Nm
Weight2 795 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxSingle-speed reduction gear
Audi

A6 Sportback e-tron

7,34kg/hpcompensated by −695 kg
CharacteristicValueDetail
Power286 hpPending
Torque435 Nm
Weight2 100 kgmanufacturer kerb weight
DrivetrainPropulsion
GearboxUnknown

Compare with other alternatives

Swap one of the two models to explore an equivalent duel in the same segment.

Instead of A6 Sportback e-tron
Mercedes EQS 450

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Panamera Turbo S E-Hybrid Executive vs i7 M70 xDrive

PorscheVSBMW

Panamera Turbo S E-Hybrid Sport Turismo vs i7 M70 xDrive

BMWVSPorsche

i7 M70 xDrive vs Panamera Turbo S

Frequently asked questions

See the simulation above.

i7 M70 xDrive G70 goes from 0 to 100 km/h in 3,65 seconds (calibrated simulation).

i7 M70 xDrive G70: 659 hp, ratio 4,24 kg/hp. A6 Sportback e-tron: 286 hp, ratio 7,34 kg/hp.

i7 M70 xDrive G70: 250 km/h. A6 Sportback e-tron: 210 km/h.