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  • SpecsC · 7

Mercedes C 400 e 4MATIC Saloon W206 vs DS7 E-Tense 4x4 300: 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.

saloon · 2024 vs 2021 · Methodology
MercedesPHEVFaster

C 400 e 4MATIC Saloon W206

381 hp · 650 Nm · 2,130 kg · 2024

VS
DSPHEV

7 E-Tense 4x4 300

305 hp · 500 Nm · 1,900 kg · 2021

Result · 0–100 km/h

AMercedes C 400 e 4MATIC Saloon W206

5.29 s

Gap0.69 sin favour of C 400 e 4MATIC Saloon
BDS7 E-Tense 4x4 300

5.98 s

Summary · Caralogy simulation
MeasureC 400 e 4MATIC Saloon W2067 E-Tense 4x4 300Gap
0–100 km/h5.29 s5.98 s0.69 s · C 400 e 4MATIC Saloon W206
400 m standing start13.55 s14.27 s0.72 s · C 400 e 4MATIC Saloon W206
1,000 m standing start24.54 s26.41 s1.87 s · C 400 e 4MATIC Saloon W206
Top speed (electronically limited)240 km/h230 km/h10 km/h · C 400 e 4MATIC Saloon W206
Power-to-weight ratio5.59 kg/hp6.23 kg/hpbetter ratio · C 400 e 4MATIC Saloon W206

Watch the race

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

MercedesPHEVC 400 e 4MATIC Saloon W206
Speed
0km/h
Timer
0,00s
Distance
0m
DSPHEV7 E-Tense 4x4 300
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.
StageC 400 e 4MATIC Saloon W2067 E-Tense 4x4 300
0–30 km/h1.36 s1.31 s · tight gap
0–50 km/h2.05 s · tight gap2.11 s
0–80 km/h3.73 s4.09 s
0–100 km/h5.29 s5.98 s
0–120 km/h7.11 s8.25 s
0–160 km/h12.14 s15.16 s
0–200 km/h19.52 s28.87 s
400 m standing start13.55 s14.27 s
1,000 m standing start24.54 s26.41 s
Top speed240 km/h230 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.

Mercedes

C 400 e 4MATIC Saloon W206

5,59kg/hpratio better by 0,64 kg/hp
CharacteristicValueDetail
Power381 hp4 cyl
Torque650 Nm
Weight2 130 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxUnknown
DS

7 E-Tense 4x4 300

6,23kg/hpcompensated by −230 kg
CharacteristicValueDetail
Power305 hpPending
Torque500 Nm
Weight1 900 kgmanufacturer kerb weight
DrivetrainIntegrale (4WD)
Gearbox8-speed automatic

The start: 0 to 100 km/h

Off the line, the C 400 e 4MATIC Saloon hits 100 km/h in 5.29 s versus 5.98 s for the 7 E-Tense 4x4 300. At this point, the C 400 e 4MATIC Saloon leads by 0.69 s and sits roughly 4 m ahead.

From 100 km/h to 400 metres

At 200 metres, the C 400 e 4MATIC Saloon is doing 135 km/h against 127 km/h for the 7 E-Tense 4x4 300. The gap is 0.36 s. The challenger starts to claw back ground.

At 400 metres standing start, the C 400 e 4MATIC Saloon crosses the line in 13.55 s versus 14.27 s. The 0.72 s gap represents roughly 31 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the C 400 e 4MATIC Saloon continues to build its lead. At 600 metres, it runs at 191 km/h versus 174 km/h. At 1,000 metres, the C 400 e 4MATIC Saloon finishes in 24.53 s versus 26.41 s, with a 1.87 s lead. Both vehicles have similar top speeds (240 vs 230 km/h), preventing any comeback.

What the numbers don’t tell you

Electronically capped at 240 km/h, the C 400 e 4MATIC Saloon never reaches its natural aerodynamic ceiling in this duel. That’s not a physical limit of the motor - it’s a deliberate manufacturer decision, typically tied to standard-fit tyre ratings or model-range positioning.

With two plug-in hybrid powertrains, the difference comes down to power-to-weight ratio (5.59 kg/hp vs 6.23 kg/hp) and transmission (Unknown vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 9.63 seconds. The 0.69 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

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E-Tense 4x4 300 vs Q5 Sportback TFSI e-hybrid quattro S tronic 220 kW

Frequently asked questions

Over 0–100 km/h, C 400 e 4MATIC Saloon W206 wins (5,29 s vs 5,98 s).

C 400 e 4MATIC Saloon W206 goes from 0 to 100 km/h in 5,29 seconds (calibrated simulation).

C 400 e 4MATIC Saloon W206: 381 hp, ratio 5,59 kg/hp. 7 E-Tense 4x4 300: 305 hp, ratio 6,23 kg/hp.

C 400 e 4MATIC Saloon W206: 240 km/h. 7 E-Tense 4x4 300: 230 km/h.