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APriusPHEVvsB520iPetrol
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  • PerformancePerformance0-100, top speed
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  • SpecsPrius · 520i

Toyota Prius PHEV vs BMW 520i G30: 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.

compact · 2023 vs 2020 · Methodology
ToyotaPHEVFaster

Prius PHEV

223 hp · 270 Nm · 1,540 kg · 2023

VS
BMWPetrol

520i G30

184 hp · 290 Nm · 1,610 kg · 2020

Result · 0–100 km/h

AToyota Prius PHEV

6.88 s

Gap0.90 sin favour of Prius PHEV
BBMW 520i G30

7.78 s

Summary · Caralogy simulation
MeasurePrius PHEV520i G30Gap
0–100 km/h6.88 s7.78 s0.90 s · Prius PHEV
400 m standing start15.10 s15.64 s0.54 s · Prius PHEV
1,000 m standing start27.47 s28.79 s1.32 s · Prius PHEV
Top speed (electronically limited)262 km/h232 km/h30 km/h · Prius PHEV
Power-to-weight ratio6.91 kg/hp8.75 kg/hpbetter ratio · Prius PHEV

Watch the race

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

ToyotaPHEVPrius PHEV
Speed
0km/h
Timer
0,00s
Distance
0m
BMWPetrol520i G30
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.
StagePrius PHEV520i G30
0–30 km/h1.67 s1.38 s
0–50 km/h2.68 s2.60 s · tight gap
0–80 km/h4.96 s5.29 s
0–100 km/h6.88 s7.78 s
0–120 km/h9.75 s11.00 s
0–160 km/h17.29 s20.46 s
0–200 km/h28.70 s39.01 s
400 m standing start15.10 s15.64 s
1,000 m standing start27.47 s28.79 s
Top speed262 km/h232 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.

Toyota

Prius PHEV

6,91kg/hpratio better by 1,84 kg/hp
CharacteristicValueDetail
Power223 hpInline-4 M20A-FXS (2nd gen Dynamic Force, Atkinson cycle)
Torque270 Nm
Weight1 540 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
Gearboxe-CVT (Hybrid Synergy Drive)
BMW

520i G30

8,75kg/hpcompensated by −70 kg
CharacteristicValueDetail
Power184 hp4 cyl
Torque290 Nm
Weight1 610 kgmanufacturer kerb weight
DrivetrainPropulsion
GearboxEight-speed Steptronic transmission

The start: 0 to 100 km/h

Off the line, the Prius PHEV hits 100 km/h in 6.88 s versus 7.78 s for the 520i. The instant torque of 270 Nm from the electric motor makes the difference. At this point, the Prius PHEV leads by 0.90 s and sits roughly 1 m ahead.

From 100 km/h to 400 metres

At 200 metres, the Prius PHEV is doing 121 km/h against 115 km/h for the 520i. The gap is 0.21 s. The challenger starts to claw back ground.

At 400 metres standing start, the Prius PHEV crosses the line in 15.09 s versus 15.64 s. The 0.55 s gap represents roughly 21 m of track - two to three car lengths.

Beyond 400 metres: top speed comes into play

Past 400 metres, the Prius PHEV continues to build its lead. At 600 metres, it runs at 169 km/h versus 160 km/h. At 1,000 metres, the Prius PHEV finishes in 27.46 s versus 28.78 s, with a 1.32 s lead.

What the numbers don’t tell you

Electronically capped at 235 km/h, the 520i 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.

Instant electric torque gives an advantage off the line. The higher top speed of the combustion engine gives an advantage over longer distances. The distance at which one catches the other depends on the top speed differential.

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 12.92 seconds. The 0.90 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, Prius PHEV wins (6,88 s vs 7,78 s).

Prius PHEV goes from 0 to 100 km/h in 6,88 seconds (calibrated simulation).

Prius PHEV: 223 hp, ratio 6,91 kg/hp. 520i G30: 184 hp, ratio 8,75 kg/hp.

Prius PHEV: 262 km/h. 520i G30: 232 km/h.