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Home›Motorway›BYD Dolphin vs BMW i3

Motorway range comparison

BYD Dolphin Boost 150kW vs BMW i3 (120 Ah) I01

Trip mapped at a glance. Charging stops visible, total duration predictable. Caralogy simulation at 130 km/h.

BYDBEVPlus rapide

Dolphin Boost 150kW

204 ch · 58.5 kWh · 2022

VS
BMWBEV

i3 (120 Ah) I01

170 ch · 37.9 kWh · 2018

MotorwayRange & chargingPerformance0-100, top speedConsumptionAnnual TCO
Simulation trip

Paris → Marseille · 130 km/h · Caralogy simulation

Dolphin Boost 150kWi3 (120 Ah) I01
Total time7h55−46 min8h41
Charging stops3 stops−3 stops6 stops
Total cost42,12 €−3,60 €45,72 €

Visualise the trip

Both vehicles drive at 130 km/h. The difference comes from charging stops.

BYDBEVFastest
Dolphin Boost 150kW
100%
373 km
Range
Paris
0 km · departure
Charge 1
17 min · +23 kWh · 10.53 €
Charge 2
17 min · +23 kWh · 10.53 €
Charge 3
20 min · +27 kWh · 12.12 €
Marseille
775 km · Arrival 7h55
3
Stops
7h55
Duration
42,12 €
Cost
BMWBEV
i3 (120 Ah) I01
100%
245 km
Range
Paris
0 km · departure
Charge 1
17 min · +15 kWh · 6.82 €
Charge 2
17 min · +15 kWh · 6.82 €
Charge 3
17 min · +15 kWh · 6.82 €
Charge 4
17 min · +15 kWh · 6.82 €
Charge 5
17 min · +15 kWh · 6.82 €
Charge 6
16 min · +15 kWh · 6.54 €
Marseille
775 km · Arrival 8h41
6
Stops
8h41
Duration
45,72 €
Cost

Analysis

The 46-minute lead of the Dolphin Boost 150kW does not come from driving speed, but from 3 fewer charging stops on this route (3 vs 6).

Both vehicles drove at 130 km/h for the entire trip. The gap is built at the stops: 3 stops totalling 54 min for the Dolphin Boost 150kW versus 6 stops totalling 100 min for the i3 (120 Ah) I01.

Motorway consumption: the Caralogy methodology

The official WLTP figures (14,5 kWh/100km for Dolphin Boost 150kW and 13,1 kWh/100km for i3 (120 Ah) I01) are measured on a mixed cycle averaging ~46 km/h. At a steady 130 km/h, aerodynamic drag weighs much more heavily — it grows with the square of speed. Caralogy calculates a motorway consumption specific to each vehicle based on its aerodynamic profile (SCx), weight and power curve — not a uniform correction factor. For this trip, the simulation yields 15,7 kWh/100km (Dolphin Boost 150kW) and 15,5 kWh/100km (i3 (120 Ah) I01). Full methodology: see the dedicated button above the summary.

Recovery speed: 8,7 km/min versus 5,8 km/min

During the 54 minutes of charging for the Dolphin Boost 150kW, range recovers by 470 km. During the 100 cumulative minutes for the i3 (120 Ah) I01, range recovers by 583 km. Per minute: the Dolphin Boost 150kW recovers 1,5× faster. At this rate, the charging stop blends into the trip rhythm — just enough time for a coffee. At a lower rate, it dictates the pace.

For reference: how much would an equivalent petrol SUV cost?

A Peugeot 208 1.2 PureTech 100 (equivalent segment) consumes about 6,2 L/100km on the motorway at 130 km/h. At 1,9 €/L, this Paris → Marseille trip would cost ~89 €. That is 2,1× the electric cost of the Dolphin Boost 150kW and 1,9× that of the i3 (120 Ah) I01. The gap narrows in winter but never reverses.

Energy cost breakdown for your trip Paris → Marseille

The cost per kilometre depends on the electricity rate applied to each segment — based on the energy source used at that point of the trip.

BYD

Dolphin Boost 150kW

SegmentDistance€/kmCost
Paris → Tournus, A6initial energy charged at home · 0,21 €/kWh335 km53 kWh consumed0,033 €/km11,06 €
Tournus, A6 → Valence, A7energy charged at Ionity 83 kW · 0,45 €/kWh149 km23 kWh consumed0,071 €/km10,53 €
Valence, A7 → Montélimar, A7energy charged at Ionity 83 kW · 0,45 €/kWh149 km23 kWh consumed0,071 €/km10,53 €
Montélimar, A7 → Marseilleenergy charged at Ionity 81 kW · 0,45 €/kWh142 km22 kWh consumed0,070 €/km10,00 €
Trip total42,12 €
BMW

i3 (120 Ah) I01

SegmentDistance€/kmCost
Paris → Beaune, A6initial energy charged at home · 0,21 €/kWh221 km34 kWh consumed0,032 €/km7,16 €
Beaune, A6 → Tournus, A6energy charged at Ionity 54 kW · 0,45 €/kWh98 km15 kWh consumed0,070 €/km6,82 €
Tournus, A6 → Limonest, A6energy charged at Ionity 54 kW · 0,45 €/kWh98 km15 kWh consumed0,070 €/km6,82 €
Limonest, A6 → Valence, A7energy charged at Ionity 54 kW · 0,45 €/kWh98 km15 kWh consumed0,070 €/km6,82 €
Valence, A7 → Montélimar, A7energy charged at Ionity 54 kW · 0,45 €/kWh98 km15 kWh consumed0,070 €/km6,82 €
Montélimar, A7 → Manosque, A51energy charged at Ionity 54 kW · 0,45 €/kWh98 km15 kWh consumed0,070 €/km6,82 €
Manosque, A51 → Marseilleenergy charged at Ionity 54 kW · 0,45 €/kWh64 km10 kWh consumed0,070 €/km4,45 €
Trip total45,72 €

Range recovered by stop duration

How many kilometres do you recover depending on the time spent at the charger? Comparison at nominal peak power.

Charging stop durationBYD Dolphin Boost 150kWBMW i3 (120 Ah) I01
5 minutes——
10 minutes——
20 minutes——
Full session 10 → 80 %——

Compare with another vehicle

Replace one of the two with an alternative from the same segment

BYDBEV

Dolphin Boost 150kW

204 ch · 58.5 kWh · 2022

BMWBEV

i3 (120 Ah) I01

170 ch · 37.9 kWh · 2018

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BmwVSFiat

i3 (120 Ah) vs Tipo 1.5 Hybrid 130 7DCT

Frequently asked questions

The advantage comes from the combo real range + charging speed. On Paris → Marseille (775 km at 130 km/h), the Dolphin Boost 150kW arrives in 7h55 with 3 charging stops.

WLTP consumption does not reflect motorway reality. Aerodynamic drag grows with the square of speed, so real consumption is 15 to 25 % higher than WLTP combined. Caralogy calculates a highway consumption specific to each vehicle based on its aerodynamic profile (SCx), weight and power curve.

Total time = driving time + charging time. Driving time is calculated at an average speed of 130 km/h on the motorway (adjustable). Charging time is calculated based on the real power curve of each vehicle, respecting the optimal 10 → 80 % range and the maximum power accepted by the chargers on the route.

No. The displayed cost covers only the energy consumed during the trip: kWh × energy rate, with a mix of home charging and DC fast chargers. Battery wear is a long-term ownership cost, not a trip cost.

Electric: 42,12 € (Dolphin Boost 150kW) and 45,72 € (i3 (120 Ah) I01). An equivalent petrol SUV (~8 L/100 km) would cost about 115 € in motorway fuel. Electric costs less in energy but adds charging stops.