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4vsDolphinBEV
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MG4 Trophy AWD vs BYD Dolphin Active 70kW: which is cheaper to run?

What each kilometre costs, depending on your driving profile and how you charge. Annual projection and cumulative savings over 10 years.

compact · 2023 vs 2022 · 15,000 km/an · Mixed · Home 0.20 €/kWh · Methodology
Annual mileage
15,000 km
5,000 km50,000 km
Driving mix

30 % City · 50 % Road · 20 % Motorway

Charging type

Result · yearly energy cost

AMG4 Trophy AWD

515 €per year

17,2 kWh/100 km weighted · 3.43 € per 100 km · 2 574 kWh per year

Gap104 € per yearin favour of the Dolphin Active 70kW (−20 %)≈ 48 L petrol 95
BBYD Dolphin Active 70kW

411 €per year

13,7 kWh/100 km weighted · 2.74 € per 100 km · 2 054 kWh per year

The verdict changes with your usage
ProfileSplitAA · 4BB · DolphinGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway438 €393 €46 € · Dolphin
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway515 €411 €104 € · Dolphin
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway609 €427 €182 € · Dolphin

Cumulative saving for the Dolphin Active 70kW

1 year
104 €
3 years
312 €
5 years
521 €
10 years
1,042 €

Energy only. Excludes purchase, insurance, servicing, depreciation.

What produces these figures

WLTP combined
16.5 kWh/100 km · 13.8 kWh/100 km
Powertrain
Fully electric · Fully electric
Power
435 ch · 95 ch
Kerb weight
1,985 kg · 1,405 kg

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Frequently asked questions

On a 100 km mixed trip, the BYD Dolphin Active 70kW is about 20% cheaper than the MG4 Trophy AWD with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

MG4 Trophy AWD offers more range: 385 km vs 340 km for BYD Dolphin Active 70kW (WLTP/EPA). In real motorway use, expect 10-20% less depending on temperature.

The BYD Dolphin Active 70kW is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.

· Dolphin