BYD Dolphin vs MG4: Home Charging Comparison
Side-by-side comparison of home charging for the BYD Dolphin (60.4kWh, 265 miles range) and MG4 (64kWh, 280 miles range). Which charges faster, which costs less, and which charger brand works best for each.
| Spec | BYD Dolphin | MG4 | Winner |
|---|---|---|---|
| Battery capacity | 60.4kWh | 64kWh | MG4 |
| Range (WLTP) | 265 miles | 280 miles | MG4 |
| Max AC charge | 7kW (1-phase) | 11kW (3-phase) | MG4 |
| 7kW charge speed | 25 miles/hr | 24 miles/hr | BYD Dolphin |
| 20-100% at 7kW | 6.9 hrs | 7.3 hrs | BYD Dolphin |
| Efficiency | 15.5kWh/100km | 15.7kWh/100km | BYD Dolphin |
| Price from (indicative) | approximately £26,000 | approximately £27,000 | BYD Dolphin |
Prices are indicative UK pricing, June 2026. Verify with the dealer. Both models can be leased through an employer salary sacrifice scheme.
Charging Cost Comparison
| Cost (home charging) | BYD Dolphin | MG4 |
|---|---|---|
| Full charge (20-100%) | ~£12 | ~£13 |
| Electricity per mile | ~6.2p | ~6.3p |
Electricity only, at the Ofgem price cap direct-debit average of about 25p/kWh (set nationally; changes quarterly). There are no per-mile road charges in the UK, and both vehicles pay the same standard-rate VED (~£195/yr), so road tax does not change the head-to-head result. EV tariffs with cheap overnight windows can lower the electricity cost; rates vary by supplier.
Best Charger for Each Vehicle
BYD Dolphin
Single-phase onboard charger limited to 7kW.
MG4
Supports up to 11kW three-phase AC charging.
BYD Dolphin vs MG4 FAQ
Which charges faster at home, BYD Dolphin or MG4?
The BYD Dolphin charges faster on a standard 7kW home charger, taking 6.9 hours from 20% to 100% compared to 7.3 hours for the MG4.
Which is cheaper to charge, BYD Dolphin or MG4?
The BYD Dolphin is more efficient at 15.5kWh/100km, making it slightly cheaper to charge per mile. For an illustrative 8,000-mile year at the Ofgem cap average of about 25p/kWh, the difference is about £6 per year. Both pay the same standard-rate VED (about £195 a year), and both cost far less per mile than a petrol car at home-charging rates.
Do the BYD Dolphin and MG4 use the same charger?
Both the BYD Dolphin and MG4 use Type 2 AC charging, so any home EV charger sold in the UK works with both vehicles. The key difference is that the MG4 supports three-phase charging (up to 11kW) while the BYD Dolphin is single-phase only (7kW max).
Get Your Home Charger Installed
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