MG MG4 vs BYD Dolphin
Australian prices, range, charging, performance, warranty and safety, side by side. Every figure is sourced on each car's page.
The MG MG4 starts at $31,990 (Drive-away) and the BYD Dolphin at $29,990 (MRLP · before on-roads). These are different price types, so compare drive-away figures with your dealer. For range, the BYD Dolphin goes further: 427 km WLTP against 405 km. The BYD Dolphin is cheaper to run: about $3.70 per 100 km charging at home against $3.72 (estimated). Owners rate the MG MG4 6.7/10 in our Owner Verdict. Owners rate the BYD Dolphin 7.1/10 in our Owner Verdict.
| Specification |  |  |
|---|---|---|
| Lowest price | $31,990 Drive-away | $29,990 MRLP · before on-roads |
| Highest price | $39,990 Drive-away | $36,990 MRLP · before on-roads |
| Best range (WLTP) | 405 km | 427 km |
| Largest battery | 64 kWh | 60.48 kWh |
| Max power | 110 kW | 150 kW |
| Max torque | 250 Nm | 310 Nm |
| Quickest 0–100 km/h | Not yet verified | 7 s |
| Max DC charging | Not yet verified | 89 kW |
| AC charging | Not yet verified | 7.4 kW |
| Energy use | Not yet verified | 13.2 kWh/100 km |
| Cost per 100 km (home charging) | $3.72 Estimate · at 28c/kWh · petrol SUV: $17.60 | $3.70 at 28c/kWh · petrol SUV: $17.60 |
| Drivetrain | FWD / RWD | FWD |
| Seats | Not yet verified | 5 |
| Boot space | Not yet verified | 345 L |
| Body | Hatch | Hatch |
| Warranty | Not yet verified | 6 years / 150,000 km |
| ANCAP | Not yet verified | 5 stars |
Key differences
Worked out only from figures we have for every car here, using each model's best figure across its variants.
- Biggest battery: 64 kWh
- Longest WLTP range: 427 km
- Cheapest to run: $3.70 per 100 km
- Most powerful: 150 kW
Running costs side by side
Cost to drive 100 km when charging at home (28c/kWh), and the yearly bill at 15,000 km, against a petrol and a hybrid SUV at today's Melbourne fuel prices.
| Charging | MG MG4 | BYD Dolphin |
|---|---|---|
| Home, standard rate (28c/kWh) | $3.72 per 100 km | $3.70 per 100 km |
| Home, overnight off-peak (22c/kWh) | $2.93 per 100 km | $2.90 per 100 km |
| Public fast charger (75c/kWh) | $9.98 per 100 km | $9.90 per 100 km |
Official laboratory energy and fuel figures; real-world use is usually higher for every car. Electricity: Victorian Default Offer 2026–27iSource: Essential Services Commission – Victorian Default Offer 2026–27 (flat rates 26–32c/kWh across Melbourne networks) · checked 31 Oct 2026. Fuel: Melbourne median prices, 29 Oct 2026iSource: FuelCrisis.com.au – Greater Melbourne median unleaded 91, 29 Oct 2026 · checked 31 Oct 2026. Public charging: typical network pricesiSource: Canberra Times – cost of fast charging (Chargefox, Evie, NRMA, Tesla, BP Pulse: 59–79c/kWh, July 2026) · checked 31 Oct 2026. Each car's page has a calculator for your own kilometres and rates.