The BYD Dolphin has a battery package that should suit buyers who can charge regularly. The listed battery information includes 2026 490km Premium Extended: 60.48 kWh; 2026 410km Dynamic Standard: 44.9 kWh; 2025 490km Premium Extended: 60.48 kWh; 2025 410km Dynamic Standard: 44.9 kWh; 2026 490km Premium Extended: LFP battery; 3 more variants. A larger battery generally gives more breathing room between charges, which makes EV ownership easier for commuting, school runs and weekend errands.