The BYD Sealion 7 should be capable enough for highway driving based on its listed output. Key figures include 2026 542km 4WD Performance: 390 kW; 2026 567km RWD Premium: 230 kW; 2025 542km 4WD Performance: 390 kW; 2025 567km RWD Premium: 230 kW; 2026 542km 4WD Performance: 690 N·m; 3 more variants. Power helps with maintaining speed, while torque matters when merging, climbing gradients or overtaking, so these figures are most useful when viewed through real Malaysian driving conditions.