Performance, power and 0-100 km/h
2025 Volvo XC40 B4 Mild Hybrid has the quicker recorded 0-100 km/h time at 7.8 seconds, compared with 10.4 seconds for 2024 Kia Niro 1.6 HEV. 2025 Volvo XC40 B4 Mild Hybrid has the higher listed output at 197 hp; 2024 Kia Niro 1.6 HEV is rated at 141 hp, a difference of 56 hp. The torque figures follow 2025 Volvo XC40 B4 Mild Hybrid at 300 Nm and 2024 Kia Niro 1.6 HEV at 265 Nm. These figures describe straight-line potential only; they do not establish braking performance, ride quality, steering response or durability under repeated hard use.
Range, battery, charging and efficiency
Range and energy-use figures are either not shared by both cars or not directly comparable across these powertrain types.
Dimensions, cargo space and towing
2025 Volvo XC40 B4 Mild Hybrid provides the larger quoted cargo volume: 452 litres versus 451 litres, a difference of 1 litres. 2025 Volvo XC40 B4 Mild Hybrid carries the higher towing rating at 1,800 kg, while 2024 Kia Niro 1.6 HEV is listed at 600 kg. 2025 Volvo XC40 B4 Mild Hybrid is 20 mm longer overall. Exterior size is not a benefit by itself: a longer body may create useful room, but cargo shape, rear-seat space and ease of parking still require a physical inspection.
Price and overall assessment
2024 Kia Niro 1.6 HEV has the lower listed starting price at $29,590, compared with $39,590 for 2025 Volvo XC40 B4 Mild Hybrid. 2025 Volvo XC40 B4 Mild Hybrid leads in more of the shared headline fields, but that is not a universal verdict: a buyer should weight price, performance, range and utility rather than simply count category wins. The assessment is based on the specifications shown here; it is not presented as a two-car road test.