Denza B5: An In-Depth Look at the 677-Horsepower Hybrid SUV

Daily Car

20/03/2026

What is the Denza B5?

The Denza B5 is a new sport utility vehicle from a sub-brand of Chinese automaker BYD. Originally, Denza was a joint project with Mercedes-Benz, but it is now fully owned by BYD. The B5 is a plug-in hybrid SUV built on a ladder-frame chassis, a design typically used for trucks and serious off-road vehicles. Its styling shows clear influence from established European models.

What kind of powertrain does it use?

The B5 uses a plug-in hybrid system called 'DMO Super-Hybrid Off-Road'. This combines a 1.5-liter turbocharged gasoline engine with two electric motors, one for the front wheels and one for the rear. The total system output is 677 horsepower and 561 lb-ft of torque. It has a 31.8kWh battery, which allows for an electric-only driving range of up to 62 miles. A plug-in hybrid can be charged from an external power source, allowing it to run on pure electricity for short trips before the gasoline engine is needed.

How does the Denza B5 perform on the road?

Initial tests show the vehicle has fierce low-speed acceleration. However, its substantial weight of nearly three tons is noticeable. In corners, the vehicle exhibits a top-heavy feel and lacks tight body control, which is not ideal for high-speed driving on a track. The ride comfort at lower speeds is excellent, easily absorbing bumps and uneven surfaces like gravel. At highway speeds, it may feel less coordinated. The braking system is strong and consistent, though there is a slight transition felt between the regenerative braking (from the electric motors) and the traditional friction brakes.

Is it a capable off-road vehicle?

The foundation of the B5 is its ladder-frame platform, which provides the structural strength required for off-road use. During a limited evaluation on unpaved surfaces, the vehicle handled gravel, potholes, and muddy fields without issue. This construction, combined with its hybrid all-wheel-drive system, indicates a design focus that extends beyond paved roads and into more demanding terrain.

Where does it fit in the current market?

The Denza B5 represents a significant trend of technologically advanced and powerful SUVs emerging from Chinese manufacturers. It is positioned to compete by offering a high-output plug-in hybrid powertrain and a rugged platform. Its market strategy appears to involve challenging established premium SUV brands by delivering a combination of high horsepower, hybrid efficiency, and off-road-ready engineering.

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