What does BYD DM-i mean?

2 Answers
RichardLee
07/29/25 9:38pm
BYD DM-i refers to BYD's Super Hybrid Technology. The DM-i Super Hybrid system is based on a high-capacity battery and a high-power electric motor. During driving, the vehicle relies on the high-power electric motor for propulsion, while the gasoline engine primarily functions to charge the battery. It directly drives the wheels only when additional power is needed, and even then, it works in tandem with the electric motor to reduce load. Additional Information: 1. Simply put, when a DM-i model has sufficient battery charge, it operates like a pure electric vehicle, with the electric motor providing ample power for various road conditions. When the battery charge is low, the DM-i model autonomously determines whether to use electricity, fuel, or a combination of both based on system conditions. 2. According to data released by BYD, in urban driving conditions, the vehicle uses the electric motor for propulsion 99% of the time, offering a driving experience nearly identical to that of a pure electric vehicle. Additionally, the engine remains off 81% of the time under these conditions. During high-speed driving, both the engine and the electric motor provide power to the wheels, with the engine consistently operating within its most efficient range.
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DiAlana
08/15/25 8:49pm
DM-i is an intelligent hybrid technology introduced by BYD, which stands for Dual Mode Intelligent system. It combines the advantages of pure electric drive and fuel engines. I understand that it enables vehicles to achieve ultra-long range in pure electric mode, with some models capable of running over 100 kilometers without using fuel, making daily commutes as quiet and hassle-free as driving an electric vehicle. In hybrid mode, the system automatically switches, with the engine efficiently generating electricity to support the battery, resulting in exceptionally low fuel consumption of only 3-4 liters per 100 kilometers, making it suitable for both city and long-distance driving. I believe the core of this technology lies in its economic practicality, using the internal combustion engine to generate electricity or drive to reduce mechanical wear, while the blade battery enhances safety and stability. Additionally, the intelligent system optimizes energy distribution, reducing my anxiety about fuel costs during traffic jams. Key points include a greater emphasis on electrification compared to traditional hybrids, the ability to charge externally for convenience and cost savings, and overall adding convenience to family travel. In the long run, it promotes green driving innovation and is worth recommending to those pursuing an efficient lifestyle.
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