BMW is poised to start its shift to cylindrical EV battery cells by partnering with China’s EVE Power, Automotive News (subscription required) reported lately.
EVE has signed contracts to be BMW’s major provider of battery cells in Europe for a brand new line of EVs debuting in 2025, in response to the report, which cited nameless sources conversant in the matter. That possible refers back to the “Neue Klasse” (German for “New Class”) household EVs, which a May report mentioned would kick off BMW’s shift to cylindrical cells. Named after a revolutionary household of fashions launched within the Nineteen Sixties, the Neue Klasse may also usher in a devoted EV platform.
2022 BMW i4 M50
The cells might be comparable in dimension to Tesla’s giant format 4680 cells, in response to the report. These cells are 46 millimeters in diameter and 80 millimeters in size, in comparison with the 21 millimeter diameter and 70 millimeter size of Tesla’s present 2170 cells. Tesla believes this new format will decrease manufacturing prices and improve vary.
Longtime Tesla cell producer Panasonic is making 4680 cells in Japan first, but it surely may very well be planning to additionally construct them on the Kansas battery plant that is being referred to as the biggest on the earth.
2023 BMW iX M60
Whereas unproven at a industrial scales, stories have indicated multiple battery suppliers have been vying to make Tesla 4680 cells. However there are robust alternate options. CATL’s prismatic-based cell-to-pack tech claims to have a bonus in vitality density, for instance.
Cylindrical cells are most well-liked by nearly all EV-focused startups, however established automakers have been slower to undertake them. Are cylindrical cells the explanation that Tesla and Lucid proceed to keep up a range and efficiency advantage?