Varta battery was OE on our F54 Mini albeit with BMW labelling. I went for the Korean brand Hankook equivalent as I've had excellent service from a large bank of them on a boat, not to mention lower price and 5 year warranty. Click below.

[Linked Image]

Realised now it's generic type 115.

Richard

2018 Roadster 3.7
1966 Land Rover S2a 88
2024 Royal Enfield Guerrilla 450
1945 Guzzi Airone