[TexasGator]

At 0°C, for example, a lead-acid battery’s capacity is reduced by up to 50%, while a lithium iron phosphate battery suffers only a 10% loss at the same temperature.

https://relionbattery.com/blog/lithium-battery-cold-weather

[citizen]

Thanks but I’d prefer to have real-world users comment on their sub-freezing experiences.

[dynoman]

That’s a special cold weather lithium, not a normal lithium. Teslas have a pretty sophisticated way of warming up the batteries in cold weather.