Does Pixel 6 have heating issues?

If you're dead set on charging the Pixel 6 series as quickly as possible (or at least as quickly as Google will let you), the second-gen Pixel Stand is a solid choice — and honestly your only choice, as Google has locked wireless fast charging to be Pixel Stand exclusive. Jan 27, 2022

Some Google Pixel batteries can experience a downgrade in capacity in as few as 200 charge cycles. In utilizing this service, your old battery will be replaced with a new one, and your Google Pixel battery capacity will be restored.

As the chemical reaction is sped up, it generates more heat which, over time, will shorten the lifespan of the battery. However, while slow charging will not cause so much heat, it will take longer to charge your phone, and it still won't halt the inevitable process of battery degradation. Aug 11, 2021

Wirelessly charge your device with the same power you'd expect from a wired charger. It also charges upright so you can stay productive. Fast, for all. The charger works with compatible Pixel phones, Pixel Buds, and hundreds of Qi-certified devices.