OnePlus released a video today featuring the OnePlus 3T and the company's proprietary fast-charging solution called Dash Charge. The video pinned the Google Pixel XL against the OnePlus 3T in a charge off. Both devices were set to a destination and they batteries were charged with the Google Maps app navigating for 30 minutes. The OnePlus 3T was connected to the official OnePlus Dash car Charger while the Google Pixel XL used a Belkin 27W USB-C Car Charger. Given that these phones have different charging temperatures, the OnePlus 3T charges cool while the Pixel usually warms up while...
Source: http://www.gsmarena.com/oneplus_pins_the_3t_against_the_google_pixel_xl_in_another_charging_test-news-23008.php