By installing and running tlp and having the 24 and 48 Wh batteries I get easily 11 hours of use on Linux with my T25. 7 watt average power use reported by powe

By installing and running tlp and having the 24 and 48 Wh batteries I get easily 11 hours of use on Linux with my T25. 7 watt average power use reported by powertop, but I mainly run i3, browser and tons of terminals... T25 has the legacy 7 row keyboard which had no competition currently.