In this case, [Mika] wanted to resurrect the battery from his IBM Thinkpad T40 ... We’ve seen similar cell replacement for power tools, like a Dremel or a Makita drill.

But when the battery in their ThinkPad wasn’t able to muster up more than 20 minutes of runtime, [Shrinath Nimare] saw an opportunity to dig deeper and do a bit of investigating. The problem ...

We recently reviewed the newest Lenovo ThinkPad X1 Carbon Gen 13 with Lunar Lake. Since 2021, Lenovo has not changed the battery capacity of the X1 Carbon, keeping it steady at 57 Wh.

With its redesign of the popular ThinkPad ... battery life juggernaut that it once was. But when it comes to battery life, with the Gen 9 update, the X1 Carbon is back. For the ninth-gen model ...

Our Verdict The Lenovo ThinkPad X1 Carbon Gen 13 Aura Edition has elegance and feels great to use. But Lenovo should have stepped up its game, as the system lags behind in performance and battery ...