A range of current smartphones is tested under controlled conditions to measure battery performance in 2026 Each device is subjected to identical usage patterns to ensure consistent comparison The ana ...

Donut Lab’s fast-charge demo beat many e-motorcycles, but 400 Wh/kg and 100,000-cycle claims remain unverified after the fourth test.

Skepticism grows around Donut Lab’s “impossible” battery as experts debate capacitor-like behavior and scarce independent test data.

Finnish startup Donut Lab has just released the third independent test of its solid-state ...

We've tested the best phones you can buy in the US alongside many popular mid-range and budget models. One of the most important and objective tests we conduct is a standardized battery test. We're ...

It is an exciting time in the automotive industry with the development and evolution of new technologies for electric vehicles (EVs). Specifically, battery technology is the key driving force for ...

iQOO Z11x, a smartphone featuring a massive 7200mAh battery and a segment-first 6-year battery health guarantee, the device is powered by the MediaTek Dimensity 7400 Turbo chipset, which crosses the 1 ...

Benchmarks and tests to see what's going on under the surface ...