Found in Apple AirTags, the CR2032 button cell battery, also known as a coin battery, is actually surprisingly easy to test ...

Donut Lab solid-state battery retest by Finland’s VTT shows capacity rising to 110% at 80C, but weight data is still missing.

VTT's second independent test shows Donut Lab's solid-state cell delivered 110% capacity at 80°C and survived 100°C discharge ...

iPhone 17 Battery Test: Real-World Results Challenge Apple’s Big Claims Your email has been sent When Apple unveiled the iPhone 17 lineup, it talked up major battery gains. But a side-by-side test ...

The Finnish startup’s pack can charge from 0 to 80 percent in under 5 minutes, according to its first independent test. The Finnish startup’s pack can charge from 0 to 80 percent in under 5 minutes, ...

This video puts the iPhone 17 through an extended battery test designed to mirror real-world usage. Screen time, background tasks, and performance demands are pushed consistently over many hours. As ...

It is common knowledge that communicating over WiFi is more efficient than using the 5G cellular network, but by how much exactly? That’s exactly what PhoneBuff set out to measure in its latest ...

2025 brought big changes to the smartphone battery department, with manufacturers adding silicon-carbon batteries that massively increase capacity without increasing the size of the battery or, by ...

Solid-state batteries spark a global EV arms race as automakers and startups compete to unlock ultra-fast charging and the holy grail of electric mobility. Solid-state batteries have entered a global ...

The Xiaomi SU7 hasn’t been on the market for very long, but one owner in China put the electric sedan through its paces at a rate higher than most taxis. The model has covered an astonishing 165,134 ...

Australia’s largest battery won’t be fully operational until the end of 2026 after last October’s catastrophic failure of a transformer at the $1 billion project north of Sydney, posing a test for the ...