Milliamp-hours measure charge, not energy. Two batteries with the same mAh figure hold different amounts of energy if their voltages differ, which is exactly what happens between a single-cell and a dual-cell phone.
Updated 17 Sept 2026 · Explainer · 2 min
Mobile networks run on licensed frequency bands, and those bands differ by country. A phone supports a fixed list of them, so an imported handset can be fully functional and still lose service where a local one does not.
Updated 17 Sept 2026 · Explainer · 3 min
One panel makes its own light and one is lit from behind, which decides contrast, black level and power draw. The brightness figure quoted alongside is usually a peak nobody sees in normal use.
Updated 17 Sept 2026 · Explainer · 3 min
A phone's chip is not a CPU. It is a system-on-chip bundling a processor, a graphics unit, a neural engine, an image signal processor and usually a modem, and the marketing name covers all of it at once.
Updated 17 Sept 2026 · Explainer · 3 min