1. Compare the battery capacity of the iPhone se2 and the iPhone 13mini below.
2. The iPhone (second generation) battery has a capacity of 1821 mah, and the official data is that the video playback is up to 13 hours. When charging, it can be placed directly on the wireless charger. Or use an 18-watt fast charging source adapter to charge from zero to up to 50% in 30 minutes.
3. The battery capacity of the Phone 13 mini is 2400mah.
Bottom line: The iPhone 13 mini has a smaller 5.4-inch screen, which requires less power to drive it when it's on display. In terms of refresh rate, the iPhone 13 mini is only 60Hz, in this case, the power consumption of the screen will be smaller, and the low refresh rate is also low for the load of the processor, further reducing the power consumption of the iPhone 13 mini.