 Name | Apple iPhone 3GS | Samsung Galaxy S II | Apple iPhone 4 | Samsung Galaxy Q T589R | Samsung Galaxy Grand Prime | Google Nexus 6P | Samsung Galaxy Express 3 | Apple iPhone 7 | Samsung Galaxy S10e | Samsung Galaxy A20 E |
|---|---|---|---|---|---|---|---|---|---|---|
| Processor | Samsung S5PC100, 32bit | 1.2GHz dual-core Samsung Exynos | Apple A4, 32bit | 2 GHz octa-core Snapdragon 810 v.2.1 | Apple A10 Fusion (64bit) | 2.9 GHz Octa-core Exynos 9820/2.8 GHz Octa-core Snapdragon 855 | ||||
| Camera | ||||||||||
| Front camera | No | Yes 2MP | Yes 0.3 MP | No | Yes 8MP | Yes 7 MP | Yes 10 MP | Yes 8 MP | ||
| Rear camera | Yes 3 MP | Yes 8 MP | Yes 5 MP | Yes 3 MP | Yes 12MP | Yes 12 MP | Yes 16 MP | Yes 13 MP | ||
| Operating System | iOS 3.0 | Android 2.3 updated to 4.1.2 | iOS 6 | Android 2.2.3 | Android 6 “Marshmallow” | |||||
| Built-in microphone |