| Global Score | |
| 75 | 83 |
| Basic Information | |
| Xiaomi | Apple |
| Android 9.0 Pie, 8.1 Oreo, 8.0 Oreo, 7.1 Nougat | iOS 9.x |
| 2017-09-12 | 2015-09-09 |
| 6.12 x 2.98 x 0.29 inches | 5.44 x 2.64 x 0.28 inches |
| 5.82 ounces | 5.04 ounces |
| Black, Gold and Pink | Gold, Gray and Pink |
| Metal | Aluminium, Glass and Steel |
| -- | Scratch-Resistant Glass |
| -- | $ 575.00 |
| Display / Screen | |
| 5.5 inches | 4.7 inches |
| 1920 x 1080 pixels (Full HD) | 750 x 1334 pixels |
| IPS LCD | IPS LCD |
| 401 pixels per inch | 326 pixels per inch |
| 450 cd/m2 brightness | 500 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 8.4 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Apple A9 APL0898 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | 64-bit Twister, 64-bit (Dual-Core 1840 MHz) processor |
| 4 GB RAM | 2 GB (1600 MHz) RAM |
| Adreno 506 GPU | PowerVR GT7600 (650 MHz) GPU |
| 9.09 | 9.81 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 10.1 |
| Camera | |
| 12.00 MP + 5.00 MP | 12.00 MP + 5.00 MP |
| f/2.20 aperture | f/2.20 aperture |
| 26.00mm focal length | 29.00mm focal length |
| -- | 0.33 inches (1/3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.35 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), HSPA, HSUPA, EV-DO A, EDGE, GPRS, GSM and CDMA |
| Nano SIM | Nano SIM |
| 6.1 | 6.9 |
| Battery Life | |
| 3080mAh Li - Ion Battery | 1715mAh Li-Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 240 hours standby time 14 hours talk time |
| 5.04 | 3.6 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 4.2 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
IPhone 6s has a general score of 83, which is better than Xiaomi Mi A1's 75 global score. The iPhone 6s comes with iOS 9.x OS, and Xiaomi Mi A1 counts with Android 9.0 Pie OS. The iPhone 6s design is lighter and just a little bit thinner than Xiaomi Mi A1, even though it was released 2 years before.
Apple iPhone 6s features a little faster CPU than Xiaomi Mi A1, because although it has a smaller amount of RAM and 6 less and slower processing cores, it also counts with a 64 bits processing unit and an extra GPU. IPhone 6s has a little bit better looking display than Xiaomi Mi A1, because although it has a little smaller display, a lot worse resolution of 1334 x 750px and a little less pixels per inch in the display, it also counts with a little bit more brightness.
The Apple iPhone 6s takes just a bit better photos and videos than Xiaomi Mi A1. Both of them have the same camera aperture, the same 30 fps video frame rates, a camera in the back with a 12 megapixels and the same (4K) video definition. Xiaomi Mi A1 has just a bit more memory to store more games and applications than iPhone 6s, because although it has just 64 GB internal storage, it also counts with an external memory card slot that allows up to 256 GB.
The Xiaomi Mi A1 counts with a superior battery life than iPhone 6s, because it has an 80 percent more battery capacity.
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