Compare phones
| Global Score | |
| 72.1 | 83.2 |
| Basic Information | |
| Alcatel | Xiaomi |
| Windows 10 Mobile | -- |
| 2016-11-10 | 2019-03-06 |
| 6.05 x 2.97 x 0.28 inches | 6.20 x 2.94 x 0.30 inches |
| 5.36 ounces | 6.10 ounces |
| Black | Black, Blue and Purple |
| Glass and Metal | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 401 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 820 MSM8996 chipset | Qualcomm Snapdragon 855 chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 530 GPU | Adreno 640 GPU |
| 8.91 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 21.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.42 inches (1/2.4") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.12 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 5.28 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi 9 is much better than the Alcatel Idol 4S with Windows, having an 83.2 score against 72.1. Xiaomi Mi 9's design is extremely newer, but just a bit thicker and heavier than Alcatel Idol 4S with Windows. Xiaomi Mi 9 has a bit sharper screen than Alcatel Idol 4S with Windows, because it has a just a little greater screen density, a larger screen and a slightly better 1080 x 2340px resolution.
The Alcatel Idol 4S with Windows has a better storage capacity for applications and games than Xiaomi Mi 9, because although it has 0 less internal memory capacity, it also counts with a SD memory card expansion slot that supports up to 512 GB. The Xiaomi Mi 9 counts with a little better processing power than Alcatel Idol 4S with Windows, because it has more CPU cores and a higher amount of RAM memory.
The Xiaomi Mi 9 has just a bit better battery performance than Alcatel Idol 4S with Windows, because it has 3300mAh of battery capacity against 3000mAh. Xiaomi Mi 9 features a better camera than Alcatel Idol 4S with Windows, and although they both have the same 3840x2160 video resolution, the Xiaomi Mi 9 also has a bigger sensor, a back facing camera with a much higher 48 mega-pixels resolution, better video frame rates and a bigger aperture for better images in poorly lited environments.
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