Compare phones
| Global Score | |
| 72.1 | 77.7 |
| Basic Information | |
| Alcatel | Samsung |
| Windows 10 Mobile | Android 10 |
| 2016-11-10 | 2020-06-19 |
| 6.05 x 2.97 x 0.28 inches | 6.44 x 2.96 x 0.35 inches |
| 5.36 ounces | 6.77 ounces |
| Black | Black, Blue, Red and White |
| Glass and Metal | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1600 x 720 pixels |
| AMOLED | TFT |
| 401 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 820 MSM8996 chipset | Samsung Exynos 850 chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 530 GPU | Mali-G76 GPU |
| 8.91 | 9.09 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 9.84 |
| Camera | |
| 21.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/2.20 aperture | f/2.00 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 | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.12 | 10.78 |
| 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+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 6.8 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
Galaxy A21s is slightly better than the Alcatel Idol 4S with Windows, having a general score of 77.7 against 72.1. Galaxy A21s is a way newer cellphone than Alcatel Idol 4S with Windows, although it's incredibly heavier and thicker. The Galaxy A21s counts with Android 10 OS, and Alcatel Idol 4S with Windows counts with Windows 10 Mobile OS.
Galaxy A21s has a bit better processing unit than Alcatel Idol 4S with Windows, because although it has 1 GB lesser RAM, it also counts with more cpu cores. The Alcatel Idol 4S with Windows features a more vivid screen than Galaxy A21s, because although it has a quite smaller display, it also counts with a better 1080 x 1920 resolution and a better pixels density.
Galaxy A21s has a bit better camera than Alcatel Idol 4S with Windows, and although they both have the same 30 fps video frame rates and the same video resolution, the Galaxy A21s also has a bigger aperture to capture better photography and video in poorly lited environments, a way more mega pixels back facing camera and a bigger sensor taking better quality photographs.
The Alcatel Idol 4S with Windows counts with a better memory capacity to install applications and games or saving photos and videos than Samsung Galaxy A21s, and although they both have a SD card slot that allows up to 512 GB, the Alcatel Idol 4S with Windows also has 32 GB more internal storage capacity.
The Galaxy A21s counts with a much better battery performance than Alcatel Idol 4S with Windows, because it has a 5000mAh battery capacity instead of 3000mAh.
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