Compare phones
| Global Score | |
| 72.1 | 76.1 |
| Basic Information | |
| Alcatel | Samsung |
| Windows 10 Mobile | Android 10 |
| 2016-11-10 | 2020-06-29 |
| 6.05 x 2.97 x 0.28 inches | 6.61 x 3.02 x 0.32 inches |
| 5.36 ounces | 6.81 ounces |
| Black | Black |
| Glass and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1600 x 720 pixels |
| AMOLED | IPS LCD |
| 401 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 820 MSM8996 chipset | Mediatek Helio P35 chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 530 GPU | PowerVR GE8320 GPU |
| 8.91 | 9.27 |
| 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 | 16.00 MP + 13.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 0.42 inches (1/2.4") sensor | 0.33 inches (1/3.06") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.12 | 9.35 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A21 is a little bit better than the Alcatel Idol 4S with Windows, getting a 76.1 score against 72.1. Galaxy A21's design is incredibly newer than the Alcatel Idol 4S with Windows's, but it is noticeably heavier and somewhat thicker. The Galaxy A21 counts with Android 10 OS, and Alcatel Idol 4S with Windows works with Windows 10 Mobile OS.
Galaxy A21 counts with just a little better performance than Alcatel Idol 4S with Windows, because although it has 1 GB lesser RAM, it also counts with 4 more cpu cores. Alcatel Idol 4S with Windows counts with a bit more vivid screen than Galaxy A21, because although it has a bit smaller screen, it also counts with a higher resolution of 1080 x 1920 and a greater number of pixels per display inch.
The Alcatel Idol 4S with Windows captures slightly better photographs and videos than Samsung Galaxy A21, because although it has a tinier aperture which is not good for low-light images and video, it also counts with a way larger camera sensor providing a much higher image quality, a back camera with a much better resolution and a much better (4K) video resolution.
The Alcatel Idol 4S with Windows features more memory capacity for games and applications than Galaxy A21, and although they both have a SD memory card expansion slot that supports a maximum of 512 GB, the Alcatel Idol 4S with Windows also has 64 GB internal storage. Galaxy A21 features improved battery performance than Alcatel Idol 4S with Windows, because it has 4000mAh of battery capacity instead of 3000mAh.
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