Compare phones
| Global Score | |
| 72.1 | 90.8 |
| Basic Information | |
| Alcatel | Samsung |
| Windows 10 Mobile | Android 11, 10 |
| 2016-11-10 | 2020-04-29 |
| 6.05 x 2.97 x 0.28 inches | 6.26 x 2.90 x 0.34 inches |
| 5.36 ounces | 6.60 ounces |
| Black | Prism cube black |
| Glass and Metal | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 401 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 820 MSM8996 chipset | Samsung Exynos 980 chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 530 GPU | Mali-G76 MP5 GPU |
| 8.91 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 11.74 | 15.38 |
| Camera | |
| 21.00 MP + 8.00 MP | 48.00 MP + 32.00 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 | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.12 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 6.32 |
| 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
The Galaxy A51 5G has an overall score of 90.8, which is a lot better than Alcatel Idol 4S with Windows's global score of 72.1. Galaxy A51 5G counts with Android 11 OS, and Alcatel Idol 4S with Windows works with Windows 10 Mobile OS. The Galaxy A51 5G is a noticeably newer device than Alcatel Idol 4S with Windows, but it is heavier and thicker.
Samsung Galaxy A51 5G has just a bit better display than Alcatel Idol 4S with Windows, because it has a little bit greater number of pixels in each screen inch, a little higher 1080 x 2400 resolution and a bigger screen. Samsung Galaxy A51 5G features a much better storage capacity for applications and games than Alcatel Idol 4S with Windows, because it has an external SD slot that admits up to 1000 GB and 64 GB more internal storage capacity.
The Galaxy A51 5G features a little better hardware performance than Alcatel Idol 4S with Windows, because it has a greater number of faster cores and a higher amount of RAM memory. Galaxy A51 5G takes much clearer pictures and videos than Alcatel Idol 4S with Windows, and although they both have the same video frame rates and the same (4K) video definition, the Galaxy A51 5G also has a camera with way more MP, a larger aperture for better low-light photography and a larger sensor.
The Samsung Galaxy A51 5G counts with a much longer battery performance than Alcatel Idol 4S with Windows, because it has 4500mAh of battery capacity.
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