Compare phones
| Global Score | |
| 72.1 | 85.5 |
| Basic Information | |
| Alcatel | Samsung |
| Windows 10 Mobile | Android 11, 10 |
| 2016-11-10 | 2019-12-27 |
| 6.05 x 2.97 x 0.28 inches | 6.24 x 2.90 x 0.31 inches |
| 5.36 ounces | 6.07 ounces |
| Black | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Glass and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| 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 9611 chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 530 GPU | Mali-G72 MP3 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 512 GB) external memory slot |
| 11.74 | 14.14 |
| 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 (240 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 | 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 | 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
The Galaxy A51 is better than the Alcatel Idol 4S with Windows, having a general score of 85.5 against 72.1. The Galaxy A51 has Android 11 operating system, and Alcatel Idol 4S with Windows works with Windows 10 Mobile operating system. Galaxy A51's design is noticeably newer than Alcatel Idol 4S with Windows's, but it is heavier and a little bit thicker.
Galaxy A51 counts with a bit more powerful processor than Alcatel Idol 4S with Windows, and although they both have the same RAM memory amount, the Galaxy A51 also has a greater number of cores (and they are faster). Samsung Galaxy A51 features a bit more vivid screen than Alcatel Idol 4S with Windows, because it has a larger display, a little higher number of pixels per inch of screen and a little bit higher resolution of 1080 x 2400px.
The Galaxy A51 features a much bigger storage for games and applications than Alcatel Idol 4S with Windows, and although they both have a SD extension slot that holds up to 512 GB, the Galaxy A51 also has 128 GB internal memory. The Galaxy A51 has better battery duration than Alcatel Idol 4S with Windows, because it has a 4000mAh battery size.
The Galaxy A51 has a better camera than Alcatel Idol 4S with Windows, and although they both have the same 3840x2160 (4K) video definition and the same video frame rates, the Galaxy A51 also has a lot more mega pixels camera, a larger sensor capturing better quality videos and photos and a bigger camera aperture to capture better low light photos.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.