| Global Score | |
| 81.6 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 5.0, 4.4 | Android 10 |
| 2014-09-03 | 2020-06-19 |
| 6.04 x 3.09 x 0.33 inches | 6.44 x 2.96 x 0.35 inches |
| 6.21 ounces | 6.77 ounces |
| Black, Gold, Pink and White | Black, Blue, Red and White |
| Scratch-Resistant Glass | -- |
| $ 269.00 | -- |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 1600 x 720 pixels |
| Super AMOLED | TFT |
| 515 pixels per inch | 270 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.5 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 805 APQ8084 chipset | Samsung Exynos 850 chipset |
| Krait 450 (Quad-Core 2700 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB (825 MHz) RAM | 3 GB RAM |
| Adreno 420 (500 MHz) GPU | Mali-G76 GPU |
| 9.54 | 9.09 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 9.84 |
| Camera | |
| 16.00 MP + 3.70 MP | 48.00 MP + 13.00 MP |
| f/2.20 aperture | f/2.00 aperture |
| 31.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 10.01 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 3220mAh Li-Ion Battery | 5000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 20 hours talk time | -- |
| 5.2 | 6.8 |
| Other Features | |
| Bluetooth 4.1, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Samsung Galaxy Note 4 is a bit better than the Galaxy A21s, with a score of 81.6 against 77.7. These phones have Android OS, but Samsung Galaxy Note 4 has the older 5.0 version while Galaxy A21s has Android 10. Samsung Galaxy Note 4's body is a little thinner and just a little bit lighter than Galaxy A21s, despite of the fact that it was released many years before.
The Samsung Galaxy Note 4 features an incredibly better display than Galaxy A21s, because although it has a little bit smaller display, it also counts with a much higher 2560 x 1440 pixels resolution and a much higher pixel density. Galaxy A21s features a much bigger storage to store more games and applications than Samsung Galaxy Note 4, and although they both have exactly the same 32 GB internal memory capacity, the Galaxy A21s also has a slot for SD memory cards that supports a maximum of 512 GB.
Galaxy Note 4 features a bit faster processing unit than Galaxy A21s, because although it has lesser processing cores , and they both have 3 GB of RAM memory, the Galaxy Note 4 also counts with an extra graphics processor. The Samsung Galaxy A21s features a much longer battery performance than Galaxy Note 4, because it has a 5000mAh battery size.
Galaxy A21s captures slightly better pictures and videos than Galaxy Note 4, and although they both have the same video frame rate and the same video resolution, the Galaxy A21s also has a way more megapixels camera in the back, a way larger sensor taking lot higher quality videos and pictures and a larger aperture.
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