| Global Score | |
| 77.7 | 81.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 5.0, 4.4 |
| 2020-06-19 | 2014-09-03 |
| 6.44 x 2.96 x 0.35 inches | 6.04 x 3.09 x 0.33 inches |
| 6.77 ounces | 6.21 ounces |
| Black, Blue, Red and White | Black, Gold, Pink and White |
| -- | Scratch-Resistant Glass |
| -- | $ 269.00 |
| Display / Screen | |
| 6.5 inches | 5.7 inches |
| 1600 x 720 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| TFT | Super AMOLED |
| 270 pixels per inch | 515 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 7.2 | 9.5 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 805 APQ8084 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Krait 450 (Quad-Core 2700 MHz) processor |
| 3 GB RAM | 3 GB (825 MHz) RAM |
| Mali-G76 GPU | Adreno 420 (500 MHz) GPU |
| 9.09 | 9.54 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 9.84 | 8.12 |
| Camera | |
| 48.00 MP + 13.00 MP | 16.00 MP + 3.70 MP |
| f/2.00 aperture | f/2.20 aperture |
| 26.00mm focal length | 31.00mm focal length |
| 0.5 inches (1/2") sensor | 0.38 inches (1/2.6") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 10.78 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Micro SIM |
| 6.7 | 7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3220mAh Li-Ion Battery |
| Non-Removable Battery | Removable Battery |
| -- | 20 hours talk time |
| 6.8 | 5.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1, EDR |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Galaxy Note 4 is a bit better than Samsung Galaxy A21s, with a score of 81.6 against 77.7. Both phones we are comparing here use Android operating system, but Galaxy Note 4 has the previous 5.0 version while Samsung Galaxy A21s has Android 10. The Galaxy Note 4 is an way older cellphone than the Samsung Galaxy A21s, but it is a bit thinner and just a little bit lighter anyway.
The Samsung Galaxy Note 4 features a much sharper screen than Galaxy A21s, because although it has a little bit smaller display, it also counts with a way higher resolution of 2560 x 1440px and a way greater display density. Galaxy Note 4 has a bit faster processor than Samsung Galaxy A21s, because although it has an inferior number of cores (although they are faster), and they both have a 3 GB RAM memory, the Galaxy Note 4 also counts with a graphics co-processor.
The Galaxy A21s counts with a slightly better camera than Galaxy Note 4, and although they both have the same video resolution and the same video frame rates, the Galaxy A21s also has a lot bigger camera sensor which gives a lot better photo and video quality, a bigger diafragm aperture and a way more megapixels back camera.
Galaxy A21s counts with a much bigger memory capacity for applications and games than Galaxy Note 4, and although they both have the same internal storage capacity, the Galaxy A21s also has a SD memory slot that supports a maximum of 512 GB. Galaxy A21s features a way better battery performance than Galaxy Note 4, because it has a 55% greater battery capacity.
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