Compare phones
| Global Score | |
| 77.6 | 76.1 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 10 |
| 2014-09-29 | 2020-06-29 |
| 6.04 x 3.09 x 0.33 inches | 6.61 x 3.02 x 0.32 inches |
| 6.21 ounces | 6.81 ounces |
| Black, Gold, Pink and White | Black |
| Aluminum and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 1600 x 720 pixels |
| Super AMOLED | IPS LCD |
| 515 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.6 | 7.3 |
| Performance | |
| Samsung Exynos 7 Octa 5433 chipset | Mediatek Helio P35 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm (Octa-Core 1900 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| Mali-T760 MP6 GPU | PowerVR GE8320 GPU |
| 9 | 9.27 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| 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 | 16.00 MP + 13.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | -- |
| 0.38 inches (1/2.6") 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 |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 9.9 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3220mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 5.2 | 5.92 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy Note4 is slightly better than the Samsung Galaxy A21, with a general score of 77.6 against 76.1. Samsung Galaxy Note4's body is just a little bit lighter than the Samsung Galaxy A21, but it is just a little bit thicker and was released many years before. Galaxy Note4 has a sharper screen than Samsung Galaxy A21, because although it has a bit smaller screen, it also counts with a lot higher count of pixels per inch in the display and a lot better 1440 x 2560 resolution.
The Samsung Galaxy A21 has a superior storage for games and applications than Galaxy Note4, and although they both have the same internal memory, the Samsung Galaxy A21 also has an external memory slot that allows up to 512 GB. Galaxy A21 has a bit better hardware performance than Galaxy Note4. Both have a Octa-Core CPU and 3 GB of RAM memory.
The Galaxy Note4 has a slightly better camera than Galaxy A21, because although it has a tinier camera aperture which is not favorable for low-light photography and video, and they both have a back camera with a 16 megapixels resolution, the Galaxy Note4 also counts with a way better video definition and a bigger back-facing camera sensor providing a better image quality.
The Galaxy A21 has longer battery life than Galaxy Note4, because it has a 4000mAh battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.