Compare phones
| Global Score | |
| 90.8 | 77.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-04-29 | 2014-09-29 |
| 6.26 x 2.90 x 0.34 inches | 6.04 x 3.09 x 0.33 inches |
| 6.60 ounces | 6.21 ounces |
| Prism cube black | Black, Gold, Pink and White |
| Aluminum and Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 5.7 inches |
| 2400 x 1080 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 515 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.6 |
| Performance | |
| Samsung Exynos 980 chipset | Samsung Exynos 7 Octa 5433 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm (Octa-Core 1900 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Mali-G76 MP5 GPU | Mali-T760 MP6 GPU |
| 9.27 | 9 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 15.38 | 8.12 |
| Camera | |
| 48.00 MP + 32.00 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 |
| 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 | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 11.55 | 9.9 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Micro SIM |
| 10.7 | 6.6 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 3220mAh Li - Ion Battery |
| Non-Removable Battery | Removable Battery |
| 6.32 | 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, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy A51 5G is better than Galaxy Note4, with a 90.8 score against 77.6. Galaxy A51 5G's design is notably newer, but just a bit heavier and just a little bit thicker than the Galaxy Note4. The Galaxy A51 5G has a bit better processing unit than Galaxy Note4, and although they both have 8 processing cores, the Galaxy A51 5G also has more RAM memory.
The Galaxy Note4 features a little more vivid display than Galaxy A51 5G, because although it has a little bit smaller display, it also counts with a greater pixels count in each inch in the display and a better resolution of 1440 x 2560. The Samsung Galaxy A51 5G has a superior camera than Galaxy Note4, and although they both have the same video definition and the same 30 frames per second video frame rates, the Samsung Galaxy A51 5G also has a back-facing camera with a way higher 48 MP resolution, a bigger aperture for better low-light captures and a much bigger sensor capturing more light and vivid colors.
Samsung Galaxy A51 5G features a way bigger memory capacity for applications, games, photos and videos than Samsung Galaxy Note4, because it has 128 GB internal memory capacity and a SD memory card expansion slot that allows up to 1000 GB. Galaxy A51 5G counts with a much better battery duration than Galaxy Note4, because it has 4500mAh of battery capacity.
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