| Global Score | |
| 90.8 | 90.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 14 |
| 2020-04-29 | -- |
| 6.26 x 2.90 x 0.34 inches | -- |
| 6.60 ounces | -- |
| Prism cube black | -- |
| Aluminum and Plastic | Glass (Corning Gorilla Glass) and Titanium |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 2400 x 1080 pixels | 3088 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 405 pixels per inch | 501 pixels per inch |
| -- | 2600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 10.2 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 8 Gen 4 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | processor |
| 6 GB RAM | 12 GB RAM |
| Mali-G76 MP5 GPU | Yes GPU |
| 9.27 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 15.38 | 13.3 |
| Camera | |
| 48.00 MP + 32.00 MP | 200.00 MP + 12.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.77 inches (1/1.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.55 | 14.74 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 10.7 | 10.6 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 5000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.3 |
| GPS | GPS |
| NFC | NFC |
| 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 | -- |
The Galaxy A51 5G has a general score of 90.8, which is a little bit better than the Samsung Galaxy S25 Ultra's global score of 90.7. Both of these devices include Android OS (Operating System), but the Galaxy A51 5G has the previous 11 version while Samsung Galaxy S25 Ultra has Android 14. Galaxy S25 Ultra counts with a lot better looking display than Galaxy A51 5G, because it has a quite larger display, a little bit greater screen density and a higher 1440 x 3088 resolution.
The Galaxy A51 5G features a greater memory capacity for applications and games than Galaxy S25 Ultra, because although it has less internal storage, it also counts with a slot for SD memory cards that supports up to 1000 GB. The Galaxy A51 5G has a way better hardware performance than Galaxy S25 Ultra, although it has a smaller amount of RAM, they both have the same number of cores.
Samsung Galaxy S25 Ultra has a bit superior battery performance than Galaxy A51 5G, because it has an 11% more battery capacity. Samsung Galaxy S25 Ultra features a way better camera than Samsung Galaxy A51 5G, because it has a back camera with much more mega pixels, a bigger diafragm aperture, a way higher 7680x4320 video quality and a way bigger sensor capturing lot better quality photographs.
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