| Global Score | |
| 90.8 | 79.2 |
| Basic Information | |
| Samsung | Motorola |
| Android 11, 10 | Android 15 |
| 2020-04-29 | 2025-04-24 |
| 6.26 x 2.90 x 0.34 inches | -- |
| 6.60 ounces | 7.02 ounces |
| Prism cube black | -- |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | -- |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 7 inches |
| 2400 x 1080 pixels | -- |
| Super AMOLED | LTPO |
| 405 pixels per inch | -- |
| -- | 4500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 5.5 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (3 nm) chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | processor |
| 6 GB RAM | 16 GB RAM |
| Mali-G76 MP5 GPU | Adreno 830 GPU |
| 9.27 | 6.3 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 15.38 | 17.6 |
| Camera | |
| 48.00 MP + 32.00 MP | 50.00 MP + 50.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") 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 | 3840 x 2160 (60 fps) (4K) slow motion video |
| 11.55 | 11.99 |
| Networks | |
| Wi-Fi | -- |
| 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 | 7.6 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4700mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 6.56 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| 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 | -- |
Galaxy A51 5G is better than Motorola Razr Ultra (2025), having a 90.8 score against 79.2. Both of these phones include Android OS (Operating System), but Galaxy A51 5G has the older 11 version and Motorola Razr Ultra (2025) has Android 15 version. The Galaxy A51 5G counts with a much better looking screen than Motorola Razr Ultra (2025), although it has a quite smaller screen.
Galaxy A51 5G counts with a way better performance than Motorola Razr Ultra (2025), although it has a lower amount of RAM memory, they both have a Octa-Core processing unit. The Motorola Razr Ultra (2025) counts with more storage capacity to store more apps and games than Galaxy A51 5G, because although it has no slot for an external memory card, it also counts with 512 GB internal storage.
Motorola Razr Ultra (2025) shoots a little bit better videos and photos than Galaxy A51 5G, because it has a back facing camera with more MP, a bigger aperture and a much better 7680x4320 video definition. The Motorola Razr Ultra (2025) counts with a little better battery life than Samsung Galaxy A51 5G, because it has a 4% larger battery size.
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