Compare phones
| Global Score | |
| 87.7 | 79.2 |
| Basic Information | |
| Samsung | Motorola |
| Android 10 | Android 15 |
| 2020-09-11 | 2025-04-24 |
| 6.45 x 3.00 x 0.37 inches | -- |
| 7.51 ounces | 7.02 ounces |
| Black and White | -- |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.7 inches | 7 inches |
| 2340 x 1080 pixels | -- |
| Super AMOLED Plus | LTPO |
| 385 pixels per inch | -- |
| -- | 4500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 5.5 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (3 nm) chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | processor |
| 6 GB RAM | 16 GB RAM |
| Adreno 618 GPU | Adreno 830 GPU |
| 9.27 | 6.3 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 17.6 |
| Camera | |
| 64.00 MP + 32.00 MP | 50.00 MP + 50.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 3840 x 2160 (60 fps) (4K) slow motion video |
| 11.88 | 11.99 |
| Networks | |
| Wi-Fi | -- |
| Mobile Hotspot | -- |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 7.6 |
| Battery Life | |
| 7000mAh Battery | 4700mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 8.32 | 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 | -- |
Comparison review
The Samsung Galaxy M51 has a global score of 87.7, which is much better than Motorola Razr Ultra (2025)'s 79.2 global score. These phones have Android OS (Operating System), but Samsung Galaxy M51 has 10 version while Motorola Razr Ultra (2025) has Android 15 version. The Galaxy M51 features a much faster processor than Motorola Razr Ultra (2025), although it has a smaller amount of RAM memory, they both have 8 cpu cores.
The Samsung Galaxy M51 counts with a much more vibrant screen than Motorola Razr Ultra (2025), although it has a bit smaller display. Motorola Razr Ultra (2025) shoots a bit better videos and photos than Galaxy M51, because although it has a lot lower resolution back camera, and they both have the same camera aperture, the Motorola Razr Ultra (2025) also counts with a lot better 7680x4320 video quality.
Motorola Razr Ultra (2025) counts with a lot bigger memory capacity for apps and games than Samsung Galaxy M51, because although it has no external memory card slot, it also counts with more internal memory. The Galaxy M51 features a really longer battery lifetime than Motorola Razr Ultra (2025), because it has a 7000mAh battery capacity.
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