Compare phones
| Global Score | |
| 85.5 | 80.1 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 15 |
| 2019-12-27 | -- |
| 6.24 x 2.90 x 0.31 inches | -- |
| 6.07 ounces | -- |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | -- |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | -- |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | -- |
| Super AMOLED | AMOLED |
| 405 pixels per inch | -- |
| -- | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 5 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (4 nm) chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 4 GB RAM | 16 GB RAM |
| Mali-G72 MP3 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 | |
| 48.00 MP + 32.00 MP | 200.00 MP + 32.00 MP |
| f/2.00 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 (240 fps) (HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 11.55 | 12.87 |
| 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 | |
| 4000mAh Li - Polymer Battery | 6000mAh Si - Carbon Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| 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
The Samsung Galaxy A51 is a bit better than Xiaomi 15 Ultra (Rumored), getting a overall score of 85.5 against 80.1. Both phones in this comparison review work with Android operating system, but Samsung Galaxy A51 has an older 11 version and Xiaomi 15 Ultra (Rumored) has Android 15 version. Galaxy A51 features a very superior processor than Xiaomi 15 Ultra (Rumored), although it has less RAM, they both have a Octa-Core processing unit.
The Galaxy A51 counts with a much more vibrant display than Xiaomi 15 Ultra (Rumored), although it has a little smaller display. Xiaomi 15 Ultra (Rumored) counts with a better camera than Galaxy A51, because it has a much more megapixels back camera and a much higher 7680x4320 video definition. Xiaomi 15 Ultra (Rumored) has a very superior storage for applications, games, photos and videos than Samsung Galaxy A51, because although it has no SD extension slot, it also counts with 384 GB more internal memory.
The Xiaomi 15 Ultra (Rumored) has a way better battery lifetime than Samsung Galaxy A51, because it has a 50% greater battery size.
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