Compare phones
| Global Score | |
| 80.6 | 85.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 14 | Android 11, 10 |
| 2024-10-29 | 2019-12-27 |
| 6.00 x 2.80 x 0.32 inches | 6.24 x 2.90 x 0.31 inches |
| 6.67 ounces | 6.07 ounces |
| -- | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2670 x 1200 pixels | 2400 x 1080 pixels |
| OLED | Super AMOLED |
| 457 pixels per inch | 405 pixels per inch |
| 3200 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 10.2 | 8.1 |
| Performance | |
| Snapdragon 8 Elite SM8750-AB (3 nm) chipset | Samsung Exynos 9611 chipset |
| processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 830 GPU | Mali-G72 MP3 GPU |
| 6.21 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| Camera | |
| 50.00 MP + 32.00 MP | 48.00 MP + 32.00 MP |
| f/1.60 aperture | f/2.00 aperture |
| 23.00mm focal length | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 12.1 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 5400mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 7.12 | 5.92 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass and Gyroscope | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy A51 is slightly better than the Xiaomi 15, having an 85.5 score against 80.6. Both of these phones come with Android operating system, but the Samsung Galaxy A51 has an older 11 version while Xiaomi 15 has Android 14. Although the Samsung Galaxy A51 is noticeably older than the Xiaomi 15, it's construction is a little lighter and a bit thinner.
The Samsung Galaxy A51 counts with a very superior processor than Xiaomi 15, although it has a smaller amount of RAM, they both have 8 processing cores. Xiaomi 15 has a much sharper display than Galaxy A51, because although it has a quite smaller screen, it also counts with a quite better 1200 x 2670 resolution and a just a little better pixels density.
The Samsung Galaxy A51 has a slightly bigger memory capacity for games and applications than Xiaomi 15, because although it has just 128 GB internal memory capacity, it also counts with a SD extension slot that holds up to 512 GB. The Xiaomi 15 has a slightly better camera than Galaxy A51, because it has a back camera with more megapixels, a much better 7680x4320 video definition and a larger aperture to capture better low-light captures.
Xiaomi 15 features a much better battery lifetime than Galaxy A51, because it has a 5400mAh battery size against 4000mAh.
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