Compare phones
| Global Score | |
| 75.2 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 4.4.3 | Android 11, 10 |
| 2014-07-22 | 2020-04-29 |
| 5.48 x 2.70 x 0.35 inches | 6.26 x 2.90 x 0.34 inches |
| 5.26 ounces | 6.60 ounces |
| Black and White | Prism cube black |
| -- | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 329.00 | $ 339.00 |
| Display / Screen | |
| 5 inches | 6.5 inches |
| 1080 x 1920 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 441 pixels per inch | 405 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 801 8974-AC chipset | Samsung Exynos 980 chipset |
| Qualcomm Krait 400 (Quad-Core 2500 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 330 (450 MHz) GPU | Mali-G76 MP5 GPU |
| 9.36 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 7.7 | 15.38 |
| Camera | |
| 13.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM |
| 7 | 10.7 |
| Battery Life | |
| 3080mAh Li-Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 6.32 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy A51 5G has a general score of 90.8, which is much better than Xiaomi Mi 4's overall score of 75.2. These phones have Android OS (Operating System), but Samsung Galaxy A51 5G has older 11 version and Xiaomi Mi 4 has Android 4.4.3. Samsung Galaxy A51 5G is a extremely newer and just a little bit thinner cellphone than the Xiaomi Mi 4, although it's also notably heavier.
Xiaomi Mi 4 features a more vivid display than Galaxy A51 5G, because although it has a quite lower 1920 x 1080px resolution and a way smaller display, it also counts with a little greater quantity of pixels in each screen inch. Galaxy A51 5G features a much greater memory for applications, games, photos and videos than Xiaomi Mi 4, because it has a SD memory card expansion slot that allows a maximum of 1000 GB and 64 GB more internal storage.
Xiaomi Mi 4 has a bit faster processor than Samsung Galaxy A51 5G, because although it has less cpu cores and less RAM, it also counts with an additional graphics processor. Samsung Galaxy A51 5G takes much clearer videos and photos than Xiaomi Mi 4, because although it has a tinier diafragm aperture which is not recommended for low-light photography and video, and they both have the same video frame rate and the same 3840x2160 video resolution, the Samsung Galaxy A51 5G also counts with a lot bigger back-facing camera sensor which offers a much better image and video quality and a back-facing camera with way more megapixels.
Samsung Galaxy A51 5G counts with a really longer battery performance than Xiaomi Mi 4, because it has a 46 percent more battery capacity.
The Galaxy A51 5G costs a bit more than the Xiaomi Mi 4, but it's still a good choice, because you can get a lot more features for that extra money.
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