| Global Score | |
| 79 | 87.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.4 | Android 10 |
| 2013-03-14 | 2020-09-11 |
| 5.38 x 2.75 x 0.31 inches | 6.45 x 3.00 x 0.37 inches |
| 4.59 ounces | 7.51 ounces |
| Black, Blue, Red and White | Black and White |
| Polycarbonate | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 135.00 | -- |
| Display / Screen | |
| 5 inches | 6.7 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED Plus |
| 441 pixels per inch | 385 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 600 APQ8064T chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Krait 300 (Quad-Core 1900 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 2 GB (800 MHz) RAM | 6 GB RAM |
| Adreno 320 (400 MHz) GPU | Adreno 618 GPU |
| 9 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.46 | 14.14 |
| Camera | |
| 13.00 MP + 2.00 MP | 64.00 MP + 32.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 9.02 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 2600mAh Li-Ion Battery | 7000mAh Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 17 hours talk time | -- |
| 4.56 | 8.32 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Samsung Galaxy M51 has a global score of 87.7, which is better than the Galaxy S4's 79 general score. Both devices we are comparing have Android OS (Operating System), but the Samsung Galaxy M51 has a more recent 10 version while Galaxy S4 has Android 4.4 version. Samsung Galaxy M51's design is much newer than the Galaxy S4's, although it's extremely heavier and thicker.
Galaxy M51 has a little bit better hardware performance than Galaxy S4, because although it has doesn't have an additional GPU, it also counts with more processing cores and 4 GB more RAM. Samsung Galaxy S4 counts with a sharper display than Samsung Galaxy M51, because although it has a much smaller display and a bit lower resolution of 1920 x 1080, it also counts with a just a little better display pixels density.
Galaxy M51 has a superior memory capacity for games and applications than Samsung Galaxy S4, because it has a SD card slot that allows up to 512 GB and 128 GB internal storage capacity. The Galaxy M51 features a very superior camera than Samsung Galaxy S4, because it has a lot higher (4K) video quality, a larger aperture, a lot larger back-facing camera sensor and a much better resolution back camera.
Samsung Galaxy M51 features a much longer battery life than Galaxy S4, because it has a 169 percent bigger battery capacity.
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