Compare phones
| Global Score | |
| 87.7 | 84.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11, 10 |
| 2020-09-11 | 2020-03-23 |
| 6.45 x 3.00 x 0.37 inches | 6.26 x 2.96 x 0.35 inches |
| 7.51 ounces | 6.63 ounces |
| Black and White | Midnight blue and Raven black |
| Plastic and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED Plus | Super AMOLED |
| 385 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Exynos 9611 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 11.74 |
| Camera | |
| 64.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.57 inches (1/1.76") 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 (240 fps) (Full HD) slow motion video |
| 11.88 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 7000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 8.32 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy M51 has a global score of 87.7, which is slightly better than the Samsung Galaxy M21's general score of 84.1. Samsung Galaxy M51 is a heavier and just a bit thicker phone than Samsung Galaxy M21. Both phones in this review use Android OS (Operating System), but Samsung Galaxy M51 has 10 version while Samsung Galaxy M21 has Android 11 version.
Samsung Galaxy M21 and Samsung Galaxy M51 both count with incredibly similar processors, and although the Samsung Galaxy M21 has a smaller amount of RAM, they both have 8 cpu cores. The Galaxy M21 features just a bit better display than Galaxy M51, because although it has a little smaller screen, and they both have exactly the same 1080 x 2340px resolution, the Galaxy M21 also counts with a little bit higher pixels quantity in each inch of screen.
Samsung Galaxy M51 shoots slightly better photos and videos than Samsung Galaxy M21, and although they both have the same 3840x2160 video resolution and the same 30 frames per second video frame rate, the Samsung Galaxy M51 also has a larger aperture to capture better low light captures, a much more MP camera and a larger camera sensor.
Galaxy M51 counts with a superior storage capacity for apps and games than Galaxy M21, and although they both have a slot for SD memory cards that holds a maximum of 512 GB, the Galaxy M51 also has 64 GB more internal storage capacity. The Galaxy M51 features greater battery duration than Galaxy M21, because it has a 17% larger battery size.
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