Compare phones
| Global Score | |
| 89.1 | 87.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 10 |
| 2022-01-11 | 2020-09-11 |
| 6.13 x 2.93 x 0.31 inches | 6.45 x 3.00 x 0.37 inches |
| 6.00 ounces | 7.51 ounces |
| -- | Black and White |
| Metal and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 700.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | Super AMOLED Plus |
| 403 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 (5 nm) chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 680 Prime, 64-bit (Octa-Core 2840 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 618 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 12.00 MP + 32.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 9.9 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 8.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy S21 FE has an overall score of 89.1, which is just a bit better than the Galaxy M51's score of 87.7. Both devices we are comparing include Android OS (Operating System), but Galaxy S21 FE has 11 version and Galaxy M51 has Android 10, so it provides you some additional features and performance optimizations. Galaxy S21 FE is a newer cellphone, and it is also incredibly lighter and thinner than Galaxy M51.
The Samsung Galaxy S21 FE has a little bit better looking display than Galaxy M51, because although it has a quite smaller display, and they both have the same resolution of 1080 x 2340, the Samsung Galaxy S21 FE also counts with a just a bit higher pixels quantity per inch of display. The Galaxy M51 features a way bigger memory capacity for applications and games than Galaxy S21 FE, and although they both have the same 128 GB internal storage, the Galaxy M51 also has an external SD slot that admits up to 512 GB.
The Galaxy S21 FE has a little better hardware performance than Samsung Galaxy M51. Both of them have a 6 GB RAM and a Octa-Core processing unit. Galaxy M51 has a way better battery lifetime than Samsung Galaxy S21 FE, because it has a 7000mAh battery size against 4500mAh. Galaxy M51 counts with a lot better camera than Samsung Galaxy S21 FE, because although it has worse video frame rate, and they both have the same video definition and a F1.8 camera aperture, the Galaxy M51 also counts with a lot more mega pixels camera.
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