Compare phones
| Global Score | |
| 83.8 | 84.1 |
| Basic Information | |
| Apple | Samsung |
| -- | Android 11, 10 |
| 2016-09-16 | 2020-03-23 |
| 6.23 x 3.07 x 0.29 inches | 6.26 x 2.96 x 0.35 inches |
| 6.63 ounces | 6.63 ounces |
| Black, Gold, Jet black, Red, Rose gold and Silver | Midnight blue and Raven black |
| Aluminum | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 969.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 401 pixels per inch | 403 pixels per inch |
| 625 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 8.4 |
| Performance | |
| Apple A10 Fusion APL1W24 (16 nm) chipset | Exynos 9611 chipset |
| 64-bit (Quad-Core 2340 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR 7XT GT7600 Plus GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 12.00 MP + 7.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.68 | 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 2900mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.88 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M21 has a score of 84.1, which is a bit better than Apple iPhone 7 Plus's global score of 83.8. The Galaxy M21 body weights the same than the Apple iPhone 7 Plus, but it is thicker. Galaxy M21's processing unit is very similar to the Apple iPhone 7 Plus one, although the Galaxy M21 also has 4 more cpu cores and 1 GB more RAM.
IPhone 7 Plus features a little bit better screen than Galaxy M21, because although it has a little smaller display, a bit inferior amount of pixels per screen inch and a bit lower 1080 x 1920 pixels resolution, it also counts with a brighter screen. Galaxy M21 takes much clearer videos and photos than iPhone 7 Plus, because although it has a tinier camera aperture, and they both have the same 3840x2160 (4K) video definition and the same video frame rate, the Galaxy M21 also counts with a way larger sensor taking way higher quality photos and videos and a much more mega-pixels camera.
Apple iPhone 7 Plus counts with a bigger storage for games and applications than Samsung Galaxy M21, because although it has no SD memory card expansion slot, it also counts with 256 GB internal storage. The Galaxy M21 features a much better battery duration than Apple iPhone 7 Plus, because it has a 107 percent bigger battery size.
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