Compare phones
| Global Score | |
| 84.1 | 81.6 |
| Basic Information | |
| Samsung | Apple |
| Android 11, 10 | -- |
| 2020-03-23 | 2016-09-16 |
| 6.26 x 2.96 x 0.35 inches | 5.44 x 2.64 x 0.28 inches |
| 6.63 ounces | 4.87 ounces |
| Midnight blue and Raven black | Black, Gold, Jet black, Red, Rose gold and Silver |
| Plastic and Plastic | Aluminum |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 849.00 |
| Display / Screen | |
| 6.4 inches | 4.7 inches |
| 2340 x 1080 pixels | 1334 x 750 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 326 pixels per inch |
| 420 cd/m2 brightness | 625 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Exynos 9611 chipset | Apple A10 Fusion APL1W24 (16 nm) chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | 64-bit (Quad-Core 2340 MHz) processor |
| 4 GB RAM | 2 GB RAM |
| Mali-G72 MP3 GPU | PowerVR 7XT GT7600 Plus GPU |
| 9.27 | 9.18 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 13.3 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 7.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 28.00mm focal length |
| 0.5 inches (1/2") sensor | 0.33 inches (1/3") 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 | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.55 | 9.68 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 1960mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 3.84 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy M21 has a score of 84.1, which is a bit better than Apple iPhone 7's global score of 81.6. Galaxy M21's body is way newer than the Apple iPhone 7's, although it is notably heavier and somewhat thicker. The Galaxy M21 counts with a bit more vivid screen than Apple iPhone 7, because although it has much worse brightness, it also counts with a really larger screen, a lot better 1080 x 2340 resolution and a quite better pixels density.
The Apple iPhone 7 counts with a better memory to install applications and games or saving photos and videos than Galaxy M21, because although it has no slot for external memory cards, it also counts with 256 GB internal memory capacity. The Galaxy M21 has a bit better processing unit than iPhone 7, because it has a higher amount of RAM memory and more CPU cores (although slower).
The Samsung Galaxy M21 counts with a much better camera than Apple iPhone 7, because although it has a smaller aperture which is not nice for shooting pictures or videos in low light situations, and they both have the same 30 fps video frame rate and the same 3840x2160 (4K) video resolution, the Samsung Galaxy M21 also counts with a way higher 48 mega-pixels resolution camera in the back and a way larger sensor.
The Galaxy M21 has a really longer battery life than Apple iPhone 7, because it has 6000mAh of battery capacity against 1960mAh.
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