Compare phones
| Global Score | |
| 84.1 | 83.8 |
| Basic Information | |
| Samsung | Apple |
| Android 11, 10 | -- |
| 2020-03-23 | 2016-09-16 |
| 6.26 x 2.96 x 0.35 inches | 6.23 x 3.07 x 0.29 inches |
| 6.63 ounces | 6.63 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 |
| -- | $ 969.00 |
| Display / Screen | |
| 6.4 inches | 5.5 inches |
| 2340 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 401 pixels per inch |
| 420 cd/m2 brightness | 625 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.6 |
| 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 | 3 GB RAM |
| Mali-G72 MP3 GPU | PowerVR 7XT GT7600 Plus GPU |
| 9.27 | 9.27 |
| 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 | 2900mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 4.88 |
| 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 general score of 84.1, which is a bit better than the iPhone 7 Plus's score of 83.8. Galaxy M21 is a thicker device than the iPhone 7 Plus, but they weight 6.63oz. Apple iPhone 7 Plus features a slightly better looking display than Galaxy M21, because although it has a bit worse amount of pixels per inch in the display, a quite smaller screen and a little bit worse 1080 x 1920 resolution, it also counts with more screen brightness.
Apple iPhone 7 Plus counts with a CPU that is very similar to Samsung Galaxy M21's CPU, although the Apple iPhone 7 Plus has lesser cores and less RAM. IPhone 7 Plus counts with a greater storage capacity to store more apps and games than Samsung Galaxy M21, because although it has no SD memory card expansion slot, it also counts with 256 GB internal memory.
The Galaxy M21 features a very superior battery lifetime than Apple iPhone 7 Plus, because it has a 107% more battery capacity. Samsung Galaxy M21 counts with a much better camera than Apple iPhone 7 Plus, because although it has a tinier aperture, and they both have the same (4K) video resolution and the same 30 frames per second video frame rates, the Samsung Galaxy M21 also counts with a back-facing camera with much more mega-pixels and a lot bigger sensor capturing more light and vivid colors.
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