Compare phones
| Global Score | |
| 81.6 | 84.1 |
| Basic Information | |
| Apple | Samsung |
| -- | Android 11, 10 |
| 2016-09-16 | 2020-03-23 |
| 5.44 x 2.64 x 0.28 inches | 6.26 x 2.96 x 0.35 inches |
| 4.87 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 |
| $ 849.00 | -- |
| Display / Screen | |
| 4.7 inches | 6.4 inches |
| 1334 x 750 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 326 pixels per inch | 403 pixels per inch |
| 625 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 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 |
| 2 GB RAM | 4 GB RAM |
| PowerVR 7XT GT7600 Plus GPU | Mali-G72 MP3 GPU |
| 9.18 | 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 | |
| 1960mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 3.84 | 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
Samsung Galaxy M21 is a little bit better than Apple iPhone 7, having an 84.1 score against 81.6. The Samsung Galaxy M21 design is way newer than Apple iPhone 7's, but it is extremely heavier and somewhat thicker. Galaxy M21 features a bit better processing power than iPhone 7, because it has more CPU cores (although slower) and a larger amount of RAM.
The Galaxy M21 counts with a little bit better screen than Apple iPhone 7, because although it has much lower brightness, it also counts with a little bit better pixels density, a much larger display and a lot higher 1080 x 2340 resolution. Samsung Galaxy M21 counts with a much better camera than Apple iPhone 7, because although it has a tinier camera aperture which is not good for taking photographs or videos in poorly lited environments, and they both have the same 30 fps video frame rates and the same video resolution, the Samsung Galaxy M21 also counts with a back-facing camera with a much higher 48 megapixels resolution and a way larger sensor taking way higher quality photos.
The iPhone 7 features more storage for apps and games than Samsung Galaxy M21, because although it has no slot for SD memory cards, it also counts with 256 GB internal storage. The Galaxy M21 features a really longer battery duration than iPhone 7, because it has a 6000mAh battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.