Compare phones
| Global Score | |
| 77.7 | 81.6 |
| Basic Information | |
| Samsung | Apple |
| Android 10 | -- |
| 2020-06-19 | 2016-09-16 |
| 6.44 x 2.96 x 0.35 inches | 5.44 x 2.64 x 0.28 inches |
| 6.77 ounces | 4.87 ounces |
| Black, Blue, Red and White | Black, Gold, Jet black, Red, Rose gold and Silver |
| -- | Aluminum |
| -- | Scratch-Resistant Glass |
| -- | $ 849.00 |
| Display / Screen | |
| 6.5 inches | 4.7 inches |
| 1600 x 720 pixels | 1334 x 750 pixels |
| TFT | IPS LCD |
| 270 pixels per inch | 326 pixels per inch |
| -- | 625 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Samsung Exynos 850 chipset | Apple A10 Fusion APL1W24 (16 nm) chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | 64-bit (Quad-Core 2340 MHz) processor |
| 3 GB RAM | 2 GB RAM |
| Mali-G76 GPU | PowerVR 7XT GT7600 Plus GPU |
| 9.09 | 9.18 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 13.3 |
| Camera | |
| 48.00 MP + 13.00 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 |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.78 | 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 | |
| 5000mAh Li - Polymer Battery | 1960mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 3.84 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The iPhone 7 has a general score of 81.6, which is slightly better than the Galaxy A21s's overall score of 77.7. Although the iPhone 7 is older than Galaxy A21s, it's design is somewhat thinner and notably lighter. IPhone 7 features a little bit better processing power than Galaxy A21s, although it has a smaller amount of RAM memory and lesser cores.
IPhone 7 features a sharper screen than Galaxy A21s, because although it has a little bit lower 750 x 1334 pixels resolution and a way smaller display, it also counts with a little bit better display density. IPhone 7 counts with a superior memory capacity to install applications and games or saving photos and videos than Samsung Galaxy A21s, because although it has no slot for external memory cards, it also counts with 256 GB internal memory.
Galaxy A21s features a very superior battery life than iPhone 7, because it has 5000mAh of battery capacity. The Galaxy A21s shoots better photographs and videos than iPhone 7, because although it has a tinier aperture, and they both have the same 1920x1080 video quality and the same video frame rate, the Galaxy A21s also counts with a way larger camera sensor taking way higher quality photographs and videos and a much more mega pixels back camera.
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