Compare phones
| Global Score | |
| 88.1 | 77.7 |
| Basic Information | |
| Apple | Samsung |
| -- | Android 10 |
| 2017-11-03 | 2020-06-19 |
| 5.65 x 2.79 x 0.30 inches | 6.44 x 2.96 x 0.35 inches |
| 6.14 ounces | 6.77 ounces |
| Silver and Space gray | Black, Blue, Red and White |
| Glass and Stainless steel | -- |
| Scratch-Resistant Glass | -- |
| $ 1149.00 | -- |
| Display / Screen | |
| 5.8 inches | 6.5 inches |
| 2436 x 1125 pixels | 1600 x 720 pixels |
| OLED | TFT |
| 463 pixels per inch | 270 pixels per inch |
| 625 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 7.2 |
| Performance | |
| Apple A11 Bionic APL1W72 (10 nm) chipset | Samsung Exynos 850 chipset |
| 64-bit Monsoon and Mistral, 64-bit (Hexa-Core 2390 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| Apple 3-core GPU GPU | Mali-G76 GPU |
| 10.17 | 9.09 |
| Storage | |
| 256 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 9.84 |
| Camera | |
| 12.00 MP + 7.00 MP | 48.00 MP + 13.00 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 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 10.12 | 10.78 |
| 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 | |
| 2716mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.72 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
Apple iPhone X is much better than the Galaxy A21s, with a global score of 88.1 against 77.7. The Apple iPhone X construction is a bit lighter and somewhat thinner than Galaxy A21s, even though it was released 3 years before. Apple iPhone X features a better hardware performance than Samsung Galaxy A21s, because although it has less cpu cores (but faster), and they both have 3 GB of RAM, the Apple iPhone X also counts with a 64-bits processing unit.
IPhone X has an incredibly better screen than Samsung Galaxy A21s, because although it has a quite smaller screen, it also counts with a much better screen pixels density and a way better 1125 x 2436 pixels resolution. The iPhone X counts with much more storage capacity to install games and applications than Galaxy A21s, because although it has no SD memory card expansion slot, it also counts with 256 GB internal memory capacity.
Samsung Galaxy A21s has a really longer battery performance than Apple iPhone X, because it has 5000mAh of battery capacity. The Galaxy A21s shoots clearer photographs and videos than iPhone X, because although it has a tinier aperture which is not recommended for taking photographs and videos in low light situations and worse 30 frames per second video frame rate, and they both have the same 1920x1080 video definition, the Galaxy A21s also counts with a much bigger sensor taking much higher quality videos and photos and a lot higher 48 MP resolution camera.
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