Compare phones
| Global Score | |
| 83 | 77.7 |
| Basic Information | |
| Apple | Samsung |
| iOS 9.x | Android 10 |
| 2015-09-09 | 2020-06-19 |
| 5.44 x 2.64 x 0.28 inches | 6.44 x 2.96 x 0.35 inches |
| 5.04 ounces | 6.77 ounces |
| Gold, Gray and Pink | Black, Blue, Red and White |
| Aluminium, Glass and Steel | -- |
| Scratch-Resistant Glass | -- |
| $ 575.00 | -- |
| Display / Screen | |
| 4.7 inches | 6.5 inches |
| 750 x 1334 pixels | 1600 x 720 pixels |
| IPS LCD | TFT |
| 326 pixels per inch | 270 pixels per inch |
| 500 cd/m2 brightness | -- |
| Capacitive, Multi-touch | No touch screen |
| 8.9 | 7.2 |
| Performance | |
| Apple A9 APL0898 chipset | Samsung Exynos 850 chipset |
| 64-bit Twister, 64-bit (Dual-Core 1840 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 2 GB (1600 MHz) RAM | 3 GB RAM |
| PowerVR GT7600 (650 MHz) GPU | Mali-G76 GPU |
| 9.81 | 9.09 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 9.84 |
| Camera | |
| 12.00 MP + 5.00 MP | 48.00 MP + 13.00 MP |
| f/2.20 aperture | f/2.00 aperture |
| 29.00mm 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 | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 9.68 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), HSPA, HSUPA, EV-DO A, EDGE, GPRS, GSM and CDMA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.9 | 6.7 |
| Battery Life | |
| 1715mAh Li-Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 240 hours standby time 14 hours talk time | -- |
| 3.6 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The iPhone 6s has a general score of 83, which is slightly better than Samsung Galaxy A21s's global score of 77.7. The iPhone 6s body is lighter and thinner than Samsung Galaxy A21s, even though it was released 5 years before. IPhone 6s works with iOS 9.x OS, while Samsung Galaxy A21s comes with Android 10 OS.
The iPhone 6s has a way better screen than Samsung Galaxy A21s, because although it has a lot smaller display and a bit worse 1334 x 750 resolution, it also counts with a bit greater quantity of pixels per display inch. The iPhone 6s counts with a little bit better performance than Samsung Galaxy A21s, because although it has a lower amount of RAM memory and an inferior number of cores and also slower, it also counts with a 64 bits processor and a graphics processing unit.
Samsung Galaxy A21s captures better videos and photos than iPhone 6s, and although they both have the same 1920x1080 video quality and the same video frame rates, the Samsung Galaxy A21s also has a bigger aperture for better photos and videos in poorly lited environments, a way bigger back camera sensor providing a lot better image quality and a much better 48 mega pixels resolution back-facing camera.
The Apple iPhone 6s counts with a little bit better memory capacity for games and applications than Galaxy A21s, because although it has no external memory slot, it also counts with 128 GB internal storage capacity. The Galaxy A21s has a very superior battery lifetime than Apple iPhone 6s, because it has 5000mAh of battery capacity against 1715mAh.
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