Compare phones
| Global Score | |
| 83 | 91.8 |
| Basic Information | |
| Apple | Samsung |
| iOS 9.x | Android 11 |
| 2015-09-09 | 2021-01-29 |
| 5.44 x 2.64 x 0.28 inches | 5.97 x 2.80 x 0.31 inches |
| 5.04 ounces | 6.03 ounces |
| Gold, Gray and Pink | Gray, Phantom pink, Violet and White |
| Aluminium, Glass and Steel | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 575.00 | $ 722.00 |
| Display / Screen | |
| 4.7 inches | 6.2 inches |
| 750 x 1334 pixels | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 326 pixels per inch | 424 pixels per inch |
| 500 cd/m2 brightness | 1300 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 8.9 | 9.2 |
| Performance | |
| Apple A9 APL0898 chipset | Qualcomm Snapdragon 888 chipset |
| 64-bit Twister, 64-bit (Dual-Core 1840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 2 GB (1600 MHz) RAM | 8 GB RAM |
| PowerVR GT7600 (650 MHz) GPU | Adreno 660 GPU |
| 9.81 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 12.00 MP + 5.00 MP | 12.00 MP + 10.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 29.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (960 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 | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.9 | 10.7 |
| Battery Life | |
| 1715mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 240 hours standby time 14 hours talk time | -- |
| 3.6 | 5.92 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy S21 is better than iPhone 6s, having a 91.8 score against 83. Galaxy S21 has Android 11 operating system, while iPhone 6s works with iOS 9.x operating system. The Galaxy S21 is a incredibly newer device than iPhone 6s, but it is just a little bit thicker and heavier. Samsung Galaxy S21 has a bit better display than Apple iPhone 6s, because it has a better screen pixel density, a really bigger screen, a much brighter screen and a lot higher 1080 x 2400 resolution.
Apple iPhone 6s and Galaxy S21 both feature incredibly similar memory capacity to install applications and games or saving photos and videos, they have equal 128 GB internal memory capacity. The Apple iPhone 6s features a little better performance than Galaxy S21, because although it has a lower number of cores and less RAM, it also counts with an additional graphics processing unit and a 64-bits processing unit.
Galaxy S21 features a much longer battery life than Apple iPhone 6s, because it has 4000mAh of battery capacity against 1715mAh. The Galaxy S21 shoots much better photos and videos than Apple iPhone 6s, and although they both have a 12 megapixels back facing camera, the Galaxy S21 also has a bigger aperture, a lot larger camera sensor taking more light and vivid colors and a lot better 7680x4320 video quality.
The Samsung Galaxy S21 is more expensive than the iPhone 6s, but it's still a great deal, because you can get a lot more for that extra money.
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