Compare phones
| Global Score | |
| 84.1 | 83 |
| Basic Information | |
| Samsung | Apple |
| Android 11, 10 | iOS 9.x |
| 2020-03-23 | 2015-09-09 |
| 6.26 x 2.96 x 0.35 inches | 5.44 x 2.64 x 0.28 inches |
| 6.63 ounces | 5.04 ounces |
| Midnight blue and Raven black | Gold, Gray and Pink |
| Plastic and Plastic | Aluminium, Glass and Steel |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 575.00 |
| Display / Screen | |
| 6.4 inches | 4.7 inches |
| 2340 x 1080 pixels | 750 x 1334 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 326 pixels per inch |
| 420 cd/m2 brightness | 500 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 8.4 | 8.9 |
| Performance | |
| Exynos 9611 chipset | Apple A9 APL0898 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | 64-bit Twister, 64-bit (Dual-Core 1840 MHz) processor |
| 4 GB RAM | 2 GB (1600 MHz) RAM |
| Mali-G72 MP3 GPU | PowerVR GT7600 (650 MHz) GPU |
| 9.27 | 9.81 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 5.00 MP |
| f/2.00 aperture | f/2.20 aperture |
| 26.00mm focal length | 29.00mm focal length |
| 0.5 inches (1/2") sensor | 0.33 inches (1/3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.55 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), HSPA, HSUPA, EV-DO A, EDGE, GPRS, GSM and CDMA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.9 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 1715mAh Li-Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 240 hours standby time 14 hours talk time |
| 7.52 | 3.6 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy M21 has a general score of 84.1, which is a little bit better than the iPhone 6s's general score of 83. Samsung Galaxy M21 counts with Android 11 operating system, while iPhone 6s counts with iOS 9.x operating system. Samsung Galaxy M21's design is much newer than the iPhone 6s's, but it's somewhat thicker and much heavier.
The iPhone 6s features a bit better looking display than Galaxy M21, because although it has a lot smaller display, a quite inferior pixels count in each inch in the display and a much lower 1334 x 750 resolution, it also counts with a quite brighter screen. Samsung Galaxy M21 counts with a better storage capacity for applications and games than iPhone 6s, because although it has less internal memory, it also counts with an external memory card slot that holds up to 512 GB.
The iPhone 6s counts with just a bit better hardware performance than Galaxy M21, because although it has lesser and slower cores and a smaller amount of RAM, it also counts with a 64-bit CPU and an additional graphics processing unit. Samsung Galaxy M21 counts with a better camera than Apple iPhone 6s, and although they both have the same 3840x2160 (4K) video quality and the same 30 frames per second video frame rate, the Samsung Galaxy M21 also has a bigger aperture for better photos and video in low-light environments, a way more mega-pixels camera in the back and a much larger back camera sensor which gives a lot higher photo and video quality.
The Galaxy M21 has a superior battery lifetime than Apple iPhone 6s, because it has a 6000mAh battery capacity.
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