| Global Score | |
| 78.1 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow | Android 11 |
| 2016-03-11 | 2021-01-29 |
| 5.94 x 2.86 x 0.30 inches | 6.50 x 2.98 x 0.35 inches |
| 5.54 ounces | 8.04 ounces |
| Black, Black pearl, Coral blue, Gold, Pink gold, Silver and White | Phantom black and Silver |
| Aluminum and Glass (Corning Gorilla Glass 4) | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 336.00 | $ 966.00 |
| Display / Screen | |
| 5.5 inches | 6.8 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 3200 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 534 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 820 MSM8996 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo, 64-bit, 14 nm (Quad-Core 2200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| Adreno 530 GPU | Adreno 660 GPU |
| 9 | 9.72 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | No SD card slot |
| 8.56 | 10.1 |
| Camera | |
| 12.00 MP + 5.00 MP | 108.00 MP + 40.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.4 inches (1/2.5") sensor | 0.75 inches (1/1.33") 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 |
| 9.79 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3600mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.6 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.1 |
| 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 |
The Galaxy S21 Ultra is way better than Galaxy S7 edge, having a 98.1 score against 78.1. These phones use Android OS, but the Galaxy S21 Ultra has an older 11 version and Galaxy S7 edge has Android 8.0 Oreo version. The Galaxy S21 Ultra body is noticeably newer, but thicker and noticeably heavier than the Galaxy S7 edge.
Galaxy S21 Ultra features a better looking display than Samsung Galaxy S7 edge, because although it has a just a little less pixels per inch in the display, it also counts with a larger display and a quite better 1440 x 3200 resolution. Galaxy S21 Ultra features a better memory to install applications and games or saving photos and videos than Galaxy S7 edge, because although it has no SD memory card expansion slot, it also counts with 96 GB more internal memory capacity.
The Samsung Galaxy S21 Ultra counts with a little faster CPU than Samsung Galaxy S7 edge, because it has a larger amount of RAM and a larger number of cores (and also faster). The Galaxy S21 Ultra has a very superior battery duration than Galaxy S7 edge, because it has a 5000mAh battery capacity instead of 3600mAh.
Samsung Galaxy S21 Ultra takes way better videos and photos than Galaxy S7 edge, because although it has a tinier diafragm aperture, it also counts with a lot more megapixels back-facing camera, a much higher 7680x4320 video quality and a lot larger camera sensor taking more light and vivid colors.
The Galaxy S21 Ultra is a lot more expensive than Galaxy S7 edge, but you can get a much better phone for that few extra dollars.
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