Compare phones
| Global Score | |
| 98.1 | 75.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 9.0 Pie, 8.0 Oreo, 7.1 Nougat |
| 2021-01-29 | -- |
| 6.50 x 2.98 x 0.35 inches | 5.97 x 2.95 x 0.31 inches |
| 8.04 ounces | 6.00 ounces |
| Phantom black and Silver | Black, Gold and Rose gold |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 5.5 inches |
| 3200 x 1440 pixels | 1920 x 1080 pixels (Full HD) |
| Dynamic AMOLED | IPS LCD |
| 516 pixels per inch | 401 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 7.9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Samsung Exynos 7 Octa 7870 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 660 GPU | Mali-T830 MP1 GPU |
| 9.72 | 8.73 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 8.88 |
| Camera | |
| 108.00 MP + 40.00 MP | 13.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 24.00mm focal length | 27.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.33 inches (1/3.06") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 13.75 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.1 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy S21 Ultra has a score of 98.1, which is much better than Galaxy J7 Prime 2's 75.3 general score. Even being the best device we compare here, the Samsung Galaxy S21 Ultra body is thicker and notably heavier than Galaxy J7 Prime 2. Both phones in our current comparison have Android OS, but the Samsung Galaxy S21 Ultra has the previous 11 version while Galaxy J7 Prime 2 has Android 9.0 Pie.
The Samsung Galaxy S21 Ultra features a quite superior performance than Samsung Galaxy J7 Prime 2, and although they both have a Octa-Core processor, the Samsung Galaxy S21 Ultra also has 9 GB more RAM. Galaxy S21 Ultra counts with a way better looking display than Galaxy J7 Prime 2, because it has a way better 1440 x 3200 resolution, a bigger screen and more pixels per inch in the screen.
The Galaxy S21 Ultra shoots much better photographs and videos than Galaxy J7 Prime 2, because it has a lot larger back camera sensor, a bigger aperture, a lot higher video quality and a back facing camera with a way better resolution. Samsung Galaxy S21 Ultra features a greater memory to install applications and games or saving photos and videos than Samsung Galaxy J7 Prime 2, because although it has no SD extension slot, it also counts with 128 GB internal storage capacity.
The Samsung Galaxy S21 Ultra has a much better battery performance than Samsung Galaxy J7 Prime 2, because it has a 5000mAh battery capacity.
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