Compare phones
| Global Score | |
| 72.7 | 90.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | Android 14 |
| 2018-06-29 | -- |
| 6.03 x 3.00 x 0.34 inches | -- |
| 6.38 ounces | -- |
| 16 777 216 | -- |
| -- | Glass (Corning Gorilla Glass) and Titanium |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.8 inches |
| 1280 x 720 pixels (HD) | 3088 x 1440 pixels |
| TFT | Dynamic AMOLED |
| 267 pixels per inch | 501 pixels per inch |
| -- | 2600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 10.2 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 8 Gen 4 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | processor |
| 2 GB RAM | 12 GB RAM |
| Mali-T830 MP1 GPU | Yes GPU |
| 8.73 | 6.21 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 13.3 |
| Camera | |
| 13.00 MP + 13.00 MP | 200.00 MP + 12.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| 28.00mm focal length | 24.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.77 inches (1/1.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.13 | 14.74 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 5000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.3 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Samsung Galaxy S25 Ultra has a general score of 90.7, which is a lot better than Galaxy J7 Refine's 72.7 general score. Both of these devices come with Android OS (Operating System), but Samsung Galaxy S25 Ultra has 14 version and Galaxy J7 Refine has Android 8.0 Oreo. The Samsung Galaxy S25 Ultra body is lighter and extremely thinner than the Galaxy J7 Refine.
The Samsung Galaxy J7 Refine features a much better processing power than Galaxy S25 Ultra, although it has a smaller amount of RAM memory, they both have the same number of cores. Samsung Galaxy S25 Ultra features an incredibly better display than Galaxy J7 Refine, because it has a lot higher 1440 x 3088px resolution, a larger display and a much higher pixel amount per inch of screen.
The Galaxy S25 Ultra has a much better memory capacity for apps and games than Galaxy J7 Refine, because although it has no slot for an SD memory card, it also counts with more internal memory capacity. The Galaxy S25 Ultra features a way better camera than Samsung Galaxy J7 Refine, and although they both have the same aperture, the Galaxy S25 Ultra also has a much more mega-pixels back camera, a much higher 7680x4320 video quality and a lot larger back camera sensor.
The Galaxy S25 Ultra features a really longer battery duration than Galaxy J7 Refine, because it has a 52 percent larger battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.