Compare phones
| Global Score | |
| 73.1 | 80.1 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 8.0 Oreo | Android 15 |
| 2018-07-13 | -- |
| 6.03 x 3.00 x 0.34 inches | -- |
| 6.38 ounces | -- |
| Blue | -- |
| Scratch-Resistant Glass | -- |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.7 inches |
| 1280 x 720 pixels (HD) | -- |
| TFT | AMOLED |
| 267 pixels per inch | -- |
| -- | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 5 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (4 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | processor |
| 2 GB RAM | 16 GB RAM |
| Mali-T830 MP1 GPU | Adreno 830 GPU |
| 8.73 | 6.3 |
| Storage | |
| 32 GB internal memory | 512 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 17.6 |
| Camera | |
| 13.00 MP + 13.00 MP | 200.00 MP + 32.00 MP |
| f/1.70 aperture | -- |
| 28.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 9.13 | 12.87 |
| Networks | |
| Wi-Fi | -- |
| Mobile Hotspot | -- |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 6.6 | 7.6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 6000mAh Si - Carbon Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi 15 Ultra (Rumored) is a bit better than the Galaxy J7 Star, having an 80.1 score against 73.1. Both devices we are comparing come with Android operating system, but the Xiaomi 15 Ultra (Rumored) has the older 15 version while Galaxy J7 Star has Android 9.0 Pie. Xiaomi 15 Ultra (Rumored) is a a lot thinner and noticeably lighter phone than the Galaxy J7 Star.
The Samsung Galaxy J7 Star has a much more powerful processing unit than Xiaomi 15 Ultra (Rumored), although it has 14 GB less RAM, they both have a Octa-Core CPU. The Galaxy J7 Star features a much better looking display than Xiaomi 15 Ultra (Rumored), although it has a bit smaller display. Xiaomi 15 Ultra (Rumored) features a very superior storage capacity to store more apps and games than Galaxy J7 Star, because although it has no SD memory slot, it also counts with 480 GB more internal storage capacity.
Xiaomi 15 Ultra (Rumored) has a much longer battery lifetime than Samsung Galaxy J7 Star, because it has an 82 percent greater battery capacity. Xiaomi 15 Ultra (Rumored) counts with a lot better camera than Galaxy J7 Star, because it has a way higher 7680x4320 video quality and a much better 200 megapixels resolution back-facing camera.
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