Compare phones
| Global Score | |
| 73.1 | 78.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 8.0 Oreo | Android 12 |
| 2018-07-13 | 2021-12-28 |
| 6.03 x 3.00 x 0.34 inches | 6.01 x 2.75 x 0.32 inches |
| 6.38 ounces | 6.31 ounces |
| Blue | Black, Blue, Green and Pink |
| -- | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.3 inches |
| 1280 x 720 pixels (HD) | 2400 x 1080 pixels |
| TFT | AMOLED |
| 267 pixels per inch | 418 pixels per inch |
| -- | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 8.9 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 8 Gen1 SM8450 (4 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | processor |
| 2 GB RAM | 8 GB RAM |
| Mali-T830 MP1 GPU | Adreno 730 GPU |
| 8.73 | 6.21 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 50.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.64 inches (1/1.56") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.13 | 12.54 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 10.6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi 12 is a bit better than the Samsung Galaxy J7 Star, with a 78.8 score against 73.1. Xiaomi 12's design is much newer, just a little bit thinner and just a little bit lighter than Samsung Galaxy J7 Star. Both of these devices include Android operating system, but the Xiaomi 12 has 12 version while Samsung Galaxy J7 Star has Android 9.0 Pie version.
Xiaomi 12 has a much more vibrant screen than Samsung Galaxy J7 Star, because it has a bit larger display, a way greater pixels amount per inch of screen and a much higher 1080 x 2400 resolution. Galaxy J7 Star counts with a much powerful CPU than Xiaomi 12, although it has 6 GB lesser RAM memory, they both have a Octa-Core processing unit.
Xiaomi 12 has a slightly bigger storage capacity to install games and applications than Samsung Galaxy J7 Star, because although it has no slot for SD memory cards, it also counts with 96 GB more internal storage capacity. Xiaomi 12 has longer battery life than Samsung Galaxy J7 Star, because it has a 36 percent larger battery size.
Xiaomi 12 has a lot better camera than Galaxy J7 Star, because although it has a tinier aperture which is not nice for low light images, it also counts with a lot better 7680x4320 video resolution, a way more MP camera in the back and a lot larger sensor shooting way higher quality photographs and videos.
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