Compare phones
| Global Score | |
| 72.5 | 78.8 |
| Basic Information | |
| Samsung | Xiaomi |
| -- | 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 |
| Black | Black, Blue, Green and Pink |
| Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 230.00 | -- |
| 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 and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.1 | 10.6 |
| Battery Life | |
| 3300mAh 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 |
| -- | 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 has a score of 78.8, which is a bit better than Galaxy J7 (2018)'s 72.5 global score. Xiaomi 12's body is newer, just a little bit lighter and a bit thinner than Galaxy J7 (2018). Xiaomi 12 has a much better screen than Galaxy J7 (2018), because it has a lot better resolution of 1080 x 2400, a much greater screen density and a bit bigger display.
Galaxy J7 (2018) features a way better processing power than Xiaomi 12, although it has a smaller amount of RAM memory, they both have 8 CPU cores. Xiaomi 12 has a little bit better storage capacity to store more apps and games than Galaxy J7 (2018), because although it has no slot for an SD memory card, it also counts with 128 GB internal storage capacity.
Xiaomi 12 features improved battery life than Galaxy J7 (2018), because it has 4500mAh of battery capacity against 3300mAh. The Xiaomi 12 captures a lot better pictures and videos than Samsung Galaxy J7 (2018), because although it has a tinier diafragm aperture which is not favorable for taking images and/or video in poorly lited environments, it also counts with a lot larger back-facing camera sensor taking way better quality photos, a way more megapixels camera and a much higher video definition.
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