Compare phones
| Global Score | |
| 79.6 | 80.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10, 9.0 Pie | Android 14 |
| 2019-04-10 | 2024-10-29 |
| 5.69 x 2.72 x 0.31 inches | 6.00 x 2.80 x 0.32 inches |
| 4.94 ounces | 6.67 ounces |
| Black, Blue, Coral and White | -- |
| Plastic and Plastic | Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.9 inches | 6.4 inches |
| 2340 x 1080 pixels | 2670 x 1200 pixels |
| Super AMOLED | OLED |
| 437 pixels per inch | 457 pixels per inch |
| -- | 3200 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 10.2 |
| Performance | |
| Exynos 7904 chipset | Snapdragon 8 Elite SM8750-AB (3 nm) chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G71 MP2 GPU | Adreno 830 GPU |
| 8.91 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 13.3 |
| Camera | |
| 16.00 MP + 25.00 MP | 50.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.60 aperture |
| 27.00mm focal length | 23.00mm focal length |
| 0.36 inches (1/2.8") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.46 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 7 |
| Battery Life | |
| 3100mAh Li - Polymer Battery | 5400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.12 | 7.12 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass and Gyroscope |
| FM Radio | -- |
Comparison review
The Xiaomi 15 is a bit better than the Galaxy A40, with an 80.6 score against 79.6. The Xiaomi 15 design is noticeably newer, but just a little bit thicker and heavier than Galaxy A40. These devices come with Android OS (Operating System), but the Xiaomi 15 has a newer 14 version and Galaxy A40 has Android 11 version, offering some additional features and increased performance.
The Xiaomi 15 features an incredibly better looking display than Galaxy A40, because it has a little bit bigger display, a little higher pixels count in each display inch and a little bit higher resolution of 1200 x 2670. Xiaomi 15 counts with a bigger memory capacity to store more games and applications than Galaxy A40, because although it has no external SD slot, it also counts with 256 GB internal memory.
Galaxy A40 counts with a much more powerful processor than Xiaomi 15, although it has less RAM memory, they both have the same number of cores. The Xiaomi 15 counts with a very superior battery performance than Samsung Galaxy A40, because it has a 74 percent more battery capacity. Xiaomi 15 counts with a greater camera than Samsung Galaxy A40, because it has a lot better 7680x4320 video resolution, a way more mega-pixels back facing camera and a larger diafragm aperture to take better low light captures and video.
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