Compare phones
| Global Score | |
| 76.7 | 85 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 10, 9.0 Pie |
| 2021-05-27 | 2019-06-18 |
| 6.23 x 2.96 x 0.33 inches | 6.11 x 2.91 x 0.31 inches |
| 6.70 ounces | 5.93 ounces |
| Moonlight White, Neptune Blue and Space Black, | Midnight blue and Seawater blue |
| Glass and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.3 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | IPS LCD |
| 409 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| MediaTek Helio G85 MT6769Z chipset | Qualcomm Snapdragon 675 SM6150 chipset |
| Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali G52 MC2 GPU | Adreno 612 GPU |
| 9.09 | 9.18 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.02 | 14.14 |
| Camera | |
| 48.00 MP + 13.00 MP | 32.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.44 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M40 has a score of 85, which is better than Xiaomi Redmi Note 8 2021's score of 76.7. Galaxy M40's construction is somewhat lighter and a little thinner than Xiaomi Redmi Note 8 2021, although it was released 2 years before. These devices work with Android OS, but the Galaxy M40 has the previous 10 version while Xiaomi Redmi Note 8 2021 has Android 11.
Samsung Galaxy M40 has a display that's very similar to the Xiaomi Redmi Note 8 2021 one, both have the same amount of pixels in each inch of screen, an equal resolution of 1080 x 2340px and a screen of the same size. Galaxy M40 counts with a bit better processor than Xiaomi Redmi Note 8 2021, and although they both have 8 cpu cores, the Galaxy M40 also has more RAM memory.
The Xiaomi Redmi Note 8 2021 features a little bit better camera than Samsung Galaxy M40, because although it has a smaller camera aperture which is worse for low light captures and video, and they both have the same 1920x1080 video definition and the same video frame rate, the Xiaomi Redmi Note 8 2021 also counts with a much larger back-facing camera sensor providing a way better image quality and a back facing camera with a way better 48 mega-pixels resolution.
The Galaxy M40 has a very superior storage for applications, games, photos and videos than Xiaomi Redmi Note 8 2021, because it has a slot for an SD memory card that allows up to 512 GB and 128 GB internal storage. The Xiaomi Redmi Note 8 2021 has a bit longer battery duration than Samsung Galaxy M40, because it has 4000mAh of battery capacity against 3500mAh.
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