Compare phones
| Global Score | |
| 74.1 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 7.0 Nougat, 6.0 Marshmallow | Android 11, 10, 9.0 Pie |
| 2017-01-23 | 2019-04-10 |
| 5.94 x 2.99 x 0.33 inches | 5.69 x 2.72 x 0.31 inches |
| 5.82 ounces | 4.94 ounces |
| 16 777 216 | Black, Blue, Coral and White |
| Aluminum | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | -- |
| Display / Screen | |
| 5.5 inches | 5.9 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 401 pixels per inch | 437 pixels per inch |
| 450 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Exynos 7904 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Mali-G71 MP2 GPU |
| 9.09 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.02 | 11.74 |
| Camera | |
| 13.00 MP + 5.00 MP | 16.00 MP + 25.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.02 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4100mAh Li - Polymer Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 5.12 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy A40 is slightly better than the Xiaomi Redmi Note 4, getting a overall score of 79.6 against 74.1. These devices use Android OS (operating system), but the Samsung Galaxy A40 has an older 11 version while Xiaomi Redmi Note 4 has Android 7.0 Nougat. Samsung Galaxy A40 is a incredibly newer phone, and it is also lighter and just a little bit thinner than the Xiaomi Redmi Note 4.
Xiaomi Redmi Note 4 has a bit better screen than Samsung Galaxy A40, although it has a little bit smaller display, a little lower display pixel density and a quite lower resolution of 1080 x 1920px. Galaxy A40 features a better storage to install games and applications than Xiaomi Redmi Note 4, and although they both have equal internal storage capacity, the Galaxy A40 also has a SD memory slot that allows a maximum of 512 GB.
The Xiaomi Redmi Note 4 features a bit faster CPU than Samsung Galaxy A40. Both of them have 8 cores and a 4 GB RAM. Samsung Galaxy A40 features a little bit better camera than Xiaomi Redmi Note 4, and although they both have the same video definition and the same video frame rate, the Samsung Galaxy A40 also has a more MP camera and a bigger aperture for better captures and videos in low light environments.
Xiaomi Redmi Note 4 features longer battery life than Samsung Galaxy A40, because it has a 4100mAh battery size.
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