Compare phones
| Global Score | |
| 80.3 | 87 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 11, 10 |
| 2019-01-15 | 2020-11-06 |
| 6.27 x 2.96 x 0.32 inches | 6.47 x 2.99 x 0.34 inches |
| 6.56 ounces | 6.81 ounces |
| Black, Blue and Red | Prism Dot black, Prism Dot grey and Prism Dot white |
| Glass (Corning Gorilla Glass 5) | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.3 inches | 6.6 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 266 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 512 GPU | Adreno 619 GPU |
| 9.18 | 9.18 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 13.18 | 15.38 |
| Camera | |
| 48.00 MP + 13.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | -- |
| 1920 x 1080 (120 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.44 | 11.11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | 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, Light Sensor and Proximity Sensor |
Comparison review
The Samsung Galaxy A42 is slightly better than Xiaomi Redmi Note 7, with a overall score of 87 against 80.3. Samsung Galaxy A42 is a newer device than Xiaomi Redmi Note 7, but it is just a bit heavier and a bit thicker. The Xiaomi Redmi Note 7 has a much better display than Galaxy A42, because although it has a little smaller screen, it also counts with a much better 1080 x 2340px resolution and a way greater screen density.
The Xiaomi Redmi Note 7 and the Galaxy A42 both feature extremely similar processing units, they have the same RAM amount and a Octa-Core CPU. The Xiaomi Redmi Note 7 has a bit better camera than Galaxy A42, and although they both have the same 1920x1080 (Full HD) video definition, the same resolution back facing camera and a F1.8 camera aperture, the Xiaomi Redmi Note 7 also has higher video frame rate.
The Galaxy A42 has more memory capacity to store more apps and games than Xiaomi Redmi Note 7, and although they both have the same 128 GB internal storage, the Galaxy A42 also has a SD extension slot that holds up to 1000 GB. Galaxy A42 counts with superior battery performance than Xiaomi Redmi Note 7, because it has a 25% greater battery size.
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