Compare phones
| Global Score | |
| 74.6 | 85.2 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | -- |
| 2019-10-16 | 2018-11-15 |
| 6.23 x 2.96 x 0.33 inches | 6.40 x 3.03 x 0.31 inches |
| 6.70 ounces | 6.46 ounces |
| Cosmic Purple, Moonlight White, Nebula Purple, Neptune Blue and Space Black | Bubblegum pink, Caviar black and Lemonade blue |
| Glass and Plastic | Glass and Metal |
| Scratch-Resistant Glass | -- |
| $ 227.00 | -- |
| Display / Screen | |
| 6.3 inches | 6.3 inches |
| 2340 x 1080 pixels | 2220 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 392 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 665 SM6125 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 610 GPU | Adreno 512 GPU |
| 9.09 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 14.14 |
| Camera | |
| 48.00 MP + 13.00 MP | 24.00 MP + 24.00 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 |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.44 | 10.45 |
| 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 |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3800mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.76 |
| Other Features | |
| Bluetooth 4.2 | 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, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy A9 (2018) is much better than Xiaomi Redmi Note 8, getting an 85.2 score against 74.6. The Samsung Galaxy A9 (2018) is an older cellphone than Xiaomi Redmi Note 8, but Samsung managed to make it just a little lighter and a bit thinner. Samsung Galaxy A9 (2018) features a bit better CPU than Xiaomi Redmi Note 8, and although they both have 8 processing cores, the Samsung Galaxy A9 (2018) also has 3 GB more RAM memory.
Xiaomi Redmi Note 8 counts with a little more vivid screen than Galaxy A9 (2018), and although they both have a screen with the same size, the Xiaomi Redmi Note 8 also has a little higher 1080 x 2340px resolution and a just a bit better pixels number in each screen inch. Samsung Galaxy A9 (2018) has a superior storage for applications and games than Xiaomi Redmi Note 8, because it has a slot for external memory cards that supports a maximum of 512 GB and more internal memory capacity.
Xiaomi Redmi Note 8 has just a little bit longer battery lifetime than Galaxy A9 (2018), because it has 4000mAh of battery capacity. The Xiaomi Redmi Note 8 features just a bit better camera than Samsung Galaxy A9 (2018), because although it has a tinier aperture, and they both have the same 3840x2160 (4K) video quality and the same video frame rate, the Xiaomi Redmi Note 8 also counts with a camera with a way higher 48 mega pixels resolution and a much bigger sensor providing a way higher image quality.
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