Compare phones
| Global Score | |
| 85.6 | 76.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 10 |
| 2021-08-11 | 2020-05-20 |
| 6.54 x 2.84 x 0.27 inches | 6.39 x 3.04 x 0.35 inches |
| 6.46 ounces | 7.02 ounces |
| Cream, Lavender and Phantom Black | Forest green, Midnight gray and Polar white |
| Aluminum and Glass | Plastic |
| -- | Scratch-Resistant Glass |
| $ 1000.00 | $ 283.00 |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 2636 x 1080 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | IPS LCD |
| 425 pixels per inch | 396 pixels per inch |
| No touch screen | No touch screen |
| 8.3 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | MediaTek Helio G85 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 660 GPU | Mali G52 MC2 GPU |
| 9.63 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 10.1 | 10.02 |
| Camera | |
| 12.00 MP + 10.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 0.5 inches (1/2") sensor |
| -- | 1920 x 1080 (30 fps) (Full HD) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 7.92 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 3300mAh Nano SIM Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Galaxy Z Flip 3 is better than Xiaomi Redmi Note 9, getting a overall score of 85.6 against 76.6. The Galaxy Z Flip 3 is a newer phone, and it's also just a bit lighter and much thinner than the Xiaomi Redmi Note 9. Both of these phones include Android OS (Operating System), but the Galaxy Z Flip 3 has 11 version while Xiaomi Redmi Note 9 has Android 10.
Galaxy Z Flip 3 has just a little better processing power than Xiaomi Redmi Note 9, and although they both have a Octa-Core CPU, the Galaxy Z Flip 3 also has more RAM memory. The Samsung Galaxy Z Flip 3 features a little more vivid screen than Xiaomi Redmi Note 9, because it has a quite higher pixels density, a little larger display and a slightly better resolution of 1080 x 2636.
The Samsung Galaxy Z Flip 3 features a slightly better storage to store more apps and games than Xiaomi Redmi Note 9, because although it has no external memory slot, it also counts with 64 GB more internal memory. The Xiaomi Redmi Note 9 features a very superior battery performance than Samsung Galaxy Z Flip 3, because it has 5020mAh of battery capacity instead of 3300mAh.
The Xiaomi Redmi Note 9 features a very superior camera than Galaxy Z Flip 3, and although they both have the same aperture, the Xiaomi Redmi Note 9 also has a back-facing camera with a much better 48 mega-pixels resolution.
Although Galaxy Z Flip 3 is a better device, it is way more expensive than the Xiaomi Redmi Note 9, and it doesn't have such a good relation between it's price and quality as Xiaomi Redmi Note 9. So if you want that extra specs, you can buy Galaxy Z Flip 3, else you can save a couple dollars and buy the Xiaomi Redmi Note 9, letting go a couple features and specs.
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