| Global Score | |
| 81.2 | 79 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 5.0, 4.4.4, 4.4, 4.3 | Android 11, 10 |
| 2013-09-04 | 2020-04-07 |
| 5.95 x 3.12 x 0.33 inches | 6.53 x 3.02 x 0.35 inches |
| 5.93 ounces | 7.37 ounces |
| Black, Pink and White | Aurora blue, Glacier white and Interstellar grey |
| -- | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 265.00 | $ 249.00 |
| Display / Screen | |
| 5.7 inches | 6.7 inches |
| 1080 x 1920 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 386 pixels per inch | 393 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.9 | 8 |
| Performance | |
| Qualcomm Snapdragon 800 MSM8974 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| Krait 400 (Quad-Core 2300 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 3 GB (800 MHz) RAM | 4 GB RAM |
| Adreno 330 (450 MHz) GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSD, microSDHC (up to 64 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.46 | 11.74 |
| Camera | |
| 13.00 MP + 2.00 MP | 48.00 MP + 16.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.68 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS, GSM and CDMA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 7.1 | 6.7 |
| Battery Life | |
| 3200mAh Li-Ion Battery | 5020mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 528 hours standby time 25 hours talk time | -- |
| 5.2 | 6.8 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Samsung Galaxy Note 3 has a general score of 81.2, which is a bit better than Xiaomi Redmi Note 9S's general score of 79. Both of these devices work with Android OS (Operating System), but Samsung Galaxy Note 3 has older 5.0 version and Xiaomi Redmi Note 9S has Android 11 version. Although Samsung Galaxy Note 3 is extremely older than the Xiaomi Redmi Note 9S, it's design is a little bit thinner and somewhat lighter.
The Xiaomi Redmi Note 9S features a processor that is just as good as the Samsung Galaxy Note 3 one, because although the Xiaomi Redmi Note 9S has doesn't have a graphics processing unit, it also counts with more 2.3 GHz CPU cores and 1 GB more RAM. Galaxy Note 3 features a much better looking display than Xiaomi Redmi Note 9S, although it has a quite smaller screen, a little bit worse pixels density and a bit lower 1920 x 1080px resolution.
Xiaomi Redmi Note 9S captures much better photos and videos than Galaxy Note 3, and although they both have the same (4K) video resolution and the same 30 fps video frame rate, the Xiaomi Redmi Note 9S also has a bigger aperture for better low-light captures and videos, a back-facing camera with way more megapixels and a way larger camera sensor.
Xiaomi Redmi Note 9S has a very superior storage to install games and applications than Galaxy Note 3, and although they both have equal internal memory capacity, the Xiaomi Redmi Note 9S also has an external memory slot that admits up to 512 GB. Xiaomi Redmi Note 9S features a superior battery life than Samsung Galaxy Note 3, because it has a 57% more battery size.
The Samsung Galaxy Note 3 is a little more expensive than Xiaomi Redmi Note 9S, but it's still a good choice, because you can get a lot more for that extra money.
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