| Global Score | |
| 81.6 | 76.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 5.0, 4.4 | Android 10 |
| 2014-09-03 | 2020-05-20 |
| 6.04 x 3.09 x 0.33 inches | 6.39 x 3.04 x 0.35 inches |
| 6.21 ounces | 7.02 ounces |
| Black, Gold, Pink and White | Forest green, Midnight gray and Polar white |
| -- | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 269.00 | $ 283.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 515 pixels per inch | 396 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.5 | 8 |
| Performance | |
| Qualcomm Snapdragon 805 APQ8084 chipset | MediaTek Helio G85 chipset |
| Krait 450 (Quad-Core 2700 MHz) processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 3 GB (825 MHz) RAM | 3 GB RAM |
| Adreno 420 (500 MHz) GPU | Mali G52 MC2 GPU |
| 9.54 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 8.12 | 10.02 |
| Camera | |
| 16.00 MP + 3.70 MP | 48.00 MP + 13.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | -- |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.01 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 3220mAh Li-Ion Battery | 5020mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 20 hours talk time | -- |
| 5.2 | 6.8 |
| Other Features | |
| Bluetooth 4.1, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | 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 |
The Galaxy Note 4 has a global score of 81.6, which is just a bit better than the Xiaomi Redmi Note 9's global score of 76.6. Galaxy Note 4 is an incredibly older cellphone than the Xiaomi Redmi Note 9, but it's a little thinner and somewhat lighter anyway. These phones use Android OS (operating system), but the Galaxy Note 4 has an older 5.0 version while Xiaomi Redmi Note 9 has Android 10 version.
The Galaxy Note 4 features a sharper display than Xiaomi Redmi Note 9, because although it has a bit smaller display, it also counts with a higher number of pixels per inch in the display and a better 2560 x 1440 resolution. The Xiaomi Redmi Note 9 has a much better memory for applications, games, photos and videos than Galaxy Note 4, and although they both have a slot for an SD memory card that admits up to 128 GB, the Xiaomi Redmi Note 9 also has 64 GB internal storage capacity.
The Galaxy Note 4 features a bit better processor than Xiaomi Redmi Note 9, because although it has 4 less cpu cores , and they both have 3 GB of RAM, the Galaxy Note 4 also counts with an additional graphics processing unit. The Xiaomi Redmi Note 9 has a really longer battery performance than Samsung Galaxy Note 4, because it has a 56 percent greater battery capacity.
Xiaomi Redmi Note 9 features a bit better camera than Galaxy Note 4, and although they both have the same (Full HD) video quality and the same 30 fps video frame rates, the Xiaomi Redmi Note 9 also has a lot larger back camera sensor, a bigger camera aperture to capture better photos in poorly lited environments and a much more megapixels camera.
Despite of being the best phone of the ones we are comparing, the Samsung Galaxy Note 4 is also the cheapest one, making it an easy decision.
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