Compare phones
| Global Score | |
| 76.1 | 87.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | -- |
| 2020-06-29 | 2018-08-24 |
| 6.61 x 3.02 x 0.32 inches | 6.37 x 3.01 x 0.35 inches |
| 6.81 ounces | 7.09 ounces |
| Black | Cloud silver, Lavender purple, Midnight black and Ocean blue |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| $ 194.00 | $ 457.00 |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 1600 x 720 pixels | 2960 x 1440 pixels |
| IPS LCD | Super AMOLED |
| 270 pixels per inch | 514 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.7 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 630 GPU |
| 9.27 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.84 | 14.14 |
| Camera | |
| 16.00 MP + 13.00 MP | 12.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.50 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.35 | 10.23 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy Note9 has a score of 87.1, which is better than Samsung Galaxy A21's general score of 76.1. Even though the Galaxy Note9 is better than the Samsung Galaxy A21, we must tell that it's also an older, just a little bit thicker and just a little heavier phone. Galaxy Note9 counts with a brighter screen than Galaxy A21, because although it has a bit smaller screen, it also counts with a lot better 1440 x 2960 resolution and a way higher pixels number per inch in the display.
Samsung Galaxy Note9 has a very superior storage capacity to install games and applications than Samsung Galaxy A21, and although they both have a SD card slot that holds a maximum of 512 GB, the Samsung Galaxy Note9 also has 96 GB more internal storage capacity. Galaxy Note9 features a little better processing power than Galaxy A21, and although they both have the same number of cores, the Galaxy Note9 also has a greater amount of RAM memory.
The Galaxy Note9's battery life is very similar to the battery life in Galaxy A21. The Galaxy Note9 has a little bit better camera than Samsung Galaxy A21, because although it has a back facing camera with a much worse resolution, it also counts with a larger back camera sensor which gives a higher image and video quality, a way higher 3840x2160 (4K) video quality and a bigger aperture.
Although Samsung Galaxy Note9 is a better device, it costs a lot more money than Samsung Galaxy A21, and it doesn't have such a good price and quality relation as the Samsung Galaxy A21. So if you want that extra specs, you can buy the Samsung Galaxy Note9, otherwise you can save some dollars and get the Samsung Galaxy A21, resigning a couple specs and features.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.