| Global Score | |
| 74.8 | 91.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.4.2, 4.3, 4.1.2, 4.1.1 | Android 11 |
| 2012-08-29 | 2021-01-29 |
| 5.94 x 3.17 x 0.37 inches | 5.97 x 2.80 x 0.31 inches |
| 6.44 ounces | 6.03 ounces |
| Blue, Pink and White | Gray, Phantom pink, Violet and White |
| -- | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| $ 215.00 | $ 722.00 |
| Display / Screen | |
| 5.5 inches | 6.2 inches |
| 720 x 1280 pixels (HD) | 2400 x 1080 pixels |
| Super AMOLED | Dynamic AMOLED |
| 267 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 8 | 9.2 |
| Performance | |
| Samsung Exynos 4 (4412) chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A9 (Quad-Core 1600 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 2 GB RAM | 8 GB RAM |
| ARM Mali-400 MP4 (Quad-Core 266 MHz) GPU | Adreno 660 GPU |
| 9.18 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | No SD card slot |
| 9.46 | 10.1 |
| Camera | |
| 8.00 MP + 1.90 MP | 12.00 MP + 10.00 MP |
| -- | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 7.48 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSPA, HSUPA, UMTS, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM |
| 7 | 10.7 |
| Battery Life | |
| 3100mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 980 hours standby time 35 hours talk time | -- |
| 5.12 | 5.92 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
The Samsung Galaxy S21 is a lot better than the Samsung Galaxy Note II, getting a 91.8 score against 74.8. The Samsung Galaxy S21 body is newer, somewhat thinner and just a little lighter than Samsung Galaxy Note II. These phones use Android OS (Operating System), but the Samsung Galaxy S21 has an older 11 version while Samsung Galaxy Note II has Android 4.4.2.
The Samsung Galaxy S21 features a little faster processor than Galaxy Note II, because although it has doesn't have an extra graphics co-processor, it also counts with a greater number of cores and more RAM memory. The Galaxy S21 has a brighter display than Samsung Galaxy Note II, because it has a much better quantity of pixels per inch in the display, a lot better resolution of 1080 x 2400 pixels and a quite bigger screen.
The Samsung Galaxy S21 counts with a much better camera than Samsung Galaxy Note II, because it has a much better 7680x4320 video definition and a camera with much more mega-pixels. The Galaxy S21 has just a bit more memory to store more apps and games than Galaxy Note II, because although it has no SD extension slot, it also counts with 64 GB more internal memory capacity.
The Galaxy S21 features better battery performance than Galaxy Note II, because it has a 29% more battery size.
Galaxy S21 costs a lot more than the Galaxy Note II, but it's still a convenient choice, as you can get a lot more for that extra money.
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