| Global Score | |
| 91.8 | 81.2 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 5.0, 4.4.4, 4.4, 4.3 |
| 2021-01-29 | 2013-09-04 |
| 5.97 x 2.80 x 0.31 inches | 5.95 x 3.12 x 0.33 inches |
| 6.03 ounces | 5.93 ounces |
| Gray, Phantom pink, Violet and White | Black, Pink and White |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 265.00 |
| Display / Screen | |
| 6.2 inches | 5.7 inches |
| 2400 x 1080 pixels | 1080 x 1920 pixels (Full HD) |
| Dynamic AMOLED | Super AMOLED |
| 424 pixels per inch | 386 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | Capacitive, Multi-touch |
| 9.2 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 800 MSM8974 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Krait 400 (Quad-Core 2300 MHz) processor |
| 8 GB RAM | 3 GB (800 MHz) RAM |
| Adreno 660 GPU | Adreno 330 (450 MHz) GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSD, microSDHC (up to 64 GB) external memory slot |
| 10.1 | 9.46 |
| Camera | |
| 12.00 MP + 10.00 MP | 13.00 MP + 2.00 MP |
| f/1.80 aperture | f/2.20 aperture |
| 26.00mm focal length | 31.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.33 inches (1/3.06") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.78 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS, GSM and CDMA |
| Nano SIM | Micro SIM, Dual SIM |
| 10.7 | 7.1 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3200mAh Li-Ion Battery |
| Non-Removable Battery | Removable Battery |
| Wireless Charging | Wireless Charging |
| -- | 528 hours standby time 25 hours talk time |
| 5.92 | 5.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | -- |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Galaxy S21 has a global score of 91.8, which is much better than Galaxy Note 3's overall score of 81.2. These phones use Android OS, but the Galaxy S21 has a more recent 11 version while Galaxy Note 3 has Android 5.0. Galaxy S21 is a incredibly newer and a little thinner cellphone than Galaxy Note 3, but it's also just a little heavier.
Samsung Galaxy S21 has a bit better looking screen than Galaxy Note 3, because it has a just a little greater pixels amount in each inch of display, a little bit higher resolution of 1080 x 2400px and a bit larger display. Samsung Galaxy S21 has a little faster processor than Galaxy Note 3, because although it has doesn't have a graphics processing unit, it also counts with a greater number of cores (and faster) and a greater amount of RAM.
The Galaxy S21 takes much better photographs and videos than Galaxy Note 3, because although it has a less MP resolution camera, it also counts with a larger camera aperture, a much better video definition and a much bigger back-facing camera sensor taking way higher quality photos and videos. Galaxy S21 features a slightly better storage to install applications and games or saving photos and videos than Galaxy Note 3, because although it has no SD card slot, it also counts with 128 GB internal storage capacity.
The Galaxy S21 features greater battery performance than Samsung Galaxy Note 3, because it has a 25% more battery capacity.
Although Galaxy S21 is a better device, it costs a lot more than Galaxy Note 3, and it doesn't have such a good price and quality relation as Galaxy Note 3. If you are trying to save some dollars, you can buy Galaxy Note 3, letting go a few features and specs, but you will get the most with your money.
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