| Global Score | |
| 89.1 | 87.4 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 5.0 |
| 2022-01-11 | 2015-04-11 |
| 6.13 x 2.93 x 0.31 inches | 5.65 x 2.78 x 0.27 inches |
| 6.00 ounces | 4.87 ounces |
| -- | Black, Blue, Gold and White |
| Metal and Plastic | Aluminium and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 700.00 | $ 252.00 |
| Display / Screen | |
| 6.4 inches | 5.1 inches |
| 2340 x 1080 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| Dynamic AMOLED | Super AMOLED |
| 403 pixels per inch | 576 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8.2 | 9.9 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 (5 nm) chipset | Exynos 7 Octa 7420 chipset |
| Kryo 680 Prime, 64-bit (Octa-Core 2840 MHz) processor | 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor |
| 6 GB RAM | 3 GB (1600 MHz) RAM |
| Adreno 660 GPU | Mali-T760 MP8 (650 MHz) GPU |
| 9.63 | 10.08 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 12.00 MP + 32.00 MP | 16.00 MP + 5.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 26.00mm focal length | 28.00mm focal length |
| -- | 0.38 inches (1/2.6") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 9.9 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 2550mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.32 | 4.56 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| 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 | -- |
Galaxy S21 FE is a little bit better than the Galaxy S6, getting an 89.1 score against 87.4. Although the Galaxy S21 FE is extremely newer than Galaxy S6, it is somewhat thicker and heavier. Both devices in this comparison review have Android OS, but the Galaxy S21 FE has newer 11 version and Galaxy S6 has Android 5.0 version, offering lots of additional features.
The Galaxy S6 has a way better looking display than Galaxy S21 FE, because although it has a much smaller screen, it also counts with a better display density and a higher resolution of 2560 x 1440 pixels. The Samsung Galaxy S6's storage to store more games and applications is very similar to Galaxy S21 FE's one, they have exactly the same internal memory capacity.
Galaxy S6 counts with a little better processing power than Samsung Galaxy S21 FE, because although it has a smaller amount of RAM, and they both have the same number of cores, the Galaxy S6 also counts with a 64 bits processor and an additional graphics co-processor. Galaxy S6 counts with just a bit better camera than Galaxy S21 FE, because although it has lower 30 fps video frame rate and a smaller aperture, and they both have the same video resolution, the Galaxy S6 also counts with a way higher resolution back-facing camera.
Galaxy S21 FE features a much better battery duration than Galaxy S6, because it has 4500mAh of battery capacity against 2550mAh.
Although Samsung Galaxy S21 FE is a better device, it is a lot more expensive than Samsung Galaxy S6, and it doesn't have such a good relation between it's price and quality as the Samsung Galaxy S6. So if you want that extra features and specs, you can buy Samsung Galaxy S21 FE, otherwise you can save a couple dollars and buy the Samsung Galaxy S6, letting go a couple features and specifications.
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