| Global Score | |
| 74.5 | 74.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.4.2 | Android 9.0 Pie, 8.1 Oreo |
| 2014-06-12 | 2018-08-24 |
| 8.38 x 4.94 x 0.26 inches | 10.24 x 6.34 x 0.31 inches |
| 10.51 ounces | 18.84 ounces |
| Black and White | Black, Blue and Gray |
| -- | Plastic |
| Scratch-Resistant Glass | -- |
| $ 166.00 | $ 450.00 |
| Display / Screen | |
| 8.4 inches | 10.5 inches |
| 1600 x 2560 pixels | 1920 x 1200 pixels |
| Super AMOLED | TFT |
| 359 pixels per inch | 216 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.7 | 6.9 |
| Performance | |
| Exynos 5 Octa 5420 chipset | Qualcomm Snapdragon 450 SDM450 chipset |
| ARM Cortex-A15 (Quad-Core 1900 MHz + Quad-Core 1300 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 3 GB (933 MHz) RAM | 3 GB RAM |
| ARM Mali-T628 MP6 GPU | Adreno 506 GPU |
| 8.82 | 8.91 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 8.12 | 9.44 |
| Camera | |
| 8.00 MP + 2.10 MP | 8.00 MP + 5.00 MP |
| -- | f/1.90 aperture |
| -- | 27.00mm focal length |
| -- | 0.25 inches (1/4") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 7.48 | 8.36 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM |
| 6.4 | 6.7 |
| Battery Life | |
| 4900mAh Battery | 7300mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 29 hours talk time | -- |
| 6.72 | 8.48 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 4.2 |
| GPS | GPS |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Galaxy Tab S 8.4 has a global score of 74.5, which is a bit better than Galaxy Tab A 10.5's 74.5 general score. Galaxy Tab S 8.4 is an extremely older tablet than Galaxy Tab A 10.5, but Samsung was able to make it thinner and lighter. These tablets use Android OS (operating system), but the Galaxy Tab S 8.4 has older 4.4.2 version and Galaxy Tab A 10.5 has Android 9.0 Pie version.
The Samsung Galaxy Tab S 8.4 counts with a way better looking screen than Samsung Galaxy Tab A 10.5, because although it has a much smaller display, it also counts with a much greater display density and a higher resolution of 2560 x 1600. The Galaxy Tab A 10.5 features a greater storage to store more apps and games than Samsung Galaxy Tab S 8.4, and although they both have exactly the same 32 GB internal storage, the Galaxy Tab A 10.5 also has an external memory slot that allows up to 400 GB.
The Galaxy Tab A 10.5 features a bit faster processor than Galaxy Tab S 8.4. Both of them have the same RAM amount and a Octa-Core processor. The Galaxy Tab A 10.5 has a better camera than Samsung Galaxy Tab S 8.4. Both of them have a same resolution back-facing camera, the same 1920x1080 (Full HD) video resolution and the same video frame rates.
The Samsung Galaxy Tab A 10.5 counts with a way better battery lifetime than Samsung Galaxy Tab S 8.4, because it has a 49 percent bigger battery capacity.
The Galaxy Tab S 8.4 not only is the best devices in our comparison, but it's also a lot cheaper, which makes this tablet an obvious call.
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