| Global Score | |
| 62.8 | 74.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 7.1 Nougat, 6.0 Marshmallow, 5.0 Lollipop | Android 4.4.2 |
| 2015-05-02 | 2014-06-12 |
| 8.20 x 5.43 x 0.29 inches | 8.38 x 4.94 x 0.26 inches |
| 11.04 ounces | 10.51 ounces |
| 16 777 216 | Black and White |
| -- | Scratch-Resistant Glass |
| $ 159.00 | $ 166.00 |
| Display / Screen | |
| 8 inches | 8.4 inches |
| 1024 x 768 pixels | 1600 x 2560 pixels |
| TFT | Super AMOLED |
| 160 pixels per inch | 359 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 6.2 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 410 8916 chipset | Exynos 5 Octa 5420 chipset |
| ARM Cortex-A53, 64-bit (Quad-Core 1200 MHz) processor | ARM Cortex-A15 (Quad-Core 1900 MHz + Quad-Core 1300 MHz) processor |
| 1,5 GB RAM | 3 GB (933 MHz) RAM |
| Adreno 306 GPU | ARM Mali-T628 MP6 GPU |
| 8.1 | 8.82 |
| Storage | |
| 16 GB internal memory | 32 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 6.72 | 8.12 |
| Camera | |
| 5.00 MP + 2.00 MP | 8.00 MP + 2.10 MP |
| 1280 x 720 (HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 6.05 | 7.48 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) and HSPA | LTE (4G), HSPA, UMTS, EDGE, GPRS and GSM |
| -- | Micro SIM |
| 6 | 6.4 |
| Battery Life | |
| 4200mAh Li - Ion Battery | 4900mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 29 hours talk time |
| 6.08 | 6.72 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 4.0 |
| GPS | GPS |
| -- | Fingerprint ID Scanner |
| Accelerometer and Light Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Galaxy Tab S 8.4 has a score of 74.5, which is much better than the Galaxy Tab A 8.0's global score of 62.8. Both devices in this comparison come with Android OS (operating system), but Galaxy Tab S 8.4 has older 4.4.2 version while Galaxy Tab A 8.0 has Android 7.1 Nougat. Galaxy Tab S 8.4's body is just a bit lighter and thinner than the Galaxy Tab A 8.0, although it was released about 11 months before.
The Galaxy Tab S 8.4 features a bit more powerful CPU than Galaxy Tab A 8.0, because it has more processing cores and a larger amount of RAM memory. The Samsung Galaxy Tab S 8.4 counts with a much more vibrant display than Samsung Galaxy Tab A 8.0, because it has a lot better display density, a little larger display and a lot better 2560 x 1600px resolution.
Galaxy Tab S 8.4 captures way better pictures and videos than Galaxy Tab A 8.0, because it has a way better video definition and a back-facing camera with a lot higher 8 megapixels resolution. The Galaxy Tab S 8.4 features a much bigger storage capacity to store more apps and games than Galaxy Tab A 8.0, and although they both have an external memory card slot that admits a maximum of 128 GB, the Galaxy Tab S 8.4 also has 32 GB internal memory capacity.
The Galaxy Tab S 8.4 features longer battery life than Galaxy Tab A 8.0, because it has a 17 percent more battery capacity.
Galaxy Tab S 8.4 costs a bit more than the Galaxy Tab A 8.0, but you can get a better tablet for that few more dollars.
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