| Global Score | |
| 69 | 74.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 4.4.2 |
| 2019-07-05 | 2014-06-12 |
| 8.27 x 4.90 x 0.31 inches | 8.38 x 4.94 x 0.26 inches |
| 12.17 ounces | 10.51 ounces |
| Black and Silver | Black and White |
| Aluminum | -- |
| -- | Scratch-Resistant Glass |
| -- | $ 166.00 |
| Display / Screen | |
| 8 inches | 8.4 inches |
| 1280 x 800 pixels | 1600 x 2560 pixels |
| TFT | Super AMOLED |
| 189 pixels per inch | 359 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 6.6 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 429 SDM429 chipset | Exynos 5 Octa 5420 chipset |
| ARM Cortex-A53, 64-bit, 12 nm (Quad-Core 1950 MHz) processor | ARM Cortex-A15 (Quad-Core 1900 MHz + Quad-Core 1300 MHz) processor |
| 2 GB RAM | 3 GB (933 MHz) RAM |
| Adreno 504 GPU | ARM Mali-T628 MP6 GPU |
| 8.73 | 8.82 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 9.84 | 8.12 |
| Camera | |
| 8.00 MP + 2.00 MP | 8.00 MP + 2.10 MP |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 7.37 | 7.48 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) | LTE (4G), HSPA, UMTS, EDGE, GPRS and GSM |
| -- | Micro SIM |
| 5.4 | 6.4 |
| Battery Life | |
| 5100mAh Battery | 4900mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 29 hours talk time |
| 6.88 | 6.72 |
| Other Features | |
| Bluetooth 4.2 | 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 is slightly better than Samsung Galaxy Tab A 8.0 (2019), having a general score of 74.5 against 69. Although the Galaxy Tab S 8.4 is notably older than the Samsung Galaxy Tab A 8.0 (2019), it's design is thinner and somewhat lighter. These devices work with Android OS, but the Galaxy Tab S 8.4 has a more recent 4.4.2 version while Samsung Galaxy Tab A 8.0 (2019) has Android 11 version, offering a couple nice extra features and performance improvements.
The Samsung Galaxy Tab S 8.4 features a bit more powerful processing unit than Galaxy Tab A 8.0 (2019), because it has more CPU cores and a larger amount of RAM memory. The Galaxy Tab S 8.4 features a much sharper screen than Samsung Galaxy Tab A 8.0 (2019), because it has a bit larger display, a much higher 2560 x 1600 resolution and a lot higher pixel amount per inch of display.
Galaxy Tab A 8.0 (2019) counts with a lot bigger memory capacity for games and applications than Galaxy Tab S 8.4, and although they both have exactly the same 32 GB internal storage, the Galaxy Tab A 8.0 (2019) also has a SD memory slot that admits up to 512 GB. The Samsung Galaxy Tab A 8.0 (2019) features a bit better battery duration than Samsung Galaxy Tab S 8.4, because it has a 4% more battery capacity.
Galaxy Tab S 8.4 has a slightly better camera than Galaxy Tab A 8.0 (2019). Both of them have a same resolution back-facing camera, the same video quality and the same video frame rates.
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