| Global Score | |
| 74 | 74.5 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 4.4.2 |
| 2015-09-03 | 2014-06-12 |
| 9.34 x 6.65 x 0.22 inches | 8.38 x 4.94 x 0.26 inches |
| 13.83 ounces | 10.51 ounces |
| 16 777 216 | Black and White |
| Metal | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 166.00 |
| Display / Screen | |
| 9.7 inches | 8.4 inches |
| 2048 x 1536 pixels | 1600 x 2560 pixels |
| Super AMOLED | Super AMOLED |
| 264 pixels per inch | 359 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 7.3 | 8.7 |
| Performance | |
| Samsung Exynos 7 Octa 5433 chipset | Exynos 5 Octa 5420 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm (Octa-Core 1900 MHz) processor | ARM Cortex-A15 (Quad-Core 1900 MHz + Quad-Core 1300 MHz) processor |
| 3 GB RAM | 3 GB (933 MHz) RAM |
| Mali-T760 MP6 GPU | ARM Mali-T628 MP6 GPU |
| 9 | 8.82 |
| Storage | |
| 64 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 |
| 10.02 | 8.12 |
| Camera | |
| 8.00 MP + 2.10 MP | 8.00 MP + 2.10 MP |
| 2560 x 1440 (Quad HD / 2K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 6.38 | 7.48 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE (4G), HSPA, UMTS, EDGE, GPRS and GSM |
| -- | Micro SIM |
| 5.7 | 6.4 |
| Battery Life | |
| 5870mAh Battery | 4900mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 29 hours talk time |
| 7.44 | 6.72 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 4.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope and Light Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Galaxy Tab S 8.4 is a little bit better than Samsung Galaxy Tab S2 9.7-inch, with a 74.5 score against 74. The Galaxy Tab S 8.4 is an older and somewhat thicker tablet than Samsung Galaxy Tab S2 9.7-inch, but Samsung managed to build it incredibly lighter anyway. The Samsung Galaxy Tab S2 9.7-inch has a little better performance than Galaxy Tab S 8.4. Both have 8 CPU cores and a 3 GB RAM.
Samsung Galaxy Tab S 8.4 counts with a more vivid screen than Galaxy Tab S2 9.7-inch, because although it has a little smaller screen, it also counts with more pixels per inch of screen and a slightly higher resolution of 2560 x 1600 pixels. Samsung Galaxy Tab S 8.4 takes much better videos and photos than Samsung Galaxy Tab S2 9.7-inch. Both of them have the same resolution camera in the back, the same video frame rates and the same 1920x1080 video quality.
The Samsung Galaxy Tab S2 9.7-inch counts with a much better storage capacity for applications, games, photos and videos than Samsung Galaxy Tab S 8.4, and although they both have a SD memory slot that admits up to 128 GB, the Samsung Galaxy Tab S2 9.7-inch also has 64 GB internal storage capacity.
The Galaxy Tab S2 9.7-inch has longer battery lifetime than Galaxy Tab S 8.4, because it has a 20% larger battery size.
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