| Global Score | |
| 64.1 | 74.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 13 | Android 4.4.2 |
| 2023-07-26 | 2014-06-12 |
| 10.01 x 63.21 x 0.23 inches | 8.38 x 4.94 x 0.26 inches |
| 17.57 ounces | 10.51 ounces |
| Beige and Graphite | Black and White |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 166.00 |
| Display / Screen | |
| 11 inches | 8.4 inches |
| -- | 1600 x 2560 pixels |
| Dynamic AMOLED | Super AMOLED |
| -- | 359 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 2.7 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 2 SM8550-AC (4 nm) chipset | Exynos 5 Octa 5420 chipset |
| processor | ARM Cortex-A15 (Quad-Core 1900 MHz + Quad-Core 1300 MHz) processor |
| 8 GB RAM | 3 GB (933 MHz) RAM |
| Adreno 740 GPU | ARM Mali-T628 MP6 GPU |
| 6.21 | 8.82 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 15.42 | 8.12 |
| Camera | |
| 13.00 MP + 12.00 MP | 8.00 MP + 2.10 MP |
| -- | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 7.04 | 7.48 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| -- | LTE (4G), HSPA, UMTS, EDGE, GPRS and GSM |
| -- | Micro SIM |
| 2.4 | 6.4 |
| Battery Life | |
| 8400mAh Battery | 4900mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 29 hours talk time |
| 9.28 | 6.72 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 4.0 |
| -- | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer and Light Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
The Samsung Galaxy Tab S 8.4 is much better than the Samsung Galaxy Tab S9, having a score of 74.5 against 64.1. Both of these devices work with Android OS (operating system), but Samsung Galaxy Tab S 8.4 has 4.4.2 version and Samsung Galaxy Tab S9 has Android 13, offering some extra features. Despite of the fact Samsung Galaxy Tab S 8.4 is extremely older and somewhat thicker than Samsung Galaxy Tab S9, it's construction is still a lot lighter.
Galaxy Tab S 8.4 has a lot better display than Galaxy Tab S9, although it has a lot smaller display. Galaxy Tab S 8.4 features a much greater processing power than Galaxy Tab S9, although it has a lower amount of RAM memory, they both have a Octa-Core CPU. The Galaxy Tab S9 features a lot bigger memory to install applications and games or saving photos and videos than Galaxy Tab S 8.4, because it has a slot for an external memory card that allows up to 1 TB and more internal storage.
The Samsung Galaxy Tab S9 has a really longer battery lifetime than Galaxy Tab S 8.4, because it has 8400mAh of battery capacity against 4900mAh. Samsung Galaxy Tab S 8.4 counts with a slightly better camera than Galaxy Tab S9, although it has a back camera with a much lower resolution.
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