| Global Score | |
| 61 | 68.5 |
| Basic Information | |
| Asus | Amazon |
| Windows RT | Android 4.2.2 |
| 2012-06-04 | 2013-09-25 |
| 10.33 x 6.73 x 0.33 inches | 9.09 x 6.22 x 0.31 inches |
| 18.87 ounces | 13.55 ounces |
| -- | Black |
| Scratch-Resistant Glass | -- |
| $ 275.00 | -- |
| Display / Screen | |
| 10.1 inches | 8.9 inches |
| 1366 x 768 pixels | 2560 x 1600 pixels |
| Super IPS+ LCD | LCD |
| 155 pixels per inch | 339 pixels per inch |
| -- | 400 cd/m2 brightness |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 6.6 | 9 |
| Performance | |
| NVIDIA Tegra 3 T30 chipset | Qualcomm Snapdragon 800 MSM8074 chipset |
| ARM Cortex-A9 (Quad-Core 1300 MHz) processor | Krait 400 (Quad-Core 2200 MHz) processor |
| 2 GB (750 MHz) RAM | 2 GB (800 MHz) RAM |
| ULP GeForce @ 520 MHz GPU | Adreno 330 (450 MHz) GPU |
| 8.28 | 9.18 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC external memory slot | No SD card slot |
| 7.7 | 7.7 |
| Camera | |
| 8.00 MP + 2.00 MP | 8.00 MP |
| f/2.20 aperture | f/2.20 aperture |
| 1920 x 1080 (Full HD) video resolution | -- |
| 7.37 | 6.82 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE (4G), HSPA, UMTS, EDGE and GPRS |
| SIM | -- |
| 6.4 | 6.4 |
| Battery Life | |
| Li-Polymer Battery | -- |
| Non-Removable Battery | Non-Removable Battery |
| 1.36 | 1.36 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth |
| GPS | GPS |
| NFC | -- |
| Accelerometer, Compass, Gyroscope and Light Sensor | Accelerometer, Gyroscope and Light Sensor |
Amazon Kindle Fire HDX 8.9 has a score of 68.5, which is much better than Asus VivoTab RT's overall score of 61. The Amazon Kindle Fire HDX 8.9 is a newer portable tablet, and it's also notably lighter and a little bit thinner than Asus VivoTab RT. The Amazon Kindle Fire HDX 8.9 comes with Android 4.2.2 OS, while Asus VivoTab RT counts with Windows RT OS.
Amazon Kindle Fire HDX 8.9 counts with a more powerful processing unit than Asus VivoTab RT, and although they both have a Quad-Core CPU and 2 GB of RAM, the Amazon Kindle Fire HDX 8.9 also has an extra graphics processor. Amazon Kindle Fire HDX 8.9 features a lot better looking screen than Asus VivoTab RT, because although it has a bit smaller screen, it also counts with a much higher resolution of 1600 x 2560 and a much greater pixel density.
Asus VivoTab RT features a bit better camera than Amazon Kindle Fire HDX 8.9. Both have a 8 megapixels resolution back facing camera and the same aperture. The Amazon Kindle Fire HDX 8.9 features as much storage to install applications and games as the Asus VivoTab RT, and although the Amazon Kindle Fire HDX 8.9 has no external memory card slot, they both have exactly the same 64 GB internal memory capacity.
Asus VivoTab RT and Amazon Kindle Fire HDX 8.9 feature really similar batteries duration.
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