| Global Score | |
| 68.5 | 65.1 |
| Basic Information | |
| Amazon | Microsoft |
| Android 4.2.2 | Windows 8.1 Pro |
| 2013-09-25 | 2013-09-23 |
| 9.09 x 6.22 x 0.31 inches | 10.81 x 6.81 x 0.53 inches |
| 13.55 ounces | 31.99 ounces |
| Black | -- |
| -- | $ 292.00 |
| Display / Screen | |
| 8.9 inches | 10.6 inches |
| 2560 x 1600 pixels | 1920 x 1080 pixels (Full HD) |
| LCD | IPS LCD |
| 339 pixels per inch | 208 pixels per inch |
| 400 cd/m2 brightness | -- |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 9 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 800 MSM8074 chipset | -- |
| Krait 400 (Quad-Core 2200 MHz) processor | Intel Core i5 4200U (Dual-Core 1600 MHz) processor |
| 2 GB (800 MHz) RAM | 8 GB RAM |
| Adreno 330 (450 MHz) GPU | Intel HD Graphics 4400 GPU |
| 9.18 | 8.46 |
| Storage | |
| 64 GB internal memory | 512 GB internal memory |
| No SD card slot | microSD, microSDHC, microSDXC external memory slot |
| 7.7 | 17.6 |
| Camera | |
| 8.00 MP | -- |
| f/2.20 aperture | -- |
| -- | 1280 x 720 (30 fps) (HD) video resolution |
| 6.82 | 0.77 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | -- |
| LTE (4G), HSPA, UMTS, EDGE and GPRS | -- |
| 6.4 | 2.4 |
| Non-Removable Battery | Non-Removable Battery |
| 1.36 | 1.36 |
| Other Features | |
| Bluetooth | Bluetooth 4.0 |
| GPS | -- |
| Accelerometer, Gyroscope and Light Sensor | Accelerometer, Compass and Gyroscope |
Amazon Kindle Fire HDX 8.9 has a global score of 68.5, which is slightly better than the Microsoft Surface Pro 2's 65.1 score. Amazon Kindle Fire HDX 8.9's body is way lighter and way thinner than the Microsoft Surface Pro 2, although both were released only 0 months apart. Amazon Kindle Fire HDX 8.9 comes with Android 4.2.2 OS, while Microsoft Surface Pro 2 counts with Windows 8.1 Pro OS.
The Amazon Kindle Fire HDX 8.9 features a much sharper display than Microsoft Surface Pro 2, because although it has a quite smaller display, it also counts with a better resolution of 1600 x 2560px and a lot greater quantity of pixels per inch in the display. Amazon Kindle Fire HDX 8.9 counts with just a bit better performance than Microsoft Surface Pro 2, because although it has a lower amount of RAM memory, it also counts with a higher number of cores and an extra graphics processor.
The Microsoft Surface Pro 2 has a superior storage for games and applications than Amazon Kindle Fire HDX 8.9, because it has 512 GB internal storage capacity. The Amazon Kindle Fire HDX 8.9 takes greater photos and videos than Microsoft Surface Pro 2. The Amazon Kindle Fire HDX 8.9 and the Microsoft Surface Pro 2 count with similar batteries duration.
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