| Global Score | |
| 68.5 | 63.2 |
| Basic Information | |
| Amazon | Microsoft |
| Android 4.2.2 | Windows 8 Pro |
| 2013-09-25 | 2012-06-18 |
| 9.09 x 6.22 x 0.31 inches | 10.81 x 6.81 x 0.53 inches |
| 13.55 ounces | 32.00 ounces |
| Black | -- |
| -- | Scratch-Resistant Glass |
| -- | $ 509.00 |
| 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 i5-3317U (Dual-Core 1700 MHz) processor |
| 2 GB (800 MHz) RAM | 4 GB RAM |
| Adreno 330 (450 MHz) GPU | Intel HD Graphics 4000 (650 MHz) GPU |
| 9.18 | 8.82 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | microSD, microSDHC, microSDXC external memory slot |
| 7.7 | 10.1 |
| Camera | |
| 8.00 MP | 1.00 MP |
| f/2.20 aperture | -- |
| -- | 1280 x 720 (29 fps) (HD) video resolution |
| 6.82 | 5.06 |
| 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, Gyroscope and Light Sensor |
The Amazon Kindle Fire HDX 8.9 is a little bit better than the Microsoft Surface Pro, getting a global score of 68.5 against 63.2. Amazon Kindle Fire HDX 8.9 has Android 4.2.2 OS, while Microsoft Surface Pro counts with Windows 8 Pro OS. The Amazon Kindle Fire HDX 8.9 body is newer, lighter and extremely thinner than the Microsoft Surface Pro.
Amazon Kindle Fire HDX 8.9 features a lot better screen than Microsoft Surface Pro, because although it has a bit smaller display, it also counts with a lot greater screen pixels density and a better resolution of 1600 x 2560 pixels. Amazon Kindle Fire HDX 8.9 features a bit better hardware performance than Microsoft Surface Pro, because although it has a worse GPU working at 450 MHz and a smaller amount of RAM memory, it also counts with 2 more CPU cores.
The Amazon Kindle Fire HDX 8.9 takes much better pictures and videos than Microsoft Surface Pro, because it has a camera with way more mega-pixels. Microsoft Surface Pro has a much better memory to install applications and games or saving photos and videos than Amazon Kindle Fire HDX 8.9, because it has 128 GB internal storage capacity.
The Amazon Kindle Fire HDX 8.9 and the Microsoft Surface Pro feature very similar battery performance.
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