Compare tablets
| Global Score | |
| 68.5 | 75.1 |
| Basic Information | |
| Amazon | Microsoft |
| Android 4.2.2 | Windows 10 Pro |
| 2013-09-25 | 2015-10-06 |
| 9.09 x 6.22 x 0.31 inches | 11.50 x 7.93 x 0.33 inches |
| 13.55 ounces | 27.73 ounces |
| Black | Gray |
| -- | Metal |
| -- | Scratch-Resistant Glass |
| -- | $ 491.00 |
| Display / Screen | |
| 8.9 inches | 12.3 inches |
| 2560 x 1600 pixels | 2736 x 1824 pixels |
| LCD | -- |
| 339 pixels per inch | 267 pixels per inch |
| 400 cd/m2 brightness | -- |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 9 | 7.8 |
| Performance | |
| Qualcomm Snapdragon 800 MSM8074 chipset | Intel Core-i7 chipset |
| Krait 400 (Quad-Core 2200 MHz) processor | processor |
| 2 GB (800 MHz) RAM | 16 GB RAM |
| Adreno 330 (450 MHz) GPU | Intel Iris 540 GPU |
| 9.18 | 6.3 |
| Storage | |
| 64 GB internal memory | 1000 GB internal memory |
| No SD card slot | microSD external memory slot |
| 7.7 | 23 |
| Camera | |
| 8.00 MP | 8.00 MP + 5.00 MP |
| f/2.20 aperture | -- |
| -- | 1920 x 1080 (Full HD) video resolution |
| 6.82 | 6.49 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | -- |
| LTE (4G), HSPA, UMTS, EDGE and GPRS | -- |
| 6.4 | 2.4 |
| Non-Removable Battery | Removable Battery |
| 1.36 | 1.36 |
| Other Features | |
| Bluetooth | Bluetooth 4.0 |
| GPS | -- |
| Accelerometer, Gyroscope and Light Sensor | Accelerometer, Gyroscope and Light Sensor |
Comparison review
The Microsoft Surface Pro 4 has an overall score of 75.1, which is a bit better than Amazon Kindle Fire HDX 8.9's 68.5 score. The Microsoft Surface Pro 4 has Windows 10 Pro OS, and Amazon Kindle Fire HDX 8.9 has Android 4.2.2 OS. Microsoft Surface Pro 4's body is newer than Amazon Kindle Fire HDX 8.9's, although it's a little thicker and notably heavier.
The Amazon Kindle Fire HDX 8.9 counts with a very superior hardware performance than Microsoft Surface Pro 4, because although it has a lower amount of RAM, it also counts with a higher number of faster cores and a graphics co-processor. Amazon Kindle Fire HDX 8.9 features a better screen than Microsoft Surface Pro 4, because although it has a bit worse resolution of 1600 x 2560 pixels and a way smaller display, it also counts with more pixels per display inch.
The Amazon Kindle Fire HDX 8.9 captures a little bit better pictures and videos than Microsoft Surface Pro 4. Both of them have the same resolution back facing camera. The Microsoft Surface Pro 4 counts with a lot bigger memory capacity for games and applications than Amazon Kindle Fire HDX 8.9, because it has 936 GB more internal memory.
The Microsoft Surface Pro 4 counts with a battery performance that's just as good as the battery duration in Amazon Kindle Fire HDX 8.9.
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