| Global Score | |
| 55.2 | 68.5 |
| Basic Information | |
| Acer | Amazon |
| Android 4.2 | Android 4.2.2 |
| 2013-10-01 | 2013-09-25 |
| 10.24 x 6.89 x 0.40 inches | 9.09 x 6.22 x 0.31 inches |
| 19.75 ounces | 13.55 ounces |
| -- | Black |
| $ 235.00 | -- |
| Display / Screen | |
| 10.1 inches | 8.9 inches |
| 1280 x 800 pixels | 2560 x 1600 pixels |
| IPS LCD | LCD |
| 149 pixels per inch | 339 pixels per inch |
| 350 cd/m2 brightness | 400 cd/m2 brightness |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7.5 | 9 |
| Performance | |
| MediaTek MT8125 chipset | Qualcomm Snapdragon 800 MSM8074 chipset |
| ARM Cortex-A7 (Quad-Core 1200 MHz) processor | Krait 400 (Quad-Core 2200 MHz) processor |
| 1 GB RAM | 2 GB (800 MHz) RAM |
| PowerVR SGX544 (Dual-Core 200 MHz) GPU | Adreno 330 (450 MHz) GPU |
| 8.37 | 9.18 |
| Storage | |
| 16 GB internal memory | 64 GB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | No SD card slot |
| 5.72 | 7.7 |
| Camera | |
| 5.00 MP + 0.30 MP | 8.00 MP |
| -- | f/2.20 aperture |
| 1920 x 1080 (Full HD) video resolution | -- |
| 5.83 | 6.82 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| HSPA, EDGE and GPRS | LTE (4G), HSPA, UMTS, EDGE and GPRS |
| 3.3 | 6.4 |
| Battery Life | |
| 3540mAh Li-Polymer Battery | -- |
| Removable Battery | Non-Removable Battery |
| 5.52 | 1.36 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth |
| GPS | GPS |
| Accelerometer, Compass and Light Sensor | Accelerometer, Gyroscope and Light Sensor |
The Amazon Kindle Fire HDX 8.9 has a general score of 68.5, which is way better than Acer Iconia A3's global score of 55.2. The Amazon Kindle Fire HDX 8.9 is a much lighter and much thinner device than Acer Iconia A3, even when they were released with only a few months difference. These devices use Android OS, but the Amazon Kindle Fire HDX 8.9 has 4.2.2 version and Acer Iconia A3 has Android 4.2.
Amazon Kindle Fire HDX 8.9 has a little bit better processing power than Acer Iconia A3, and although they both have the same number of cores, the Amazon Kindle Fire HDX 8.9 also has a larger amount of RAM and a much better 450 MHz GPU. Amazon Kindle Fire HDX 8.9 has a lot better display than Acer Iconia A3, because although it has a little smaller screen, it also counts with a way higher resolution of 1600 x 2560 pixels, a much greater pixel density and a quite brighter display.
Amazon Kindle Fire HDX 8.9 counts with a superior memory capacity to install applications and games or saving photos and videos than Acer Iconia A3, because although it has no slot for an external memory card, it also counts with 64 GB internal storage. The Acer Iconia A3 features a really longer battery life than Amazon Kindle Fire HDX 8.9.
The Amazon Kindle Fire HDX 8.9 takes much clearer photos and videos than Acer Iconia A3, because it has a way better 8 MP resolution back camera.
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