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OS Fire OS 3.0 (Mojito), upgradable to Fire OS 4.5.5.3
Chipset Qualcomm Snapdragon 800 (MSM8974AA, 28 nm)
RAM 2GB
Storage 16GB / 32GB / 64GB
Display 7.0 inches • 1200 x 1920 pixels (16:10, FHD+, 323 ppi)
Main camera None
Selfie camera 1.3 MP Front HD Camera
Battery 4500 mAh • Non-removable Li-Po
Weight 303 g (10.69 oz)

Latest Amazon Kindle Fire HDX 7" WiFi user agents:

User Agent Browser Platform
Mozilla/5.0 (Linux; U; Android 6.4.3; en-us; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.68 like Chrome/39.0.2171.93 Safari/537.36 Mobile Silk 3 Fire OSKindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; en-us; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.67 like Chrome/39.0.2171.93 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; en-us; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.47 like Chrome/37.0.2026.117 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; en-us; KFTHWI Build/KTU84M) AppleWebKit/537.16 (KHTML, like Gecko) Version/4.0 Safari/537.16 Android Browser Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; en-gb; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.47 like Chrome/37.0.2026.117 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; en-gb; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.44 like Chrome/37.0.2026.117 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; de-de; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.68 like Chrome/39.0.2171.93 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; de-de; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.67 like Chrome/39.0.2171.93 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; de-de; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.66 like Chrome/39.0.2171.93 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; de-de; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.47 like Chrome/37.0.2026.117 Safari/537.36 Mobile Silk 3 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.4.3; de-de; KFTHWI Build/KTU84M) AppleWebKit/537.16 (KHTML, like Gecko) Version/4.0 Safari/537.16 Android Browser Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.2.2; en-us; KFTHWI Build/JDQ39) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.32 like Chrome/34.0.1847.137 Safari/537.36 Mobile Silk 3 Fire OS 3Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.2.2; en-us; KFTHWI Build/JDQ39) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.22 like Chrome/34.0.1847.137 Safari/537.36 Mobile Silk 3 Fire OS 3Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; U; Android 4.2.2; de-de; KFTHWI Build/JDQ39) AppleWebKit/537.36 (KHTML, like Gecko) Silk/3.30 like Chrome/34.0.1847.137 Safari/537.36 Mobile Silk 3 Fire OS 3Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; Android 7.4.3; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/97.1.79 like Chrome/97.0.2526.80 Safari/537.36 Mobile Silk 97 Fire OS 6Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; Android 4.4.3; KFTHWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/81.2.16 like Chrome/81.0.4044.138 Mobile Silk 81 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; Android 4.4.3; KFTHWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/81.1.233 like Chrome/81.0.4044.117 Safari/537.36 Mobile Silk 81 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; Android 4.4.3; KFTHWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/80.5.3 like Chrome/80.0.3987.162 Safari/537.36 Mobile Silk 80 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; Android 4.4.3; KFTHWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/80.4.14 like Chrome/80.0.3987.119 Safari/537.36 Mobile Silk 80 Fire OS 4Kindle Fire HDX 7" WiFi
Mozilla/5.0 (Linux; Android 4.4.3; KFTHWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/80.3.2 like Chrome/80.0.3987.132 Safari/537.36 Mobile Silk 80 Fire OS 4Kindle Fire HDX 7" WiFi
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