ZTE Open
Specifications

Price comparison
Reviews for the ZTE Open
Source: Engadget

We should reiterate what we said earlier in the review: the ZTE Open is partly intended as a developer phone. For those customers, it does the job well. You don't need a quad-core processor or a 1080p display to demonstrate that your HTML5 app runs properly.
Single Review, online available, Long, Date: 10/03/2013
Comment
Qualcomm Adreno 200: Integrated GPU in the Snapdragon S1 SoCs and based on the AMD Z430. Later called Adreno 200 with higher clock speeds.
These graphics cards are not suited for Windows 3D games. Office and Internet surfing however is possible.
» Further information can be found in our Comparison of Mobile Graphics Cards and the corresponding Benchmark List.
S1 MSM7225A: Entry level Soc with one Cortex-A5 processor core (clocked at 600, 800 or 1000 MHz depending to the device) and a Adreno 200 GPU.» Further information can be found in our Comparison of Mobile Processsors.