HTC Zara will be unveiled as HTC Desire 601. Specifications of this phone were leaked sometimes back. Information was leaked from very reliable source. According to it, HTC Desire 601 (HTC Zara) will feature 4.5inch qHD display and will be powered by Qualcomm Snapdragon MSM8930 chipset with two 1.2GHz Krait cores. HTC Desire 601 (HTC Zara) will have 1GB RAM and Adreno 305 GPU.
HTC Desire 601 will also feature 8MP camera, 8GB expandable storage and will be running on Android 4.3 Jelly Bean with HTC Sense 5.5 UI.
Another variant might be released of HTC Zara named HTC Zara Mini which will have almost same feature as HTC Desire 601 but will sport 4.0inch WVGA display and 5MP camera.