The last E series device, the HTC One E8, has a cool dual curved design, 5 inch 1080p display, 13 megapixel rear camera, 5 megapixel front facing camera, and Snapdragon 801 processor.
The HTC One E9+ is very similar to the HTC One M9 with a dual tone metal body, 20 megapixel rear camera, front facing UltraPixel camera, and BoomSound stereo speakers with Dolby Audio.
Difference include a 5.5 inch WQHD display at 1440x2560 pixel resolution, MediaTek octa core processor, 2GB of RAM, and integrated 16GB storage.
There is no information on US availability at this time.
Further ZDNet HTC One M9 coverage