This image shows the new 18-135mm lens on the left, followed by the 16-70mm Zeiss and than the 18-105mm lens.
via Camerasize
There is yet not a single review or hands-on of the new Sony E 18-135mm f/3.5-5.6 OSS Lens. We have to wait til CES show starts on Jan 8 to see some more real life tests. But at least on paper this looks like a nice travel tool:
Image samples can be found here at sony.net/Products/di_photo-gallery/lens/SEL18135/
Key specs explained (via Sony.net)
Preorders (start on Jan 10):
18-135mm lens at BHphoto and Adorama.
Silver A6300 at BHphoto and Adorama.