(11 Jan 2018, 7:07 pm)mb134 wrote Looks shorter than the current ones, and what they'll be replacing?! 

Had similar thoughts on seeing it.

Tried to find a photo of a Darlington example at a similar angle and found this one.
https://www.flickr.com/photos/adammalark...d7ba3684ba

Appreciate it isn't too scientific, but fewer panels/different window set up between driver and emergency exit on the new example compared to the one in the link above.
Which gives me the impression they are smaller