According to official source(s), the train will have a
skirt when fully operational.
With the skirt, the train will most likely look like
this;
Note: Please refrain from quoting this post when
replying. Thank you.

Realistic...
@E5 That looks like the C151 doors and exterior. Maybe it is a
carbon copy of the C151 but just that a few changes such as new TRN
display, new head, some changes to interior and the RM light is
green. And the head is "cuter".