5 aircraft and 7 cabin layouts, from the 42-500 to the A321neo. Pick one for its seat map, the best seats and the seats to avoid.
There are seat maps for 5 Sky Express aircraft here: the Airbus A320, the Airbus A320neo, the Airbus A321neo, the ATR 42-500 and the ATR 72-600.
The Airbus A321neo, with 230 seats: 230 Economy in its main layout.
The ATR 42-500, with 30" of seat pitch in Economy and seats 17" wide.