Mine is regulated and a get 50 shots at 920 fps from a short (300cc) cylinder. Accuracy at 50meters vary depending on wind from 10-15mm At 110yards 30mm
The bobcat is a superb bullpup. I own one. Shoots well and consistently. Excellent groups at 50 and 70 yards. If you are looking at one, get the regulated version. It's worth the extra money and gives you a good shot string.