We use our pumps for pumping up bike tyres, & choose them on the basis of how well they do that.
I've never had to clout a dog while cycling, & by the time I'd unhitched a pump, a cab would probably be gone.
You're welcome to my old HPX if you want it. Size 4.
I wouldn't bother with another Masterblaster if I was you. It has the disadvantages (from your perspective) of the various Morphs, without the countervailing advantage of much greater ease of use.