I found the snow pulse to be the most comfy. With the compressed dry air you are able to use that air for breathing if need be. Either by popping your bag or using the avalung
I found the bca to show the most failures in deployment with all the reading I've done. The snow pulse also prevents trauma to the head in comparison to bca or abs.
I like the fact with abs you buy the base and can buy different size storage bags to zip on depending on your needs.
i just got the mono abs bag today and i pulled the trigger a couple of times in the house to see what it was like.
then i go on thier website and see that this is not to be done without the canister because it may damage the firing pin. just wondering if anyone has any info on this
ABS - minus's: Have to send away for refill and new trip handle after you use it.
They are filled and controlled by ABS. It isn't some random who's had a 1 hours course on filling bottles. IMO, A HUGE bonus.