Garmin is the deal when it comes to FFS. I've ran Panoptix, Livescope LVS 32, Lowrance Active Target and Garmin LVS 34. The LVS 32 is better than Active target and the LVS 34 is better than the LVS 32. Lowrance seems to have enough lag in it just to piss a guy off. Currently running Garmin...