Of some of them, yes. A wipe or a cotton pad only ever touches the part of the ear you can see, and the part that causes trouble is round the bend, further down. If that is what you have been using, the argument holds.
Peake Petcare is a thin liquid delivered through a long applicator nozzle, designed to go down the canal and then leave it dry and open rather than damp. That is a different job from wiping a flap.
We would also say this plainly: if your dog has a genuine infection, an ear cleaner is not a substitute for a vet. What it is for is the twelve months either side of that appointment.