Yea have been considering a 60% or even TKL as the next best solution... especially since they're cheaper than the likes of a Razer Keypad.
Holding out hope a few here have some feedback on the unknown brands, some of them have decent Amazon reviews, but have learned not to trust those so much.
Keypads are about as niche as my gaming situation. Various hotel rooms in different countries, some of which don't even have desks so I setup on the bedside table! Actually raided in the lobby one evening. Got a few odd stares