+1 for setting out your use cases but I think people will be wondering what your location is and the kind of prices you are looking at, as these are overpriced compared to competition in many markets. These are both older designs and there may be other value options that people here will suggest.
Meanwhile, do set up your eBay triggers to look out for secondhand differential probes, which you will find indispensable if you can find them. Unfortunately buying new, they can cost nearly as much as a scope…