Check out The Elegant Oxford YouTube channel. The guy can put an an amazing shin on shoes using Saphir products. Akin to putting an incredible edge o a straight edge razor!
He compares the low cost Walmart stuff to Saphir here.
He does a great job. I can achieve the same shine he gets with Saphir using Kiwi. Not knocking Saphir products but I personally have not found a compelling reason to pay more.... or more correctly I'm avoiding developing yet another acquisition disorder.