Should I upgrade to the Series 4 Titanium Apple Watch?

Episode 1568
Chris fromChris has an Apple Watch Series 3, and thinking of moving up to the Series 4. But it's $800. Worth it? Leo says that he's stopped buying the higher end models because he's going to be getting a new model next year. So he gets the cheapest one, knowing he'll trade in next year. It's just as nice looking and durable too.