For 2020 and 2021 Cadillac has decided to re-align the pricing on their sedan lineup, but not their size. The ATS-sized CT4 is now the compact-sized sub-compact competitor, and the CTS-sized CT5 is the mid-sized compact segment competitor. Got it? No? Don’t worry, all you need to know is that the CT4 is the less expensive one and the CT5 is what Cadillac calls a 3-series competitor. But is it? And do you want it? Let’s find out.