Cadillac Lyriq wins on space and luxury features with 28 cu ft cargo versus Polestar 2's 14.5 cu ft and a more upscale interior per Edmunds comparisons. Polestar 2 counters with better efficiency and lower entry price but trails in passenger room. The Lyriq is the stronger pick for buyers needing SUV versatility while the Polestar 2 suits those prioritizing sedan dynamics.