I think emotional appeal is more important than anything when you've got three solid choices like this. I've always loved the Panamera, but the M5 would probably sell me as a whole product from a combined aesthetics/performance/comfort pov.
Or I'd say fuck it and go with a CLS63.
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Past: '08 E92 335i|ZPP|ZSP|6AT
Past: '15 Mustang GT|401A|PP|6MT
Current: '20 Shelby GT350|6MT
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