Leica Q3 vs Sony RX1R III: Which $5K+ Compact Actually Delivers?

Three weeks of real testing on both the $5K+ Sony RX1R III and $7K+ Leica Q3 makes this worth reading — these are the only two serious contenders if you want full-frame image quality in a pocketable fixed-lens body, and the choice between them is less obvious than the price gap suggests. If you're shooting street, travel, or anything where a mirrorless kit is too conspicuous, knowing which one actually delivers is the kind of intel that saves you an expensive mistake.