A list of the best full-size luxury sedans has been compiled, with some outlets focusing on new models for 2026 and others highlighting used luxury sedans as more affordable alternatives. The selection of top luxury sedans appears to vary, with some sources considering roominess and reliability as key factors. The prices of used luxury sedans are reported to range from under $20,000 to under $30,000, although the specific models and rankings are not consistent across outlets.