The BMW X5 reputation varies dramatically by generation and ownership context. Current G05 models (2019+) with the B58 inline-6 earn praise for driving dynamics, luxury, and reasonable reliability when maintained, though a systematic sunroof explosion issue affecting 2024 models raises serious safety concerns that BMW is reportedly denying coverage for. The community consensus is emphatic: avoid older generations (especially 2007-2014 with problematic V8s and early turbo engines) unless you have substantial maintenance budget and mechanical knowledge. Multiple users warn that $15K used X5s will quickly consume another $10K+ in repairs including driveshaft failures, valve cover issues, and electrical problems. For those who can afford proper maintenance or buy CPO with extended warranty, the X5 delivers excellent driving experience. For budget-conscious buyers, the community universally recommends Honda/Toyota alternatives instead.
The GX460 was Lexus's bulletproof V8 swan song, silky, plush, and routinely hitting 200k miles with minimal drama. The 2024 redesign swapped that proven engine for a twin-turbo V6 that tows hard but drinks just as much fuel, then wrapped it in a cheaper interior that owners call 'un-Lexus-like' and plagued the first year with brake squeal (8+ month backorder on parts), hood flutter, and falling headliners. If you need genuine off-road capability or 9,000-lb towing, the GX550 delivers; if you want the on-road luxury the badge promises at this price, a lightly used GX460 or a German unibody will leave you happier.