BiRefNet vs rembg vs U2Net: Which Background Removal Model Actually Works in Production?

BiRefNet vs rembg vs U2Net: Which Background Removal Model Actually Works in Production? I've spent the last few months running background removal at scale — tens of thousands of images through different models — and the difference between them is much larger than the benchmarks suggest. Here's the honest breakdown. Why This Matters More Than You Think Background removal sounds like a solved problem. It isn't. The failure cases are brutal: hair strands that become blocky halos, glass objects tha