Which is better, Krylon or Rust-Oleum?

Which is better, Krylon or Rust-Oleum, depends on application, as both are leading spray paint brands owned by different companies with different strengths. Rust-Oleum, owned by RPM International and founded in 1921, is generally considered better for rust prevention, durability, and metal protection, with extensive line of rusty metal primers, hammered finishes, protective enamels, and high-heat paints that are favored by contractors and automotive users for long-term protection, and it offers superior adhesion to rusty surfaces. Krylon, owned by Sherwin-Williams since 1995, is generally considered better for fast dry time, wide color selection, and smooth finish for crafts, art projects, and indoor decor, as Krylon Fusion bonds well to plastic and dries in 15 minutes versus Rust-Oleum 30 minutes, and Krylon offers more vibrant colors for art. In independent tests, Rust-Oleum scores higher for corrosion resistance, chip resistance, and outdoor durability, while Krylon scores higher for ease of use, less dripping, and fine spray tip control. For painting metal gates, fences, and automotive parts where rust stopping matters, Rust-Oleum is better. For painting plastic, crafts, and quick DIY decor where dry time and color matter, Krylon is better. Both cost 6 to 12 dollars per can. Professionals often prefer Rust-Oleum for metal and Krylon for crafts.