Which shingles are more expensive, Gaf or Owens Corning?

GAF and Owens Corning shingles are very similarly priced, with both being competitively priced for comparable architectural shingle lines, so neither is significantly more expensive than the other in most markets. For entry-level architectural shingles, GAF Timberline NS and Owens Corning Oakridge are similarly priced around 80 to 110 dollars per square for materials. For flagship architectural shingles, GAF Timberline HDZ and Owens Corning Duration are also similarly priced around 100 to 150 dollars per square for materials, with GAF sometimes being 5 to 10 dollars per square cheaper depending on region and promotions. Premium lines like GAF Timberline UHDZ and Owens Corning Duration Premium are also similarly priced around 130 to 170 dollars per square. Designer shingles like GAF Grand Sequoia and Owens Corning Berkshire are also similarly priced at 200 to 350 dollars per square. Price differences are more driven by distributor, contractor bulk pricing, and regional promotions than by brand itself. Home Depot is the primary retailer for GAF and often has competitive pricing on GAF, while Lowes is primary for Owens Corning and often has competitive pricing on Owens Corning. For total installed cost including labor, tear-off, underlayment, and flashing, both GAF and Owens Corning architectural shingle roofs typically cost 350 to 550 dollars per square installed. So for most homeowners, cost should not be the deciding factor between GAF and Owens Corning, focus on color, warranty, and contractor preference.