Waitrose ranks #3 of 20 UK retail sites with a B+ (87%) quality score vs the 85% category average. 110 issues detected vs 130.2 avg. Biggest competitive gap: UX issues (10 vs 6.9 avg, +3 above peers). Competitive strengths: fewer issues than avg in Content, Security.

Strong competitive position. To maintain the lead, address the top remaining issue: "Missing cache headers on all static assets causing repeated re-downloa".