As of 16 Sept 2026, the biggest grocery price gap in Australia for 14–20 Sept 2026 is Swisse Vitamin K2 — 75% cheaper per 100 ea at Coles than Woolworths ($25.00/100 ea vs $98.33/100 ea).
Prices updated 16 Sept 2026
Biggest grocery price gaps — week 38, 2026
14–20 Sept 2026. The 10 grocery items with the widest per-unit gap between the cheapest supermarket in Australia and the next one. This week's list is frozen as it stood at the end of the week.
- 1
−75%cheaper
