Grocery Price Index: Woolworths cheapest at $238.45

The Cuugo Grocery Price Index for the week ending 18 September 2026. The same 60 staples, priced at all four supermarkets, every Friday.

• All at Coles: $237.10 (1 items unavailable)
• All at Woolworths: $238.45
• All at Aldi: $223.40 (1 items unavailable)
• All at IGA: $242.75 (3 items unavailable)
• Cheapest at each store: $183.75

Compared with last week

• Coles: $237.10 this week, $233.90 last week (up $3.20)
• Woolworths: $238.45 this week, $232.49 last week (up $5.96)
• Aldi: $223.40 this week, $225.24 last week (down $1.84)
• IGA: $242.75 this week, $252.69 last week (down $9.94)

Full methodology, the trend chart and every weekly snapshot live on the Grocery Price Index hub.