What the prices say
$18,230 a year: Aldi (LI) vs Citarella
One shopping list, weighted the way American households actually spend, priced at every chain and scaled to the USDA Thrifty Food Plan family-of-four budget ($994/month, the SNAP maximum). The spread is $18,230 a year; Aldi (LI) comes in under the SNAP budget.
$5.80 round-trip fare (OMNI/MetroCard)
A round trip costs $5.80; moving from a Whole Foods price level to Target's saves several times that on a typical shop. The real limits are distance, time, and what you can carry. Pick your stores and weekly spend below.
+33% median gap, identical products
ShopRite's parent co-op, Wakefern, bought Morton Williams in 2025. The banners still price like strangers: of 42 identical name-matched products, Morton Williams is pricier on 40, median +33%.
+313% Cheddar Cheese
Union Market is 313% above Lidl on cheddar cheese, after trimming the extreme store on each end and comparing standard sizes only.
-15% Stop & Shop card, best in market
Stop & Shop's: free, and about 15% off a staples basket versus shelf price. Most chains offer no card at all.
0.69x 99 Ranch Frozen
99 Ranch's frozen runs 0.69x the market median even though it skips many mainstream staples.
+52% Union Market vs Target
Convenience has a price: Union Market averages 52% more than Target on identical staple categories.