Sparkling water price in Jacksonville.

How we got these numbers

• Instacart — Aldi:Category multiplier against Walmart base, adjusted for South Urban ($3.92)
• Walmart+:Regional baseline ($4.26)
• Amazon Fresh (Prime):Category multiplier against Walmart base, adjusted for South Urban ($4.68)
• Instacart — Whole Foods:Category multiplier against Walmart base, adjusted for South Urban ($7.45)

Live observations come from public weekly ads (Aldi, Whole Foods) and BLS Average Retail Food Prices, refreshed daily. Estimates use a per-category multiplier calibrated to NPR, Consumer Reports, and Tasting Table grocery comparison studies.

Why this category prices the way it does

Beverages — coffee, juice, soda — have the widest pricing band because shelf-pricing competition is fierce, but online delivery pricing often drops the in-store discounts.

Jacksonville grocery context

Jacksonville is Publix country — Publix operates 60+ stores across the metro and is most locals' default grocer. Publix delivers via Instacart with strong coverage. Among our four national services tracked, Walmart+ has the next-broadest physical footprint, with stores in Mandarin, Arlington, the Northside, and Orange Park. Aldi has been expanding rapidly in NE Florida — multiple new stores opened in 2023-2024.

Publix via Instacart is the local favorite but typically 10-15% above Walmart+ on equivalent items. For weekly shopping, Walmart+ or Instacart-Aldi consistently beats Publix on price; Publix wins on prepared foods and produce quality.

Sparkling water prices in other cities

• Charlotte, NC
• Austin, TX
• Houston, TX
• San Antonio, TX
• Dallas, TX