Here's the annual revenue comparison between Walmart and Costco over the last 5 years:

Fiscal Year	WMT Revenue	COST Revenue
FY22	$572.8B	$226.95B
FY23	$611.3B	$242.29B
FY24	$648.1B	$254.45B
FY25	$681.0B	$275.24B
FY26 E	$713.2B	$286.76B

Key observations: - WMT revenue (FY ending Jan): ~$573B → $681B, CAGR of about 4.5% - COST revenue (FY ending Aug): ~$227B → $275B, CAGR of about 4.9% - Walmart's revenue is roughly 2.5x Costco's, though Costco has been growing slightly faster on a percentage basis - Both retailers continue to expand at a steady mid-single-digit pace

FY26 figures are based on the latest reported quarters annualized. The chart panel above shows the full quarterly trend for both companies.