Lean Beef Cuts
Listed here are the seven leanest cuts of beef, borrowed from www.beeftips.com.

  Chicken
Breast
  Eye
Round
  Top
Round
  Round
Tip
  Top
Sirloin
  Bottom
Round
  Top
Loin 
  Tender-
loin  
  Chicken
Thigh 

 Source for chicken data: USDA handbook 8-5, 1979.
Source for beef data: USDA handbook 8-13, 1990. Based on all-grades designation.

All beef cuts are based on 3-ounce cooked servings, 1/4 inch trim, lean only.