In an article from Jeanine Poggi at MSN-partner site "The Street"
According to pricing studies conducted by Customer Growth Partners, a consumer research firm, January, February and March all revealed Target's prices were lower than Wal-Mart's. The monthly study, which is conducted in four states, compares products across segments, including 30 fresh, frozen and nonperishable groceries, eight household chemicals, paper and other consumables like detergent, seven health and beauty aids like shampoo and counter medicines, and 10 general merchandise items like apparel and toys.
There is a caveat in the article, though: "According to the Kantar study, Wal-Mart was cheaper in edible grocery items by about 1% and has a 3.4% advantage over Target with non-grocery home goods."
You can read the entire article here. The moral of the story: It pays to compare prices and match coupons with store sales.
Which store do you prefer, Target or Wal-Mart?