Sales data reveals Xbox 360 just ahead of PS3 The Nintendo Wii sold 436,000 units in January throughout North America, according to preliminary NPD data. The Xbox 360 sold 294,000 units during the month, with the PlayStation 3 not far behind with 244,000 units sold. The NPD data was released by Microsoft and has not yet been officially confirmed. "Xbox 360 had a fantastic January, and we feel great about our position in the marketplace," said Molly O'Donnell, group manager for Microsoft's entertainment and devices division. Well ,it appears it has been Microsoft who has provided the data .Others say it is "preliminary data " .I will rather wait for the official NPD data .