Apple says it sold more than 10 million iPhone 6 and 6 Plus models, a record for a new model, in the three days after the phones went on sale.
A year ago, Apple Inc said it had sold 9 million of the then-new iPhone 5C and 5S models.
The iPhone is available in the US, Australia, Canada, France, Germany, Hong Kong, Japan, Puerto Rico, Singapore and the UK It will go on sale in 20 more countries on Sept 26 and others by the end of the year.
CEO Tim Cook says demand for the phones has exceeded the company's expectations.
Besides larger screens, the new phones offer faster performance and a wireless chip for making credit card payments. The phones start at USD 199 with a two-year service contact.
