Some consumer technology sites are advising users to hold off on upgrading until the next year's version
The iPhone 7 is expected to make its global debut on Wednesday. According to media reports it is likely to arrive in India on September 26 and will be priced Rs 63,000.
The new iPhone is most likely to come without a headphone jack, a touch-sensitive home button that vibrates, double-lens cameras for the larger 'Plus' edition among other incremental improvements.
Sales of the iPhone dropped two quarters in a row this year, the first declines in the history of the device.
According to media reports, some consumer technology sites are advising users to hold off on upgrading until the next year's version, which will mark the 10-year anniversary of the iPhone.
At the event in San Francisco, Apple is also, expected to release a revamped watch.