Alongside the new iPhones, Apple also unveiled a larger-screened version of its smartwatch, which has enjoyed improving sales after a slow initial start. It announced revamped models of its cheapest iPad and the smaller iPad Mini.
“Apple has resisted the temptation to bump up prices which it could have easily attributed to rising component costs,” said Ben Wood, an analyst at CCS Insight.
Apple has recorded three successive quarters of record sales and profits, and iPhone sales hit an all-time high in the final three months of last year following the iPhone 12 launch.
Yesterday, Apple issued an urgent update to its iPhone software to shut out spyware that infected users through its iMessage app, allegedly designed by Israeli firm NSO Group.
In July it became the first publicly-traded company to become worth $2.5 trillion (£1.8 trn). However, it is coming under mounting regulatory pressure over fees charged by its App Store, with competition regulators in many countries investigating the company.
The malware was able to infect iPhones, MacBooks and iPads by using a malicious PDF file that could force entry onto the phones without it even being opened.
In a security update, Apple said it had fixed the flaw but warned it “may have been actively exploited”.
Apple shares fell by 1.4pc.