Should you upgrade to the iPhone 7? Here are the pros and cons
From memory to camera to headphones, here’s what you need to know if you are contemplating trading in your old iPhone for the latest model

Should you fork overHK$5,588 or more to upgrade to the new iPhone? It’s a question many are asking themselves after Apple showed new editions of the phone at a media event in San Francisco on September 7.
The improved specs for the iPhone 7 and 7 Plus editions include better battery performance, a more powerful chip, water-resistant body, more storage and a camera that has geeks like me drooling.
But if you have an iPhone 6 or 6S, do you really need any of that? Reselling your old phone, trading it in, getting a new contract or paying full price for the device is costly and an ordeal for many.
So buy the new one or stick with an old iPhone?
Seven waterproof cases for smartphones – how deep can you take them?
If you have the iPhone 5S or earlier, it’s a no brainer. You want the latest technology, not a phone from 2013.