Behold the world’s most expensive smart phone: a diamond-studded iPhone 4, priced at £5m. An Australian businessman commissioned Liverpudlian designer Stuart Hughes to slap a few precious stones on the iPhone, according to Small World News Service. Hughes has form in the field. Also available on his website are a solid-gold iPhone 4 worth £22,000, a £100,000 pink-diamond-encrusted Nokia handset, and a £110,000 solid-gold iPad.  …

The Samsung Omnia 7, one of several Windows Phone 7 handsets that are expected to launch on 21 October, is now available for pre-order from T-Mobile. There are a variety of T-Mobile deals, and the handset will also be available from Orange and 3. You can sign up for 18- or 24-month contracts, with tariffs ranging from £10 to £40 …

Samsung is rolling out its Android 2.2 Froyo update for the Galaxy S smart phone in Europe, and it should be on its way to unlocked UK handsets soon. It may be the end of November before the mobile networks stick it onto your contract phone, however. Samsung has officially announced that the update for unlocked handsets will be available through its Kies upgrade software. …

The Android army will soon have another choice of browser, with a public beta version of Opera Mobile for Android available within the next four weeks. Opera already offers Opera Mini for Android, but it relies on a server to translate your requested pages into a stripped-down form. It’s fast, but not the full experience. Opera Mobile is the real …

You may think your fancy new smart phone was expensive, but it’s a drop in the ocean compared to this beacon of bling — the Vertu Constellation Quest. Announced at a glitzy press party attended by stars like Kevin Spacey and Seal, the Constellation Quest is the latest in a line of luxury phones made by Vertu, a British-based subsidiary …

Dell has given up on trying to update its troublesome Streak tablet with Android 2.1, instead focusing on Android 2.2 Froyo, saying it would push out the update before 2010 is up. Dell said, in an official statement, it wouldn’t update its 5-inch superphone to Android 2.1, but made a commitment to publishing Android 2.2 in a global over-the-air update …

HTC Desire owners on 3 have finally joined the Android 2.2 Froyo party, with the update roll-out starting today. The update rolled out from 9am this morning, meaning 3 users can now join O2, Vodafone, Orange and T-Mobile customers in upgrading to Froyo. Android 2.2 is a significant upgrade, boosting the phone’s functionality with improved speed and additional features, as …

Virgin Mobile has added some new phones to its £8.50-per-month range. That’s good news if you don’t want to spend a fortune on a phone contract and you don’t mind settling for a lower-spec handset. The newly added phones are the special-edition Nokia 5230 Chrome, the Nokia X2, the Samsung Monte in pink or black, and the Samsung Tocco. The Nokia 6700 Slide in silver or …

Microsoft’s Windows Phone 7 will be able to sync with deadly rival Apple’s Mac computers by the end of the year. “Later in 2010 Microsoft will make a public beta available of a tool that allows Windows Phone 7 to sync select content with Mac computers,” the software behemoth said in a statement. Windows Phone’s UK head of marketing, Oded …

The iPhone 4 is far more prone to accidents than its predecessor — the iPhone 3GS — due to its glass front and back, according to research from a US warranty provider. iPhone 4 owners reported 82 per cent more damaged screens in the first four months compared to iPhone 3GS owners, according to San Francisco-based company SquareTrade. Owners of …