The HTC One X is now available and it comes with up to £270 cash back on a 24m contract. For £36 a month you can get unlimited minutes, 1GB data and unlimited texts.

The HTC One X is the most powerful handset in the HTC One series with a quad-core processor and a huge 4.7 inch display. Web browsing is lightning fast and the screen makes viewing your favourite sites a joy with HTML5 and Flash support. One of the many top-end features on this phone is the camera, with a resolution of 8 megapixels and enhanced technologies for making sure you get great images every time. The dedicated imaging chip provides continuous shooting mode so you never miss a thing and with photo capture whilst video recording you can get great shots of the action whilst recording video too. Autofocus, face detection, LED flash and smile detection are also on board and with social network integration you can show everyone the amazing photos you can capture with this phone.

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Buy the Samsung Galaxy Y on a 24m contract and receive a cheque for £290. Line rental is £30 a month and that gives you a massive allowance of 750 anytime minutes to any network or UK landline (01, 02, 03 numbers), 1GB data for internet and 1500 texts.

The offer is on Talkmobile, which is owned by The Carphone Warehouse and uses the Vodafone network and Vodafone customer services.

Available in either black or pink, The Galaxy Y is an Android 2.3 phone. It’s a gorgeous, compact smartphone that comes with Google integrated applications including Maps, Gmail and YouTube, plus access to thousands of other Android applications via Google Play Store.

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Get a new iPhone on O2 for only £13.50 a month on O2. The deal comes with a small allowance of 50 mins, 100MB and 25 texts. It’s ideal for light users buying their first iPhone. Data can be increased to 500MB for an inextra £3 a month. Highly recommend, still a fantastic phone.

The iPhone 3GS looks exactly the same as the original iPhone 3G but adds some nice extras. The camera has been upgraded to a 3 megapixel unit with auto focus, touch focus and support for video recording at 30 frames per second. There is also a built-in compass which neatly integrates with Google Maps, rotating the map as the iPhone faces a different direction.

The latest iPhone OS 3.0 is installed, which can be updated via iTunes. The battery on the 3GS has been improved. It was already very good, but it now has up to 12 hours talk time, 30 hours audio playback or 10 hours video playback.

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Our most popular deal so far this month is the iPhone 4S 16GB, £31 a month on Vodafone with 300 minutes, 500MB data and unlimited texts. If you need a little more, then it’s £36 a month for 600 minutes.

The iPhone 4S features a dual core A5 processor, an 8 megapixel camera with 1080p video record, Siri advanced speech recognition and the new iOS 5 operating system. ItÆs available in black or white with 16GB, 32GB or 64GB memory. The dual-core A5 chip promises up to 2x faster performance and 7x faster graphics. The 8 megapixel camera can take exceptionally good photos. It can also record HD video at full 1080p resolution, with video stabilisation, and AirPlay Mirroring will allow wireless streaming to an Apple TV. The screen remains the same as the iPhone 4 with AppleÆs 3.5 inch Retina display (640×960 pixels).

The new iOS 5 operating system has over 200 new features. The New Notification Centre shows missed calls, messages, calendar invitations, friend requests and more. The camera app can now be accessed quickly from the lock screen, it has grid lines, pinch-to-zoom and touch focus. Photos can be edited from the photo viewer, with crop, rotate, enhance and red eye removal. Other highlights to iOS 5 include iCloud, Twitter integration, iMessage and Reminders.

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The HTC One S is a beautifully designed super-smartphone with a camera that is packed with high-end technology allowing you to capture better images than ever before. It has an 8 megapixel resolution, and as well as smile/face detection, autofocus, LED flash and BSI sensor (for better images in low-light) the One S has a dedicated imaging chip. This technology allows you to capture HD video and capture images at the same time without interrupting the recording and you can capture high quality slow motion video too.

The premium design of the HTC One S looks simply stunning and the 4.3 inch touchscreen delivers great graphics and superb web browsing with HTML 5 and Flash support. The powerful dual-core processor allows you to multitask easily so you can shop online whilst listening to your music and with Beats Audio your favourite tracks sound fantastic. The latest Android 4.0 and Sense UI work together to make this handset a joy to use and with access to the Android Market you can download new apps to truly personalise the phone.

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Great value, no hassle, straight-forward Galaxy S II contracts with no cash back to claim. Just low line rental and a decent allowance of minutes, data and texts.

Top picks include £25 a month on Three with 500 minutes, 1GB data and unlimited texts.

Or, £21.50 a month on O2 with 200 minutes, 500MB data and unlimited texts.

If you prefer the T-Mobile or Orange network then it’s £26 a month with 300 minutes, 750MB and unlimited texts.

Alternatively, for £26 on T-Mobile, you can choose 600 minutes and 100MB data, or 100 minutes and 1.5GB data.

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