An advanced series of smartphones from Sony, the Xperia X range hit the market in early 2016. Today, the range features an impressive collection of cutting-edge smartphones available to suit every budget, with each device packed with the very best tech and triumphing when it comes to design.
We've selected the finest from the collection, comparing their top features to help you decide which Xperia X device is the one for you.
Sony Xperia XZ2
*At a glance: 5.7-inch Full HD display, 64GB, 19MP primary camera, 4K video, 198g, 153 x 72 x 11.1 mm *
After one of Sony's most premium devices as your next smartphone? Take a look at the Sony Xperia XZ2. With unbeatable specs and a stunning design, it's a brilliant handset.
Uprading the design from the XZ1 there's now a sleek fluid 3D surface on the back of the Sony Xperia XZ2, and both the front and back are protected by sturdy Gorilla Glass 5. There's a fingerprint sensor on the back, to protect your personal content and data too.
For budding photographers, there's a 19MP rear camera with tons of Sony tech built-in ready and raring to go while on the back you'll have a wide-angle 5MP camera to shoot selfies with. If you love video, you're going to be thrilled with the handset's amazing 4K HDR recording abilities.
Let's not forget all the tech working behind the scenes. Alongside all of the above, you can enjoy a 3,190 mAh battery with wireless, fast-charging capabilities, 4GB RAM, Android Oreo and some seriously loud speakers.
Sony Xperia XZ Premium
At a glance: 5.5-inch 4K HDR display, 64GB, 19MP primary camera, 195g, 156 x 77 x 7.9mm
Sony XZ Premium is perfect for etertainment addicts everywhere, thanks to its astounding 4K HDR display. This stunning screen flaunts the same technology as Sony's BRAVIA TVs. It can shoot videos in super slow motion too, at 960 frames per second.
Both cameras are highly rated, with the 19MP primary MotionEye camera offering extreme detail and Predictive Capture, catching moments before you even press the shutter button. For selfies, you'll have 13MP to play with.
Under the hood, there's a powerful 3230mAh battery, Octa-core processor and Android Nougat running the show, although this is upgradable to Android's latest release, Android Oreo.
Sony Xperia XZ1
At a glance: 5.2-inch HDR display, 64GB, 19MP primary camera, 155g, 148 x 73.4 x 7.4mm
Sony's latest addition to the Xperia range, the Sony Xperia XZ1 was launched alongside its smaller brother, the XZ1 Compact. This flagship device boasts an IP68 rating, a seamless metal body and a 5.2 inch HDR screen protected by resilient Corning Gorilla Glass.
Android Oreo is loaded and ready to use, while a powerful octa-core processor and 2700mAh battery will keep the Xperia XZ1 going all day. When it comes to the camera, the XZ1 offers something really special. At 19MP, you're guaranteed to always get that perfect shot. Even better, with Predictive Capture the XZ1 will take photos before you even press the shutter button. Videos can also be shot in super slow-mo.
Xperia XZ1 Compact
At a glance: 4.6-inch HD display, 32GB, 19MP primary camera, 140g, 129 x 64 x 9.3mm
Sony's Xperia XZ1 Compact is perfectly pocket-sized with its 4.6-inch HD screen. Just like its predecessor, the Xperia XZ Compact, it's designed for those who love smaller smartphones that still offer plenty of power.
Alongside an octa-core processor, 4GB RAM, a long-lasting battery with Quick Charge 3.0 and STAMINA mode, you'll find Hi-Res audio and a 19MP camera backed by MotionEye technology. Sony's ground-breaking 3D Creator debuts on both the XZ1 and XZ1 Compact too.
Find out more about houw the Sony Xperia XZ1 compares to the XZ1 Compact right here.
Sony Xperia XA1
At a glance: 5-inch display, 32GB, 23MP primary camera, 143g, 145 x 67 x 8mm
The Xperia XA1 has everything you could ever want from a smartphone, all for an unbelievable price. Almost borderless in design, the 5-inch display spans edge-to-edge across the front of the handset. It's superb for watching movies and playing games, while slick rounded edges ensure the XA1 is a pleasure to hold.
Sony has added 3GB RAM and an octa-core processor to ensure everything runs smoothly, and you'll find Android Nougat on board. The incredible 23MP camera promises to deliver expert-looking photos in any light, producing true-to-life colour and clarity thanks to super-fast autofocus. Need to take a group photo? With the 8MP wide-angle selfie camera, it's easier than ever to fit everyone in.
Sony Xperia X Compact
At a glance: 4.6-inch display, 32GB, 23MP primary camera, 135g, 129 x 65 x 9.5mm
The Sony Xperia X Compact is a small yet mighty smartphone that's loaded with cutting-edge features.
Take for example the incredible 23MP rear camera, which offers triple image sensing technology to snap moving objects in unrivalled detail. Images are focused, vibrant and equally as brilliant in low light. There's a handy 5MP camera for selfies as well, and the long-lasting 2700mAh battery won't let you down either. With Quick Charge, you can power up in minutes.
At a glance: 5.2-inch Full HD display, 32GB, 23MP primary camera, 161g, 146 x 72 x 8.1mm
On board the innovative Sony Xperia XZ, there's a stunning Full HD display with TRILUMINOS technology, amazing audio, 3GB RAM and a 23MP camera that even boasts 4K recording. The primary camera is loaded three different sensors to eliminate blur, combat unflattering light and enhance colour.
Water resistant and boasting an IP68 rating, you'll be protected against dust and dirt with the Xperia XZ. Sturdy while stylish, you'll be free to use your phone anytime, anywhere - even during a sudden downpour.
At a glance: 5-inch display, 16GB, 13MP primary camera, 137.4g, 143.6 x 66.8 x 7.9mm
A budget-friendly model from the Xperia X series, Sony's Xperia XA is a fantastic piece of tech inside and out. The sleek rounded frame works in harmony with the XA's sturdy curved display, while four stunning colours - graphite black, white, lime gold and rose gold - offer plenty of choice when it comes to style.
You'll find Android Marshmallow built-in, currently upgradable to Nougat, and an octa-core processor to make multi-tasking a breeze. When it comes to snapping pics, responsive sensors on the 8MP front-facing camera capture sharp images full of detail even at night, while the main 13MP camera is ideal for action shots - Hybrid Autofocus acts quickly, just tap anywhere on the screen to take a photo in less than a second.