The smaller of Apple’s highly desirable desktop PCs is built around a glorious 1080p, LED-backlit LCD display with edge-to-edge glass. Inside, there have been some major upgrades over the last model…

Price: From £999 | Apple

Running Apple’s Mac OS X 10.6 Snow Leopard operating system, the 21.5-inch iMac boast a hearty array of specs with a choice of Intel Core i5 processors, 4GB of RAM and a 500MB or 1TB drive. You also get improved Radeon graphics chips to splatter the very best visuals on that excellent display.

Connections include an ultra-fast Thunderbolt port, one FireWire 800 and four USBs. Little wonder that, 13 years on from the first iMac, Apple's are the only all-in-one desktop computers worth considering…