The 21.5-inch iMac with 4K Retina display features a screen that's equally as impressive as the one on the 5K iMac - only more compact.

The new iMac screen maintained its color integrity, while the old 20-inch iMac screen looked like a mess. iMacs (Late 2009) ...

Reviews Apple iMac 21.5-inch and 27-inch (Late 2013) reviews This year’s update to the iMac is subtle, introducing two changes in technology over last year’s major refit.

Although the 21.5-inch iMac used to max out at 1,920 x 1,080 resolution, you can now get it with an optional 4K (4,096 x 2,304) Retina display.

The slimmer Apple iMac 21.5-Inch (Late 2012) still has it where it counts. It looks better, sounds better, and gets your work done quicker.

Apple just released a 21.5-inch Retina 4K iMac for the first time and brings Retina 5K display to every 27-inch iMac model along with a $200 price drop.

Get the job done and take advantage of this Apple deal and score a late 2015 refurbished 21.5-inch iMac for just $399.97 (reg. $1,499) for a limited time. Prices subject to change.

If you're in the market for an iMac, look no further than this refurbished 21.5-inch A1418 model from late 2015.

Accessories: Magic Mouse 2, Magic Keyboard When it comes to specs, the iMac with 4K Retina display sits somewhere between the top-end non-Retina 21.5-inch iMac and the entry-level 5K iMac.

The slimmer Apple iMac 21.5-Inch (Late 2012) still has it where it counts. It looks better, sounds better, and gets your work done quicker.

The flagship device in Apple's just-updated late-2015 iMac line is the configuration reviewed here, stepping up to a gorgeous 21.5-inch 4K resolution display and starting at $1,499 in the US (£ ...

With a new Retina display, the latest Intel Core I CPU, and faster memory, the latest 21.5-inch Apple iMac is a very attractive option if you're creatively inclined and have limited space and/or ...