Apple iMac with 4K Retina display ( 21.5-inch, 2015)
The smallest Apple iMac trades up to a 4K display, and jumps to newer, but still not the latest, processors. While the design hasn't changed, newly crafted accessories with rechargeable batteries and Lightning connectors add flair and convenience.
Apple Mac Mini ( 2014)
While its sealed-case limitations will turn off power users, Apple's least expensive Mac delivers a solid OS X experience in a compact box with similar performance to the entry-level MacBook Air and iMac models.
Apple iMac ( 27inch, 2014)
Apple skips 4K and goes directly to what the company calls a 5K display in this expensive, extravagant all-in-one iMac desktop that will appeal to photo and video professionals -- or anyone else looking for the best possible screen resolution.
Apple iMac ( 21.5-inch, 500GB)
While it includes some performance and graphics concessions on the lowest priced model, the 21.5-inch iMac brings Apple's iconic design and top-notch bundled accessories and software to a wider audience.
Apple Mac Pro ( 2013)
Apple radically re-imagines the professional desktop with the new Mac Pro, featuring a design that looks fantastic and offers genuine breakthrough advantages. But, consumer-level Apple enthusiasts should note that this product isn't specifically targeted at them and DIY upgraders will lament the loss of traditional desktop tower flexibility.
Apple iMac 2013
Anyone who bought last year's redesigned iMac doesn't need to upgrade, but for owners of older models or anyone looking to switch, the latest 27-inch Apple iMac offers a wide-ranging set of internal upgrades.
Apple iMac ( 21.5-inch, 2.9GHz, fall 2012)
The 21.5-inch iMac will be a compelling lower-cost all-in-one for Mac loyalists, but you can get more capabilities from similarly priced Windows all-in-ones.
Apple Mac Mini ( fall 2012)
With or without its new Fusion hybrid drive, Apple finally has a Mac Mini that competes well against mainstream Windows PCs in the same price range.
Apple Mac Mini ( 2.3GHz Core i5, Summer 2011)
Apple's new $799 Mac Mini demands that you abandon disc-based media, and that you surround it with potentially expensive extra hardware to realize its full benefits. It makes most sense for committed Mac users, those who need it for a specific niche-case, or for those who value design over functionality for the dollar.
Apple iMac 21.5-inch ( 2.5GHz, spring 2011)
Apple's $1,199 iMac doesn't offer the same home entertainment features as Windows-based all-in-ones, but its speed, looks, and the future utility of its Thunderbolt port make it a strong choice for performance-sensitive professionals.