Which one should I buy?Although it certainly is true that the displays are an important difference, there are other internal differences that are almost as important, or even more so, if upgrades are important to you.Connectivity is identical on all "Late 2015" iMac models with one notable exception.Each "Late 2015" iMac model -- regardless of display size or quality -- has an SDXC-capable SD card slot, four USB 3.0 ports, two Thunderbolt 2 ports, one Gigabit Ethernet port (10/100/1000Base-T), and one "headphone/optical digital audio output (minijack)" that also supports the Apple iPhone headset with microphone.In addition to displays and connectivity, the most important differences between the "Late 2015" iMac models are internal.Just as the site has for many years, EveryMac.com has meticulously hand documented all of these details for your convenience.Even though they only now are available on the used market, which "Late 2015" iMac is best for you still largely depends on your budget and your intended usage.These identifiers for the "Late 2015" iMac models are as follows:The "Late 2015" iMac systems also support 802.11ac Wi-Fi, which is backwards compatible with the slower 802.11a/b/g/n standards, as well as Bluetooth 4.0.†† The Intel HD Graphics 6000 processor reserves up to 1.5 GB of system memory for video function whereas the Intel Iris Pro 6200 graphics processor reserves up to 1.7 GB.There are many places to purchase a used "Late 2015" iMac. Currently Shipping Macs additionally may be of interest.. To view each Mac released from 1984 to the present on a dynamic, interactive timeline, you also may find EveryMac.com's Ultimate Mac Timeline useful. The higher-end configuration of this model (MK472LL/A) additionally can be configured with a 4.0 GHz Quad Core "Core i7" processor (I7-6700K) for an extra US$300.
Amazon.com: Apple iMac MK462LL/A 27-Inch Retina 5K Desktop (3.2 GHz Intel Core i5, 8GB DDR3, 1TB, Mac OS X) (Renewed): Computers & Accessories This "Core i7" processor supports Hyper-Threading (it has two threads per core for a total of eight threads for the system) as well as Turbo Boost 2.0 (the system can dynamically increase the processor clockspeed to 4.2 GHz when tasks demand). Apple MacBook Pro 13-Inch "Core i5" 2.9 Touch/Late 2016 Specs.
However, buying from a quality merchant with an extensive track record in the Mac market will provide the best experience and save you money and time, too.By default, each "Late 2015" iMac model includes a compact aluminum Apple Magic Keyboard and the choice of either a multi-touch "Magic Mouse 2" or a traditional wired Apple mouse. Identifiers: Late 2016 15" (Touch Bar) - MLH32LL/A* - MacBookPro13,3 - A1707 - 3072 All MacBook Pro 15-Inch Models | All 2016 Models | Dynamically Compare This Mac to Others. Distribute This Page: Bookmark & Share | Download: PDF Manual The MacBook Pro "Core i5" 2.9 13-Inch (Late 2016 Retina Display, Touch Bar, Four Thunderbolt … For an additional US$50, one also can upgrade from the Magic Mouse 2 to the "Magic Trackpad 2," which provides multi-touch and pressure-sensitive "Force Touch" capabilities.On the other hand, if you like to buy a new computer every couple of years, or don't perform upgrades, a 21.5-Inch model could be sufficient.Update Published August 8, 2017The 21.5-Inch models are cheaper upfront, but unfortunately, essentially have been designed to be disposable, which means that they may not last as long as the 27-Inch models if you're the type of user who likes to upgrade a system later to eke out a bit more performance and keep it going for another year or two, essentially lowering your overall cost of ownership on an annual basis.Consequently, a detailed evaluation can be quite helpful to determine which model is best for your needs.The major differences between the entry-level "non-Retina" 21.5-Inch, Retina 4K 21.5-Inch, and Retina 5K 27-Inch "Late 2015" iMac models -- size, displays, architectures, processors, graphics, upgrades and more -- are summarized below: Apple iMac MK472LL/A 27-Inch (5K) Desktop Apple iMac MK482LL/A 27-Inch (5K) Desktop Apple Model Number MK142LL/A MK442LL/A MK452LL/A MK462LL/A MK472LL/A MK482LL/A Display Size 21.5 inches (diagonal) 21.5 inches (diagonal) 21.5 inches (diagonal) 27 inches (diagonal) 27 inches (diagonal) 27 inches (diagonal) Resolution 1920 x 1080 1920 x 1080
For other years, see the main By Year page. Distribute This Page: Bookmark & Share | Download: PDF Manual The MacBook Pro "Core i7" 2.6 15-Inch (Late 2016 Retina Display, Touch Bar, Four Thunderbolt …