1 (2 Cores)64-Bit
8134 N/A 
3231 6469 
3323 6694 
3971 7379 
746 1501 
1.6 GHz Core i5 (I5-8210Y) 
Details:This model is powered by a 14 nm, 64-bit "8th Generation" Intel Mobile Core i5 "Amber Lake Y" (I5-8210Y) processor which includes two independent processor "cores" on a single silicon chip. Each core has a dedicated 256k level 2 cache, shares 4 MB of level 3 cache, and has an integrated memory controller (dual channel).

This system also supports "Turbo Boost 2.0" -- which "automatically increases the speed of the active cores" to improve performance when needed (up to 3.6 GHz for this model) -- and "Hyper Threading" -- which allows the system to recognize four total "cores" or "threads" (two real and two virtual).
3.6 GHzN/A
SolderedIntegrated
OPI*1.6 GHz (Built-in)
EFI64-Bit
32k/32k x2256k x2, 4 MB (on chip)
LPDDR3 SDRAM*2133 MHz
Details:*Shipped standard with 8 GB of 2133 MHz "Low Power" LPDDR3 SDRAM onboard.
8 GB
8 GB*None
UHD Graphics 617Integrated
Details:This model has an Intel UHD Graphics 617 graphics processor that shares memory with the system.
1.5 GB1.5 GB
13.3" 16:102560x1600
Details:13.3" color widescreen LED-backlit "Retina" display with IPS technology. It has a 2560 by 1600 native resolution at 227 ppi and support for millions of colors. It also supports scaled resolutions of 1680 by 1050, 1440 by 900, and 1024 by 640. It has a 16:10 aspect ratio.
Dual/Mirroring*5120x2880 (5K)*
Details:*This model supports full native resolution on the interior display in addition to a single 5120x2880 (5K) display up to 60 Hz or as many as two external displays up to 4096x2304 (4K) up to 60 Hz.
128GB SSDOnboard
Details:This MacBook Air is available by default with either 128 GB or 256 GB of SSD storage.

The storage is built-in to the computer and cannot be upgraded after system purchase.

In the US (and many other countries), site sponsor Other World Computing sells external storage upgrades for this MacBook Air.
SolderedOnboard* (PCIe*)
None*None
NoneNone*
Details:*No MacBook Air models have an internal Ethernet port.

Also see: How do you connect the Retina MacBook Air to a wired Ethernet network? Is it even possible?
802.11ac*4.2
2* (3.1)None
NoneNone
Details:No expansion slots or bays provided.

In the US (and many other countries), site sponsor Other World Computing sells a wide variety of external accessories, including docks, adapters, input devices, cases, and more for this MacBook Air.

In Australia, site sponsor Macfixit offers an extensive selection of external accessories like docks, stands, chargers, cases, security products, and more for this MacBook Air.
Full-sizeTrackpad (Force Touch)
NotebookMacBook Air Retina 13"
MRE82LL/A*Late 2018**
A1932 (EMC 3184)MacBookAir8,1
50.3 W h Li-Poly12-13 Hours
Details:Apple reports that this model can provide up to 12 hours of "wireless web" and up to 13 hours of "iTunes movie playback." Apple additionally reports that it provides "up to" 30 days of standby time. The system is bundled with a 30W USB-C Power Adapter.
X 10.14.1 (18B2084)Current
10 (64-Bit)*10 (64-Bit)*
NoneBoot/Virtualization
Details:Also see: Are there any third-party programs to run Mac OS 9/Classic applications on Intel Macs?

For more on running Windows on Intel Macs, please refer to the exhaustive Windows on Mac Q&A.
.16-.61 x 11.97 x 8.362.75 lbs (1.25 kg)
US$1199, US$1399*US$550-US$800 
Details:*This MacBook Air was available with 128 GB or 256 GB of storage for US$1199 and US$1399, respectively. All color options were the same price.

Please note that on average the estimated current retail pricing of used systems is updated twice a year (please refer to the date on the bottom of the page for the date last updated).

Photo Credit: Apple, Inc.