Apple MacBook (Retina, 12-inch, Early 2015) vs Apple MacBook Air (11-inch, Late 2010)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

MacBook (Retina, 12-inch, Early 2015) compared with MacBook Air (11-inch, Late 2010)
AppleMacBook (Retina, 12-inch, Early 2015)AppleMacBook Air (11-inch, Late 2010)
Overview
ReleasedApril 2015October 2010
Display
Screen size12″11.6″
Resolution2304 × 1440 (better)1366 × 768
PanelIPS LCDTN LCD
TouchscreenNoNo
Display typeRetina display; LED-backlit IPS; 16:10 aspect ratio; millions of coloursGlossy LED-backlit widescreen LCD, millions of colours; TN panel confirmed by Notebookcheck's exact-model review. Refresh rate and brightness unpublished by Apple.
Pixel density226 ppi–
Display featuresSupported scaled resolutions of 1440 × 900, 1280 × 800 or 1024 × 640–
Performance
ProcessorIntel Core M-5Y31, Intel Core M-5Y51 or Intel Core M-5Y71Intel Core 2 Duo SU9400 or Intel Core 2 Duo SU9600
CPU cores22
CPU threads4–
GraphicsIntel HD Graphics 5300NVIDIA GeForce 320M
Memory8 GB (better)2 GB or 4 GB
Storage256 GB to 512 GB (better)64 GB to 128 GB
CPUDual-core Intel Core M at Apple's specified 1.1 GHz with Turbo Boost up to 2.4 GHz, 1.2 GHz with up to 2.6 GHz, or 1.3 GHz with up to 2.9 GHz; all with 4 MB shared L3 cache. Exact M-5Y31, M-5Y51 and M-5Y71 identifiers confirmed by Macworld. Apple's configured clocks differ from Intel's nominal base frequencies; the M-5Y31 supports a configurable TDP-up frequency of 1.1 GHz.Dual-core Intel Core 2 Duo SU9400 at 1.4 GHz or optional SU9600 at 1.6 GHz, with 3 MB shared L2 cache and 800 MHz frontside bus. Exact identities confirmed by Notebookcheck and EveryMac; the faster processor is offered only on the higher storage base, as documented by Macworld.
GPUIntel HD Graphics 5300NVIDIA GeForce 320M with 256 MB of DDR3 SDRAM shared with main memory
Memory type8 GB of 1600 MHz LPDDR3 onboard memory2 GB of 1066 MHz DDR3 onboard memory, configurable to 4 GB
Storage typePCIe-based onboard flash storage; 256 GB with the 1.1 GHz base or 512 GB with the 1.2 GHz base; either can be ordered with the 1.3 GHz processor64 GB flash storage with SU9400; 128 GB base supports SU9400 or SU9600. Configurations preserve the base-specific upgrade restrictions; memory cannot be upgraded after purchase.
CoolingFanless design with no moving parts or vents–
Battery and size
Battery life (maker's claim)Up to 10 hoursUp to 5 hours
Battery capacity39.7 Wh (better)35 Wh
Weight0.92 kg (better)1.06 kg
Thickness13.1 mm (better)17 mm
Width × depth280.5 × 196.5 mm299.5 × 192 mm
Battery life detailTerraced lithium-polymer battery; up to 9 hours wireless web, 10 hours iTunes movie playback or 30 days standby. Apple's web and video tests used the 1.2 GHz Core M, 8 GB memory and 512 GB storage. Chassis tapers from 3.5 to 13.1 mm; weight varies by configuration and manufacturing process.Built-in 35 Wh lithium-polymer battery; up to 5 hours wireless productivity or 30 days standby under Apple's test conditions. Reference weight varies by configuration and manufacturing process.
Charger29 W USB-C Power Adapter45 W MagSafe Power Adapter with cable management
MaterialsPrecision-milled aluminium unibody; polished stainless steel Apple logoAluminium enclosure; tapered thickness from 3 to 17 mm
ColoursSilver, Gold, Space GreySilver
Connections
PortsUSB-C, headphone jack2 × USB-A, MagSafe, headphone jack
Wi-FiWi-Fi 5802.11n; compatible with 802.11a/b/g
Bluetooth4.02.1 + EDR
Webcam480p FaceTimeFaceTime camera
Operating systemmacOSmacOS
Port detailOne USB-C port supporting charging, USB 3.1 Gen 1 up to 5 Gb/s and native DisplayPort 1.2; VGA and HDMI through separate USB-C multiport adaptors. 3.5 mm headphone jack supports iPhone headsets with remote and microphone. USB-C does not support Thunderbolt (Macworld).Two USB 2.0 ports up to 480 Mb/s, Mini DisplayPort output, MagSafe and headphone jack supporting the Apple iPhone headset remote and microphone; no card reader. DVI, VGA and dual-link DVI require separate adapters.
External displaysOne external display up to 3840 × 2160 alongside the built-in screen, at millions of coloursBuilt-in screen plus one external display up to 2560 × 1600, both with millions of colours; dual display and video mirroring
KeyboardFirst-generation butterfly mechanism; full-size keyboard with 78 US or 79 ISO keys, individual LED backlighting, 12 function keys, four arrow keys and ambient light sensorFull-size keyboard without backlighting
TrackpadForce Touch trackpad with pressure sensing, Force clicks and Multi-Touch gesturesMulti-Touch trackpad
SpeakersStereo speakersStereo speakers
MicrophonesDual microphonesOmnidirectional microphone
In the boxMacBook; 29 W USB-C Power Adapter; USB-C Charge Cable (2 m)MacBook Air, power adapter, AC wall plug and power cord; Mac OS X Snow Leopard, iLife ’11, Software Reinstall Drive and documentation

More comparisons