The MacBook Air M4 13-inch (2025) — model A3240, identifier Mac16,12, and order number MC6T4LL/A — is Apple’s latest fanless ultraportable powered by a 10-core Apple M4 processor and an 8-core GPU, making it the most powerful 13-inch MacBook Air to date.
Launched on March 5, 2025, this device carries forward the sleek form factor of its M2 and M3 predecessors while upgrading internal performance, webcam capabilities, display support, and battery optimization.
Key Specifications
| Component | Details |
|---|---|
| Processor | Apple M4, 10-core (4 performance, 6 efficiency), 4.4 GHz |
| GPU | 8-core (upgradeable to 10-core with RAM/SSD upgrades) |
| Neural Engine | 16-core |
| RAM | 16 GB unified (upgradeable to 24 GB or 32 GB at purchase) |
| Storage | 256 GB SSD (up to 2 TB) |
| Display | 13.6″ Liquid Retina (2560 x 1664), 224 ppi, 500 nits |
| Webcam | 1080p FaceTime HD, Desk View, Center Stage |
| Audio | 4-speaker system, spatial audio, 3.5mm headphone jack |
| Ports | 2x Thunderbolt 4/USB 4 (USB-C), MagSafe 3 |
| Wireless | Wi-Fi 6E, Bluetooth 5.3 |
| Battery | 53.8 Wh Li-Poly, up to 18 hours streaming, 15 hours web |
| Charger | 30W USB-C (default), 35W dual or 70W fast-charge optional |
| Weight | 2.7 lbs (1.24 kg) |
| Operating System | macOS 15.3 (24D2059); supports latest macOS releases |
Key Features of the MacBook Air M4 13-inch (2025)
- Unibody Aluminum Chassis
Available in Sky Blue, Midnight, Starlight, and Silver, the case is thin (0.44″) and light, weighing only 2.7 lbs. - Performance and Memory
Powered by the new 3nm Apple M4 chip, this fanless machine boasts 10 CPU cores and supports up to 32 GB of RAM. RAM and SSD upgrades also enhance the GPU to 10 cores automatically. - Liquid Retina Display
The 13.6-inch display provides vivid color, True Tone, and supports 1 billion colors, ideal for media and creative workflows. - Improved External Display Support
For the first time in a MacBook Air, two 6K external displays at 60Hz are supported (when lid is closed). - Camera and Audio
With a 12MP FaceTime HD camera, Desk View, and Center Stage, the webcam is vastly improved for conferencing. The 4-speaker system with Spatial Audio delivers impressive sound clarity. - Connectivity
Includes Wi-Fi 6E, Bluetooth 5.3, two Thunderbolt 4/USB 4 ports, and MagSafe 3 charging. - Battery Life
Apple rates battery usage at 15 hours of wireless web and 18 hours of video playback. Optional fast charging available with a 70W adapter.
Power and Upgrade Options
| RAM Upgrades | 24 GB (+$200), 32 GB (+$400) – upgrades GPU to 10-core automatically |
|---|---|
| Storage Upgrades | 512 GB (+$200), 1 TB (+$400), 2 TB (+$800) – also triggers 10-core GPU |
Note: RAM and SSD are soldered and not upgradeable post-purchase.
External Display & Compatibility
- Native Display: 13.6″ Liquid Retina, 500 nits
- External Display Support: Up to two 6K displays (6016×3384 @ 60Hz)
- macOS Compatibility: Ships with macOS 15.3, supports macOS 16 and beyond
- Windows Support: Virtualization only (via Parallels, UTM, etc.)
