Check a MacBook Air serial.
Enter a MacBook Air serial and Macfax returns the exact model and year, including the randomized serials Apple has used since 2021 that character decoders can't read. The table below maps every Apple Silicon MacBook Air identifier if you have a Model ID instead.
784MacBook Air serials identified
333looked up in the last 30 days
Find the serial on a MacBook Air.
- On the chassis: engraved on the underside of the bottom case, in the small print near the regulatory text.
- On any Mac that boots: Apple menu → About This Mac shows the serial.
- Off the machine: the original box carries it on the barcode label, and it appears on the Apple invoice.
- Buying one? Ask for a photo of About This Mac and one of the underside, and check the two serials match.
Check a listing against the serial.
- A listing says MacBook Air 13-inch, M2, and the price is well under the rest.
- Ask for a photo of About This Mac with the serial visible, and paste the serial above.
- If the result names an M1 MacBook Air, the machine is a generation older than advertised. Listing photos shot from above often cannot tell the two apart; the serial can.
- A match on model and year still leaves memory and storage to confirm in About This Mac.
Every Apple Silicon MacBook Air
Have a Model ID instead of a serial (from About This Mac or a listing)? This table maps it. The serial lookup above returns the same answer from the serial alone.
| Model ID | Chip | Screen | Year |
|---|---|---|---|
| MacBookAir10,1 | M1 | 13" | 2020 |
| Mac14,2 | M2 | 13" | 2022 |
| Mac14,15 | M2 | 15" | 2023 |
| Mac15,12 | M3 | 13" | 2024 |
| Mac15,13 | M3 | 15" | 2024 |
| Mac16,12 | M4 | 13" | 2025 |
| Mac16,13 | M4 | 15" | 2025 |
| Mac17,3 | M5 | 13" | 2026 |
| Mac17,4 | M5 | 15" | 2026 |
What sellers are asking.
Across 3,795 live asking prices, MacBook Air listings run $600 to $1,000, typically $800. All configurations pooled; the per-configuration pages below carry the tighter bands.
What goes wrong with used MacBook Air deals.
The M1 Air and the M2-and-later redesign look alike in listing photos shot from above; the serial says which machine is actually for sale.
Activation Lock survives a wipe. Confirm it's off on the machine before paying: no serial service can read lock status.
Questions about MacBook Air serials
Can a serial tell an M1 MacBook Air from an M2 or later?
Yes. The result names the chip generation or the year, which tells an M1 Air from a later one even when listing photos shot from above look alike.
Does a MacBook Air serial say how much memory or storage it has?
No. The serial pins the model and year; memory, storage and the exact chip are not part of it. About This Mac on the machine shows all three, so read them from there before you pay.
Can I check Activation Lock on a MacBook Air by serial?
No service can read lock status from a serial. On the machine, confirm that Find My is off and that the seller has signed out of their Apple Account before you pay.
Buying or selling a MacBook Air?
A serial names the model. A Macfax report proves the Mac in front of you is really that machine, in the condition claimed, hardware-signed and verifiable online.