2020 · Apple M1 · MacBook Air (M1-M3)

Apple MacBook Air 13" (M1, 2020) battery capacity & backup time

Quick answer: The Apple MacBook Air 13" (M1, 2020) (2020) shipped with a 49.9 Wh battery (Apple spec). Estimated for a new 49.9 Wh pack at about 60% brightness: 11 h 50 min of office work or 6 h 45 min of video calls; about 9 h 30 min of office work at 80% battery health.

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Factory battery options for the Apple MacBook Air 13" (M1, 2020)

Apple MacBook Air 13" (M1, 2020) factory battery options in watt-hours
Option	Capacity
Factory battery	49.9 Wh

Note: built-in 49.9 Wh. Source: Apple's own spec page on support.apple.com. Screen as researched: 13.3" Retina 2560x1600.

Across the 13 Apple MacBook Air models in our database, the middle value for the largest factory pack is 52.6 Wh; the Apple MacBook Air 13" (M1, 2020)'s largest option (49.9 Wh) is below that.

Estimated backup time by workload

Estimates at about 60% brightness, on a new battery (100% health) and a typical used one (80% health). Same maths as our load-shedding backup calculator; your result depends on settings, apps and battery age.

Apple MacBook Air 13" (M1, 2020) estimated battery hours per workload and battery option
Workload	Typical draw	49.9 Wh new / 80%
Browsing / office work	~4 W	11 h 50 min / 9 h 30 min
Coding / many tabs	~6 W	7 h 55 min / 6 h 20 min
Zoom / Teams video calls	~7 W	6 h 45 min / 5 h 25 min
Video editing / rendering	~14 W	3 h 25 min / 2 h 45 min
Gaming	~18 W	2 h 40 min / 2 h 5 min

Planning for load-shedding? Open the calculator with the Apple MacBook Air 13" (M1, 2020) and the 49.9 Wh pack already chosen to add your router, a power bank, mini UPS or inverter.

Replacing the Apple MacBook Air 13" (M1, 2020) battery

• Check health first: run powercfg /batteryreport and compare full-charge capacity with design capacity, or use our battery health analyzer.
• Replace when full-charge capacity is near 60-70% of design (about 32 Wh on a 49.9 Wh pack) or the laptop shuts down early.
• A swollen battery is a fire risk: stop charging it and bring it in. Do not press the case back down.

Batteries in stock for the Apple MacBook Air 13" (M1, 2020)

MacBook Air 13 M1 A2337 (2020) 49.9Wh Battery A2389 (Genuine)Rs. 15,399
MacBook Air 13″ 2020 M1 (A2337) BatteryRs. 30,199

Listings whose own name says they fit this model. Confirm the part number on your old battery before ordering.

Replacement batteries listed for the Apple MacBook Air 13" (M1, 2020) in our shop cost Rs. 15,399 to Rs. 30,199 (live prices).

See the MacBook Air M1 Battery Replacement Cost Pakistan 2026 and all laptop batteries in stock. Fitting at our Hafeez Center repair bench, 30-day warranty, pay cash at the shop, by bank transfer, JazzCash or Easypaisa.

Looking for the laptop itself? A Apple MacBook Air 13" (M1, 2020) is in stock from Rs. 164,000, or browse used laptops.

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Apple MacBook Air 13" (M1, 2020) battery FAQ

What battery capacity does the Apple MacBook Air 13" (M1, 2020) have?

Apple's spec page lists 49.9 Wh for the Apple MacBook Air 13" (M1, 2020) (built-in 49.9 Wh). The capacity of yours is printed on the battery label and shown as "design capacity" in a Windows battery report.

How many hours does the Apple MacBook Air 13" (M1, 2020) battery last?

Estimated for a new 49.9 Wh pack at about 60% brightness: 11 h 50 min of browsing or office work, 6 h 45 min of video calls and 2 h 40 min of gaming. These are estimates from typical power draw, not measurements.

Will a Apple MacBook Air 13" (M1, 2020) last through a 2-hour load-shedding?

On a used battery at 80% health with the 49.9 Wh pack, office work runs for about 9 h 30 min, so a 2-hour outage is covered for the laptop itself. Your Wi-Fi router still needs a mini UPS; the load-shedding calculator works out both.

When should I replace the Apple MacBook Air 13" (M1, 2020) battery?

Replace it when the full-charge capacity falls to about 60-70% of the design capacity (around 32 Wh on a 49.9 Wh pack), when the laptop shuts down at 20-40%, or straight away if the battery swells and lifts the keyboard or bottom cover. Run powercfg /batteryreport in Windows to see both numbers.

How much does the Apple MacBook Air 13" (M1, 2020) battery cost in Pakistan?

Replacement batteries listed for the Apple MacBook Air 13" (M1, 2020) in our shop cost Rs. 15,399 to Rs. 30,199 (live prices). Every battery and fitting job carries our 30-day warranty. Pay cash at the shop, by bank transfer, JazzCash or Easypaisa.

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