MacBook Battery Replacement — Every Generation
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MacBook battery replacement is one of the highest-volume Apple services we do. Common driver: capacity drops to 65-75% of original after 3-4 years of normal use, swell risk increases sharply at year 5+. On butterfly-era MacBooks (2016-2019), the battery is bonded to the top case so the full top case + keyboard is often swapped together.
Most-common pattern we see: MacBook Pro 13″ 2018-2019 swell (high-density 58 Wh pack in a thin chassis), MacBook Air M1 / M2 cycle wear (lots of always-plugged-in usage drops capacity faster than expected), MacBook Pro 16″ 2019-2021 swell (largest pack, year 5+ risk). If you see your trackpad lifting from below, that’s swell — stop using immediately.
Our Repair Process
- Free quote.
- Workshop diagnostic.
- Data image safety net.
- Quote-confirmed repair, 1-3 day turnaround.
- 90-day warranty.
Frequently Asked Questions
MacBook Battery Replacement faults we repair every week
Battery swell on 2018-2019 13-inch MacBook Pro
Symptom: Trackpad lifting, chassis bulge, reduced capacity below 70 percent after 3-4 years
How we fix it: Disconnect logic board, release adhesive strips with isopropyl and plastic tools, remove swollen 58 Wh cell, install new OEM-spec pack and reassemble.
Repair or replace? replace — the bonded top-case design makes battery-only removal impractical.
Cycle wear on M1/M2 MacBook Air
Symptom: Capacity drops to 65-75 percent after heavy always-plugged-in use
How we fix it: Run Apple Diagnostics to confirm health, image SSD, replace battery via bottom-case access and recalibrate BMS with charger connected.
Repair or replace? replace — new cell restores full runtime and safety margin.
Battery swell on 16-inch 2019-2021 MacBook Pro
Symptom: Visible deck rise near trackpad, 97 Wh pack pushing against chassis after year 5
How we fix it: Remove bottom cover, disconnect battery flex, carefully peel expanded cell, fit new high-density pack and torque lid to spec.
Repair or replace? replace — continued use risks display or trackpad damage.
Degraded Intel MacBook Air battery
Symptom: Short runtime and occasional shutdowns at 30-40 percent indicated charge
How we fix it: Verify with coconutBattery or Apple diagnostics, replace 49.9 Wh cell through bottom case, reset SMC and test charge cycle.
Repair or replace? replace — original cells in these units rarely recover once below 75 percent.
Touch Bar model top-case battery assembly failure
Symptom: Keyboard and battery combined in one bonded unit, capacity loss plus key wear
How we fix it: Transfer logic board, Touch ID and ports to new top-case assembly containing fresh battery, run Apple Service Toolkit calibration.
Repair or replace? replace — full top-case swap is the factory-specified repair path.
MacBook Battery Replacement price guide
| Repair | Indicative price | Typical turnaround |
|---|---|---|
| MacBook Air M1-M2 battery | $380-$520+ | 1-2 days |
| MacBook Air Intel battery | $480-$580+ | 1-2 days |
| MacBook Pro 13-inch non-Touch Bar battery | $480-$580+ | 1-2 days |
| MacBook Pro 13-inch 2016-2019 Touch Bar top-case + battery | $580-$680+ | 2-3 days |
| MacBook Pro 14/16-inch M1-M3 battery | $580-$720+ | 2-3 days |
| Onsite MacBook battery service (Sydney metro) | from $149 travel | same day |
| Data image before battery work | from $95 | included |
Prices are indicative only — every job is confirmed with a free, no-obligation quote after diagnosis. No Fix, No Fee.
MacBook Battery Replacement — your questions answered
How much does a MacBook battery replacement cost?
Prices vary by model. MacBook Air M1-M4 units range $380-$520, while 2016-2019 13-inch Touch Bar models require a full top-case swap at $580-$680. All quotes include genuine-spec cells, 90-day warranty and a no-fix-no-fee diagnostic first.
Should I replace my battery at 80 percent health?
Apple marks 80 percent as the lower limit for warranty claims, yet many users notice shorter runtime and heat once capacity falls below 75 percent. If your MacBook is still under AppleCare, check eligibility first; otherwise schedule a diagnostic so we can confirm actual wear versus software reporting.
How long does a MacBook battery replacement take?
Most Air and non-Touch Bar Pro models are completed in one to two business days once parts arrive. Touch Bar 13-inch and 14/16-inch machines often need two to three days because the top case or additional calibration steps are required.
Can a swollen MacBook battery damage my machine?
Yes. Continued swelling can lift the trackpad, bow the chassis and eventually press against the display or logic board. Stop using the machine and book a diagnostic immediately if you notice any deck rise or trackpad movement.
Do you use genuine Apple batteries?
We fit OEM-spec cells that match Apple’s electrical and thermal requirements. After installation we run the charger-based BMS calibration so the new pack reports accurate percentage and temperature data to macOS.
