What a Cycle Count Actually Means
One cycle is roughly one full discharge of the battery's capacity — not one charge event. A MacBook charged from 50% to 100% twice has used one cycle, not two. Apple designs MacBook batteries for approximately 1000 cycles before they fall below 80% of original capacity; iPhones are designed for about 500. That difference is why MacBook cycle counts are read differently from iPhone battery health.
How to Read the Number
- Under 100 cycles: essentially new battery behaviour — near-new pricing territory.
- 100-300 cycles: the healthy used range; the majority of good wholesale stock sits here.
- 300-600 cycles: mature but serviceable — price accordingly, expect the battery to be the first wear item your customer notices.
- Above 600 cycles: approaching the service horizon; factor a battery budget into the lot economics or route the units through a replacement programme.
Cycle count lives in System Information → Power on the Mac itself, and reputable suppliers report it per unit. Our MacBook wholesale page lists cycle count per unit for every lot.
Why Cycles Matter More Than the Health Percentage
macOS reports battery health as a percentage, but the percentage is an estimate while the cycle count is a fact. Two MacBooks can both show 90% health while one has 150 cycles and the other 400 — the second one is closer to its replacement horizon and should price differently. For B2B lots, agree the cycle range in writing, not the health percentage.
Pairing Cycles With the Repair Economics
MacBook battery replacement is a standard repair but a premium one — Apple's out-of-warranty battery service costs more than an iPhone battery, and third-party replacement on modern MacBooks is more involved. That is why high-cycle lots should be priced with the replacement cost in the equation, or routed to a repair partner. Our volume repair service covers battery replacement at scale for resellers.