Comparison · Battery packs and power banks

M18 battery or BL1013

Two models side by side: measurements taken by the author in their reviews, and their conclusions. The better value in each row is highlighted.

In brief: Based on review measurements: Resistance: M18 battery (15 mΩ vs. 52.7).

Model	M18 batteryMilwaukee · 2021Read review →	BL1013Makita · 2020Read review →
Test current, A	10	10
Resistance, mΩ	15	52.7
Review conclusion	Not recommended	Not recommended

Only in one review: Voltage 18 V (M18 battery); Capacity 3670 mAh (M18 battery); Energy 65 Wh (M18 battery); Temperature rise 50 °C (BL1013); Weight 655 g (M18 battery).

M18 battery: The case and protection are decent, but capacity is about 4 Ah instead of the claimed 6 Ah; the author advises against buying it.

BL1013: The neat-looking BL1013 battery measured only 1.4 Ah and heated significantly during a 10 A discharge.

Figures were taken from the review text and checked against the quoted passages. Measurement conditions differ between reviews, so read the reviews yourself before buying. Prices at the time of review.