Vapcell K31 18650 or Vapcell P30

In brief: Based on review measurements: Capacity: Vapcell K31 18650 (3101 mAh vs. 3100); Test current: Vapcell P30 (20 A vs. 18).

Model	Vapcell K31 186502021Read review →	Vapcell P302021Read review →
Voltage, V	3.6	3.6
Current, A	18	20
Capacity, mAh	3101	3100
Test current, A	18	20
Review conclusion	Not recommended	Not recommended

Only in one review: Capacity at high current 2913 mAh (Vapcell P30); Energy 10.43 Wh (Vapcell P30); Resistance 16 mΩ (Vapcell K31 18650).

Vapcell K31 18650: Capacity is close to the rating, but parameter variation and increased resistance make these cells a poor choice.

Vapcell P30: P30 are close to the VTC6 and HG2, but variation between cells led the author to prefer the VTC6.

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.

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