Comparison · Batteries

EVE 18650 33V_3200mAh or Vapcell K31 18650

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: Capacity: Vapcell K31 18650 (3101 mAh vs. 3100); Test current: Vapcell K31 18650 (18 A vs. 10); Resistance: Vapcell K31 18650 (16 mΩ vs. 22).

Model	EVE 18650 33V_3200mAh2026Read review →	Vapcell K31 186502021Read review →
Capacity, mAh	3100	3101
Test current, A	10	18
Resistance, mΩ	22	16
Review conclusion	With reservations	Not recommended

Only in one review: Voltage 3.6 V (Vapcell K31 18650); Current 18 A (Vapcell K31 18650).

EVE 18650 33V_3200mAh: They deliver about 3.1 Ah in testing and are not especially powerful, but can suit a power bank if the price is right.

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

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.