Comparison · Batteries

Vapcell T20 21700 2000mAh 40A/60A or Vapcell INR18650 2000mAh 38A

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: These devices have no measurements in common that would show one is better than the other. Compare the review conclusions below.

Model	Vapcell T20 21700 2000mAh 40A/60A2021Read review →	Vapcell INR18650 2000mAh 38A2021Read review →
Voltage, V	3.6	3.6
Current, A	40	38
Review conclusion	With reservations	With reservations

Only in one review: Capacity 1985 mAh (Vapcell INR18650 2000mAh 38A); Test current 38 A (Vapcell INR18650 2000mAh 38A); Energy 7.368 Wh (Vapcell INR18650 2000mAh 38A); Resistance 7.7 mΩ (Vapcell INR18650 2000mAh 38A); Temperature rise 67 °C (Vapcell T20 21700 2000mAh 40A/60A).

Vapcell T20 21700 2000mAh 40A/60A: They deliver up to 40 A well, but 2000 mAh is a low capacity for the 21700 format.

Vapcell INR18650 2000mAh 38A: Good cells with near-ideal results, but the price is greatly inflated.

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.