Comparison · Batteries

Samsung INR18650-25S or MecArmy 3400

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: Test current: Samsung INR18650-25S (30 A vs. 5); Price: Samsung INR18650-25S (7.4 $ vs. 15.99).

Model	Samsung INR18650-25S2021Read review →	MecArmy 34002016Read review →
Test current, A	30	5
Price, $	7.4	15.99
Review conclusion	With reservations	Recommended

Only in one review: Current 5 A (MecArmy 3400); Capacity at high current 2951 mAh (MecArmy 3400).

Samsung INR18650-25S: The VapCell cells are nearly identical to the offline ones, but have slightly lower capacity and higher internal resistance.

MecArmy 3400: It delivered 3165 mAh at 3 A and 2951 mAh at its 5 A maximum, though its built-in USB charging is slow.

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.