Comparison · Batteries

JSK 32140 15Ah or Samsung INR18650-30Q

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: JSK 32140 15Ah (40 A vs. 20); Resistance: JSK 32140 15Ah (1.8 mΩ vs. 12.9); Temperature rise: JSK 32140 15Ah (56 °C vs. 92).

Model	JSK 32140 15AhTZJSK · 2026Read review →	Samsung INR18650-30Q2019Read review →
Test current, A	40	20
Resistance, mΩ	1.8	12.9
Temperature rise, °C	56	92
Review conclusion	Recommended	Recommended

Only in one review: Current 15 A (Samsung INR18650-30Q); Capacity 3186 mAh (Samsung INR18650-30Q).

JSK 32140 15Ah: Good cells, performing close to EVE IFR33140 and pleasing the author.

Samsung INR18650-30Q: Quality cells meet their stated specifications, and the author unequivocally recommends buying them.

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.