Samsung INR21700-33J or Panasonic NCR18650B

In brief: Based on review measurements: Capacity: Samsung INR21700-33J (3377 mAh vs. 3300); Price: Samsung INR21700-33J (1.51 $ vs. 6.99).

Model	Samsung INR21700-33J2023Read review →	Panasonic NCR18650B2016Read review →
Voltage, V	4.2	3.7
Capacity, mAh	3377	3300
Price, $	1.51	6.99
Review conclusion	Recommended	Recommended

Only in one review: Current 6.4 A (Samsung INR21700-33J); Test current 6.4 A (Panasonic NCR18650B).

Samsung INR21700-33J: Inexpensive branded cells with capacity above the rating, but modest current delivery and an aluminum positive terminal.

Panasonic NCR18650B: Capacity at a 1 A discharge was nearly 3300 mAh; the cell was also tested at 6.4 A.

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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