Comparison · Batteries

Liitokala NCR18650B or Samsung INR21700-48X

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: Energy: Samsung INR21700-48X (17.32 Wh vs. 11.04); Resistance: Samsung INR21700-48X (12 mΩ vs. 60).

Model	Liitokala NCR18650B2021Read review →	Samsung INR21700-48X2021Read review →
Voltage, V	3.6	3.64
Energy, Wh	11.04	17.32
Resistance, mΩ	60	12
Review conclusion	With reservations	Recommended

Only in one review: Capacity 2978 mAh (Liitokala NCR18650B); Capacity at high current 2808 mAh (Liitokala NCR18650B); Test current 5.1 A (Liitokala NCR18650B); Temperature rise 60 °C (Liitokala NCR18650B).

Liitokala NCR18650B: The protection works and the cells deliver up to 5 A, but measured capacity is well below the claim.

Samsung INR21700-48X: The cells showed consistent results; the author highlights their cycle life and 10 A continuous current.

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.