Comparison · Batteries

Tenpower INR21700-50SG or Samsung INR21700-50G

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: Capacity: Tenpower INR21700-50SG (4931 mAh vs. 4900).

Model	Tenpower INR21700-50SG2026Read review →	Samsung INR21700-50G2021Read review →
Current, A	20	14.7
Capacity, mAh	4931	4900
Review conclusion	Recommended	Recommended

Only in one review: Capacity at high current 4800 mAh (Samsung INR21700-50G); Test current 20 A (Tenpower INR21700-50SG); Energy 18 Wh (Samsung INR21700-50G); Temperature rise 71.4 °C (Tenpower INR21700-50SG).

Tenpower INR21700-50SG: Mid-range cells without standout current or capacity, but they work well and may, in the author's view, deliver over 20 A.

Samsung INR21700-50G: Cells delivered over 4900 mAh at 0.2C and over 4800 mAh at 3C, matching their stated specifications.

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.