Comparison · Batteries

Westinghouse WA640N-F1 6V 4Ah or Liitokala NCR18650B 3400mAh

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 at high current: Liitokala NCR18650B 3400mAh (3250 mAh vs. 1536); Test current: Liitokala NCR18650B 3400mAh (8 A vs. 2).

Model	Westinghouse WA640N-F1 6V 4Ah2023Read review →	Liitokala NCR18650B 3400mAh2019Read review →
Capacity at high current, mAh	1536	3250
Test current, A	2	8
Review conclusion	With reservations	Recommended

Only in one review: Capacity 3386 mAh (Liitokala NCR18650B 3400mAh); Energy 14.9 Wh (Westinghouse WA640N-F1 6V 4Ah); Resistance 20 mΩ (Westinghouse WA640N-F1 6V 4Ah); Weight 660 g (Westinghouse WA640N-F1 6V 4Ah).

Westinghouse WA640N-F1 6V 4Ah: The battery tested below its rated 4 Ah capacity; the author suspects this unit may be defective.

Liitokala NCR18650B 3400mAh: They measured 3386 and 3399 mAh at low current and delivered 3250 mAh at 8 A, though quality may vary.

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.