Comparison · Batteries

Westinghouse WA640N-F1 6V 4Ah or Murata VTC5A

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: Murata VTC5A (2398 mAh vs. 1536); Test current: Murata VTC5A (30 A vs. 2); Resistance: Murata VTC5A (10 mΩ vs. 20).

Model	Westinghouse WA640N-F1 6V 4Ah2023Read review →	Murata VTC5A2019Read review →
Capacity at high current, mAh	1536	2398
Test current, A	2	30
Resistance, mΩ	20	10
Weight, g	660	48
Review conclusion	With reservations	With reservations

Only in one review: Current 30 A (Murata VTC5A); Capacity 2529 mAh (Murata VTC5A); Energy 14.9 Wh (Westinghouse WA640N-F1 6V 4Ah); Temperature rise 100 °C (Murata VTC5A).

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

Murata VTC5A: The cells handle discharge up to 30 A well, but measured capacity was below the rated value.

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.