Comparison · Batteries

Uniden BP-38/BP-40 radio batteries or NP-BN1

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: NP-BN1 (494 mAh vs. 246); Price: NP-BN1 (3.73 $ vs. 80).

Model	Uniden BP-38/BP-40 radio batteries2018Read review →	NP-BN12016Read review →
Capacity, mAh	246	494
Price, $	80	3.73
Review conclusion	With reservations	Not recommended

Only in one review: Voltage 4.8 V (Uniden BP-38/BP-40 radio batteries); Test current 0.5 A (Uniden BP-38/BP-40 radio batteries); Resistance 148 mΩ (Uniden BP-38/BP-40 radio batteries).

Uniden BP-38/BP-40 radio batteries: Working batteries measured about 500 mAh instead of the rated 700; one of the 24 was defective.

NP-BN1: The NP-BN1 performed worst: its capacity drops sharply as discharge current increases.

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.