Comparison · Batteries

Uniden BP-38/BP-40 radio batteries or Soshine IFR CR2 Lifepo4 Rechargeable Battery

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: Uniden BP-38/BP-40 radio batteries (246 mAh vs. 193); Test current: Soshine IFR CR2 Lifepo4 Rechargeable Battery (4 A vs. 0.5).

Model	Uniden BP-38/BP-40 radio batteries2018Read review →	Soshine IFR CR2 Lifepo4 Rechargeable Battery2018Read review →
Voltage, V	4.8	3.2
Capacity, mAh	246	193
Test current, A	0.5	4
Review conclusion	With reservations	With reservations

Only in one review: Current 0.9 A (Soshine IFR CR2 Lifepo4 Rechargeable Battery); Capacity at high current 183 mAh (Soshine IFR CR2 Lifepo4 Rechargeable Battery); Energy 0.605 Wh (Soshine IFR CR2 Lifepo4 Rechargeable Battery); Resistance 148 mΩ (Uniden BP-38/BP-40 radio batteries); Temperature rise 50 °C (Soshine IFR CR2 Lifepo4 Rechargeable Battery); Price 80 $ (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.

Soshine IFR CR2 Lifepo4 Rechargeable Battery: Actual capacity is well below the rating, but the cell withstood a sustained 12C load.

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.