Comparison · Chargers

Vapcell S4 plus or BlitzWolf BW-S4

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: Test current: BlitzWolf BW-S4 (10 A vs. 3).

Model	Vapcell S4 plus2020Read review →	BlitzWolf BW-S42017Read review →
Voltage, V	12	5
Current, A	3	10
Test current, A	3	10
Review conclusion	With reservations	Recommended

Only in one review: Under load 5.04 V (BlitzWolf BW-S4); Ripple 200 mV (BlitzWolf BW-S4); Efficiency 89 % (BlitzWolf BW-S4); Protection 2.9 A (BlitzWolf BW-S4); Temperature rise 72 °C (Vapcell S4 plus); Weight 330 g (Vapcell S4 plus).

Vapcell S4 plus: Charges and measures capacity well, but lacks LiFePO4 support and recharges very slowly after a test at 250 mA.

BlitzWolf BW-S4: It delivers the rated 10 A efficiently without overheating; the author liked it, though ripple is somewhat high.

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.