Reliance INR21700-RS50 or BYD FC46120P 24Ah LiFePO4

In brief: Based on review measurements: Resistance: BYD FC46120P 24Ah LiFePO4 (0.8 mΩ vs. 3).

Model	Reliance INR21700-RS502026Read review →	BYD FC46120P 24Ah LiFePO42024Read review →
Test current, A	40	40
Resistance, mΩ	3	0.8
Review conclusion	With reservations	Recommended

Only in one review: Current 70 A (Reliance INR21700-RS50); Capacity 5200 mAh (Reliance INR21700-RS50).

Reliance INR21700-RS50: High capacity and strong results, but they heat up and sag under heavy load; the author preferred EVE for high loads.

BYD FC46120P 24Ah LiFePO4: The cells delivered the rated capacity at 0.2C, and the author considers them quite decent.

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.

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