Power Queen 12V 100Ah Group 31 vs Vatrer 12V 100Ah Self-Heating

The Vatrer 12V 100Ah Self-Heating is the better 12V lithium battery overall, rated 4.1 to 3.6. The Power Queen 12V 100Ah Group 31 costs $13.99 less ($265.99 vs $279.98).

Higher rated

Vatrer 12V 100Ah Self-Heating

#1 in 100 Ah class4.1Full review

A tested, self-heating 100Ah battery with app monitoring, for RVs and solar setups that see winter charging. Priced well below most heated batteries.

Amazon $279.98

$279.98

Power Queen 12V 100Ah Group 31

#9 in 100 Ah class3.6Full review

A budget Group 31 replacement for lead-acid in boats and RVs that stay above freezing.

Amazon $265.99

$265.99

Prices were last checked October 22, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every 100 Ah class 12V lithium battery; a clear win is highlighted. How we rank explains each one.

Factor weight	Vatrer 12V 100Ah Self-Heating	Power Queen 12V 100Ah Group 31
Overall rating	4.1/5	3.6/5
Value 35%	80 $0.22 per rated Wh	82 $0.21 per rated Wh
Tested capacity 15%	100 104% of rated capacity measured (1 test)	50 not yet independently tested (neutral score used)
Output 15%	50 100 A continuous (about 1,280 W at 12.8 V)	50 100 A continuous (about 1,280 W at 12.8 V)
Warranty 15%	50 warranty not published (neutral score used)	50 5-year warranty
Cycle life 10%	67 5,000 cycles at 80% depth, maker rating	50 4,000 cycles at 100% depth, maker rating
Cold weather 10%	100 self-heating, so it charges below freezing	50 low-temperature charging protection not stated (neutral score used)

Independent capacity tests

Vatrer 12V 100Ah Self-Heating

Tested by	Measured	Energy	Of rated	Discharge	Conditions
Techtest	104.2 Ah	1,350 Wh	104%	20 A	Mean of 4 discharges to 10.8 V on a DLB-600W electronic load (1 at 10 A, 3 at 20 A); range 103.64-105.19 Ah. EU-market unit, same 329 x 172 x 214 mm case.