Vatrer 12V 100Ah Self-Heating
#1 in 100 Ah classFull 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 $279.99$279.99
The Vatrer 12V 100Ah Self-Heating is the better 12V lithium battery overall, rated 4.1 to 3.7. The Vatrer 12V 100Ah Self-Heating leads on cold weather. The Vatrer 12V 100Ah Self-Heating costs $4 less ($279.99 vs $283.99).
Power Queen 12V 125Ah Group 27
#4 in 100 Ah classFull review
For RV and boat owners with a Group 27 tray who want extra runtime and app monitoring for little more than a 100Ah battery.
Amazon $283.99$283.99
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Vatrer 12V 100Ah Self-Heating for cold weather (self-heating, so it charges below freezing vs stops charging below freezing (no heater)).
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 125Ah Group 27 |
|---|---|---|
| Overall rating | 4.1/5 | 3.7/5 |
| Value 35% | 80 $0.22 per rated Wh | 87 $0.18 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 5-year warranty | 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 | 60 stops charging below freezing (no heater) |
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. |
Power Queen 12V 125Ah Group 27
No independent test published yet.
Specifications
| Vatrer 12V 100Ah Self-Heating | Power Queen 12V 125Ah Group 27 | |
|---|---|---|
| Capacity | ||
| Rated capacity | 100 Ah (1,280 Wh) | 125 Ah (1,600 Wh) |
| Tested capacity | 104% of rated | - |
| Nominal voltage | 12.8 V | 12.8 V |
| Chemistry | LiFePO4 | LiFePO4 |
| Rated cycle life | 5,000 at 80% depth | 4,000 at 100% depth |
| Price per Wh | $0.22 | $0.18 |
| BMS | ||
| Continuous discharge | 100 A | 100 A |
| Max charge current | 100 A | 100 A |
| Low-temperature charging | Self-heating | Charge cutoff only |
| Bluetooth monitoring | Yes | Yes |
| Series / parallel | up to 4 in series, 4 in parallel | up to 4 in series, 4 in parallel |
| Build | ||
| Case size | Group 31 | Group 27 |
| Dimensions | 13.07 x 6.89 x 8.62 in | 12.13 x 6.69 x 8.31 in |
| Weight | 24 lb | 25.1 lb |
| Terminals | M8 | M8 |
| Water resistance | IP65 | IP65 |
| Warranty | 5 years | 5 years |
| Released | 2026-08 | 2025-04 |