A plain 24V 100Ah for solar and RV systems with a handy built-in charge display. The thin spec sheet makes it harder to judge against rivals.
Eco-Worthy $399.99The Eco-Worthy 24V 100Ah Bluetooth rates 3.7 among 24V 24V or 36V lithium batterys; the Power Queen 36V 100Ah Bluetooth rates 3.5 among 36V ones. The Eco-Worthy 24V 100Ah Bluetooth costs $430 less ($399.99 vs $829.99).

A good-value 36V 100Ah for bass boats and electric outboards with room for an 8D size battery. Check the motor’s draw since the maker gives only surge ratings.
Amazon $829.99Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different voltage classes (24V and 36V), and each is scored against the reference points for its own class, so a rating says how well each does among its own voltage peers. How we rank explains each factor.
| Factor weight | Eco-Worthy 24V 100Ah Bluetooth | Power Queen 36V 100Ah Bluetooth |
|---|---|---|
| Overall rating | 3.7/5 | 3.5/5 |
| Value 35% | 86 $0.16 per rated Wh | 71 $0.22 per rated Wh |
| Tested capacity 15% | 50 not yet independently tested (neutral score used) | 50 not yet independently tested (neutral score used) |
| Output 15% | 50 100 A continuous (about 2,560 W at 25.6 V) | 50 continuous current not published (neutral score used) |
| Warranty 15% | 50 warranty not published (neutral score used) | 50 warranty not published (neutral score used) |
| Cycle life 10% | 50 cycle life not published (neutral score used) | 50 4,000 cycles, maker rating |
| Cold weather 10% | 60 stops charging below freezing (no heater) | 60 stops charging below freezing (no heater) |
Specifications
| Eco-Worthy 24V 100Ah Bluetooth | Power Queen 36V 100Ah Bluetooth | |
|---|---|---|
| Capacity | ||
| Rated capacity | 100 Ah (2,560 Wh) | 100 Ah (3,840 Wh) |
| Nominal voltage | 25.6 V | 38.4 V |
| Chemistry | LiFePO4 | LiFePO4 |
| Rated cycle life | - | 4,000 |
| Price per Wh | $0.16 | $0.22 |
| BMS | ||
| Continuous discharge | 100 A | - |
| Peak discharge | - | 500 A |
| Max charge current | 100 A | - |
| Low-temperature charging | Charge cutoff only | Charge cutoff only |
| Bluetooth monitoring | Yes | Yes |
| Series / parallel | - | up to 2 in series, 4 in parallel |
| Build | ||
| Case size | - | Group 8D |
| Dimensions | 16.3 x 8.46 x 10.24 in | 20.47 x 10.55 x 8.66 in |
| Weight | 44.1 lb | 63 lb |
| Water resistance | - | IP65 |
| Released | - | 2024-09 |