The ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack rates 4.2 among mid-size portable solar panels; the DOKIO 300W Foldable Solar Panel Kit rates 3.9 among large ones. The ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack costs $42.78 less ($136.99 vs $179.77).
A cheap pair of flexible panels for curved van, boat or trailer roofs with room for two medium sheets. Buy direct from ECO-WORTHY, where the pair currently costs less than on Amazon.
Amazon $161.44 ECO-WORTHY $136.99A low-cost all-in-one kit for keeping a 12 V RV, boat or camper battery topped up. Power-station owners are better served by a panel with published electrical specs.
Amazon $179.77Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
These two sit in different size classes (mid-size and large), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.
| Factor weight | ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack | DOKIO 300W Foldable Solar Panel Kit |
|---|---|---|
| Overall rating | 4.2/5 | 3.9/5 |
| Value 30% | 100 $0.53 per rated watt | 100 $0.60 per rated watt |
| Tested output 20% | 89 not yet tested; estimated 87% of rated watts from the median of the 10 tested panels | 89 not yet tested; estimated 87% of rated watts from the median of the 10 tested panels |
| Portability 15% | 50 weight not published (neutral score used) | 100 19.7 W per lb (15.2 lb (6.9 kg)) |
| Durability 15% | 60 IP68 | 0 no IP rating, 1-year warranty |
| Efficiency 10% | 100 25% claimed efficiency | 50 efficiency not published (neutral score used) |
| Features 10% | 20 series/parallel | 20 USB output |
| ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack | DOKIO 300W Foldable Solar Panel Kit | |
|---|---|---|
| Output | ||
| Rated power | 260 W | 300 W |
| Tested output | Not tested (estimated 87%) | Not tested (estimated 87%) |
| Efficiency | 25% (the Amazon listing labels it module efficiency; ECO-WORTHY's spec table gives none) | - |
| Cells | Monocrystalline (18BB) | Monocrystalline |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 24.5 V | - |
| Voltage at max power (Vmp) | 21.1 V | - |
| Short-circuit current (Isc) | 6.5 A | - |
| Current at max power (Imp) | 6.2 A | - |
| Voc temperature coefficient | -0.4%/°C | - |
| Series / parallel | Yes | - |
| Connections | ||
| Output connector | MC4 | - |
| Cables included | 2.95 ft (90 cm) 11 AWG MC4 leads on each panel | 9.85 ft (3 m) cable, PWM controller, SAE, XT60 and alligator-clip leads, DC5521, DC5525, DC35135 and DC6440 adapters |
| USB ports | None | Dual USB ports; they charge devices when a 12 V battery is connected |
| Build | ||
| Weight | - | 15.2 lb (6.9 kg) |
| Flexible | Yes, bends up to 270° per the Amazon listing | - |
| Dimensions | 37.8 x 27.16 x 0.1 in (960 x 690 x 2.5 mm, each panel) | - |
| Folded size | - | 19.3 x 37.4 x 1.1 in |
| Folding sections | 2 | - |
| Kickstand | No | - |
| Water resistance | IP68 | - |
| Warranty | - | 1 years |
