The Renogy 300W N-Type Lightweight Portable Solar Suitcase (RSP300LSC) rates 4.4 among large portable solar panels; the ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack rates 4.2 among mid-size ones. The ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack costs $250 less ($136.99 vs $386.99).
For car campers and RV owners with a mid-size power station who want 300 W from one panel without a 30 lb carry. Budget for an MC4 adapter cable.
Amazon $386.99 Renogy $386.99A 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 $136.99Prices 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 (large and mid-size), 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 | Renogy 300W N-Type Lightweight Portable Solar Suitcase (RSP300LSC) | ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack |
|---|---|---|
| Overall rating | 4.4/5 | 4.2/5 |
| Value 30% | 69 $1.29 per rated watt | 100 $0.53 per rated watt |
| Tested output 20% | 91 not yet tested; estimated 87% of rated watts from 1 test of Renogy panels and 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% | 83 16.0 W per lb (18.7 lb (8.5 kg)) | 50 weight not published (neutral score used) |
| Durability 15% | 100 IP67, 3-year warranty | 60 IP68 |
| Efficiency 10% | 97 24.8% claimed efficiency | 100 25% claimed efficiency |
| Features 10% | 55 built-in kickstand, series/parallel | 20 series/parallel |
| Renogy 300W N-Type Lightweight Portable Solar Suitcase (RSP300LSC) | ECO-WORTHY 260W (2 x 130W) 18BB Flexible Solar Panel 2-Pack | |
|---|---|---|
| Output | ||
| Rated power | 300 W | 260 W |
| Tested output | Not tested (estimated 87%) | Not tested (estimated 87%) |
| Efficiency | 24.8% (cell efficiency per Renogy's spec table, which lists module efficiency as 17.0%; marketing copy rounds it to 25%) | 25% (the Amazon listing labels it module efficiency; ECO-WORTHY's spec table gives none) |
| Cells | Monocrystalline (N-type, 16BB) | Monocrystalline (18BB) |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 30 V | 24.5 V |
| Voltage at max power (Vmp) | 25.2 V | 21.1 V |
| Short-circuit current (Isc) | 12.6 A | 6.5 A |
| Current at max power (Imp) | 11.9 A | 6.2 A |
| Voc temperature coefficient | - | -0.4%/°C |
| Series / parallel | Yes | Yes |
| Connections | ||
| Output connector | MC4 | MC4 |
| Cables included | - | 2.95 ft (90 cm) 11 AWG MC4 leads on each panel |
| USB ports | None | None |
| Build | ||
| Weight | 18.7 lb (8.5 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 | 23.2 x 29.3 x 3.2 in (588 x 745 x 80 mm) | - |
| Unfolded size | 2358 x 745 x 20 mm | - |
| Folding sections | - | 2 |
| Kickstand | Yes | No |
| Water resistance | IP67 | IP68 |
| Warranty | 3 years | - |
| Output warranty | 3-year power output warranty | - |
