The ZOUPW 100W Lightweight Foldable Solar Panel (ZOUPW-QZ100W) is the better portable solar panel overall, rated 4.4 to 3.9. The ZOUPW 100W Lightweight Foldable Solar Panel (ZOUPW-QZ100W) leads on efficiency, value and features. The BougeRV Yuma 100W CIGS Thin-Film Flexible Solar Panel with Tape (Compact) wins on portability and durability. The ZOUPW 100W Lightweight Foldable Solar Panel (ZOUPW-QZ100W) costs $110 less ($99.99 vs $209.99).
A plug-and-play 100 W panel for owners of small power stations who want every common adapter in the box and USB ports for direct charging. It is about 1.5 lb lighter than ZOUPW’s older F100W.
Amazon $99.99 ZOUPW $109.99For tightly curved or irregular surfaces such as boat biminis and teardrop roofs, where silicon flexible panels would crack. On a gently curved roof, a silicon flexible panel gives more watts per dollar.
Amazon $209.99 BougeRV $249.99Prices 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.
Each factor is scored 0-100 against the same fixed reference points for every small portable solar panel; a clear win is highlighted. How we rank explains each one.
| Factor weight | ZOUPW 100W Lightweight Foldable Solar Panel (ZOUPW-QZ100W) | BougeRV Yuma 100W CIGS Thin-Film Flexible Solar Panel with Tape (Compact) |
|---|---|---|
| Overall rating | 4.4/5 | 3.9/5 |
| Value 30% | 100 $1.00 per rated watt | 68 $2.10 per rated watt |
| Tested output 20% | 100 not yet tested; estimated 91% of rated watts from 1 test of ZOUPW 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% | 54 12.5 W per lb (8 lb (3.6 kg)) | 100 22.0 W per lb (4.5 lb (2.1 kg)) |
| Durability 15% | 60 IP67, 1-year warranty | 100 IP68, 10-year warranty |
| Efficiency 10% | 100 25% claimed efficiency | 0 17% claimed efficiency |
| Features 10% | 55 built-in kickstand, USB output | 0 no kickstand, USB or bifacial cells |
| ZOUPW 100W Lightweight Foldable Solar Panel (ZOUPW-QZ100W) | BougeRV Yuma 100W CIGS Thin-Film Flexible Solar Panel with Tape (Compact) | |
|---|---|---|
| Output | ||
| Rated power | 100 W | 100 W |
| Tested output | Not tested (estimated 91%) | Not tested (estimated 87%) |
| Efficiency | 25% (cell efficiency per ZOUPW) | 17% (cell efficiency) |
| Cells | Monocrystalline (N-type, 16BB, 182 mm cells) | CIGS (thin-film copper indium gallium selenide) |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 23.8 V | 30.5 V |
| Voltage at max power (Vmp) | 19.8 V | 24 V |
| Short-circuit current (Isc) | 5.3 A | 4.7 A |
| Current at max power (Imp) | 5 A | 4.2 A |
| Voc temperature coefficient | - | -0.3%/°C |
| Connections | ||
| Output connector | MC4 | MC4 |
| Cables included | 10 ft MC4 extension cable with XT60, Anderson, DC7909 and DC5521 ends plus a DC8020 adapter, 10-in-1 DC5521 adapter set | - |
| USB ports | On the built-in controller: 1x USB-C (5/9/12/15 V at 3 A; ZOUPW's site also lists 20 V/2.25 A, 45 W max), 1x USB-A 5V/3A, 1x USB-A up to 12V/1.5A; the controller is not water-resistant | None |
| Build | ||
| Weight | 8 lb (3.6 kg) | 4.5 lb (2.1 kg) |
| Flexible | - | Yes, bends up to 360° |
| Dimensions | - | 42.6 x 26.0 x 0.06 in |
| Folded size | 23.38 x 23.22 x 1.77 in (594 x 590 x 45 mm) | - |
| Unfolded size | 46.85 x 23.23 x 0.98 in (1190 x 590 x 25 mm) | - |
| Kickstand | Yes | No |
| Water resistance | IP67 | IP68 |
| Warranty | 1 years | 10 years |
| Output warranty | - | 25-year performance warranty |
