The HQST 100W Ultra-Light Foldable Portable Solar Panel (HPP100N) is the better portable solar panel overall, rated 4.5 to 4.4. The HQST 100W Ultra-Light Foldable Portable Solar Panel (HPP100N) leads on portability. The HQST 100W Ultra-Light Foldable Portable Solar Panel (HPP100N) costs $10.99 less ($89 vs $99.99).
A good-value 100 W panel for owners of small power stations who want something light to set up beside the tent. The short warranty is the main trade-off.
Amazon $89 HQST $89.99A 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 $109.99Prices 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 | HQST 100W Ultra-Light Foldable Portable Solar Panel (HPP100N) | ZOUPW 100W Lightweight Foldable Solar Panel (ZOUPW-QZ100W) |
|---|---|---|
| Overall rating | 4.5/5 | 4.4/5 |
| Value 30% | 100 $0.89 per rated watt | 100 $1.00 per rated watt |
| Tested output 20% | 89 not yet tested; estimated 87% of rated watts from the median of the 10 tested panels | 100 not yet tested; estimated 91% of rated watts from 1 test of ZOUPW panels and the median of the 10 tested panels |
| Portability 15% | 91 16.9 W per lb (5.9 lb (2.7 kg)) | 54 12.5 W per lb (8 lb (3.6 kg)) |
| Durability 15% | 60 IP67, 1-year warranty | 60 IP67, 1-year warranty |
| Efficiency 10% | 100 25% claimed efficiency | 100 25% claimed efficiency |
| Features 10% | 55 built-in kickstand, series/parallel | 55 built-in kickstand, USB output |
| HQST 100W Ultra-Light Foldable Portable Solar Panel (HPP100N) | ZOUPW 100W Lightweight Foldable Solar Panel (ZOUPW-QZ100W) | |
|---|---|---|
| Output | ||
| Rated power | 100 W | 100 W |
| Tested output | Not tested (estimated 87%) | Not tested (estimated 91%) |
| Efficiency | 25% (conversion rate quoted by HQST as up to 25% cell efficiency) | 25% (cell efficiency per ZOUPW) |
| Cells | Monocrystalline (N-type TOPCon, 16BB) | Monocrystalline (N-type, 16BB, 182 mm cells) |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 20.7 V | 23.8 V |
| Voltage at max power (Vmp) | 18 V | 19.8 V |
| Short-circuit current (Isc) | 6.4 A | 5.3 A |
| Current at max power (Imp) | 5.6 A | 5 A |
| Series / parallel | Yes | - |
| Connections | ||
| Output connector | MC4 | MC4 |
| Cables included | 4.9 ft 3-in-1 adapter cable (XT60, DC7909, DC5521) | 10 ft MC4 extension cable with XT60, Anderson, DC7909 and DC5521 ends plus a DC8020 adapter, 10-in-1 DC5521 adapter set |
| USB ports | None | 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 |
| Build | ||
| Weight | 5.9 lb (2.7 kg) | 8 lb (3.6 kg) |
| Folded size | 23.94 x 20.47 x 1.38 in (608 x 520 x 35 mm) | 23.38 x 23.22 x 1.77 in (594 x 590 x 45 mm) |
| Unfolded size | 36.85 x 23.94 x 0.12 in (936 x 608 x 3 mm) | 46.85 x 23.23 x 0.98 in (1190 x 590 x 25 mm) |
| Kickstand | Yes | Yes |
| Water resistance | IP67 | IP67 |
| Warranty | 1 years | 1 years |
