The Renogy E.Flex 200W N-Type Portable Solar Panel is the better portable solar panel overall, rated 4.4 to 4.2. The Renogy E.Flex 200W N-Type Portable Solar Panel leads on features, efficiency and portability. The ALLPOWERS SOLAX SE200 200W Portable Solar Panel wins on value. The ALLPOWERS SOLAX SE200 200W Portable Solar Panel costs $80.99 less ($139 vs $219.99).
A strong all-round 200 W folding panel for power-station owners who want real output close to the rating and USB ports for direct charging. Budget for an MC4 adapter if your station doesn’t take MC4.
Amazon $219.99 Renogy $219.99A tough, weatherproof 200 W panel for mid-size and larger power stations whose solar input takes about 50 V. Check your station’s voltage limit before buying; smaller units will need a lower-voltage panel.
Amazon $139 ALLPOWERS $139Prices 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 mid-size portable solar panel; a clear win is highlighted. How we rank explains each one.
| Factor weight | Renogy E.Flex 200W N-Type Portable Solar Panel | ALLPOWERS SOLAX SE200 200W Portable Solar Panel |
|---|---|---|
| Overall rating | 4.4/5 | 4.2/5 |
| Value 30% | 90 $1.10 per rated watt | 100 $0.69 per rated watt |
| Tested output 20% | 95 best measured 88% of rated watts (1 test) | 99 not yet tested; estimated 90% of rated watts from 1 test of ALLPOWERS panels and the median of the 10 tested panels |
| Portability 15% | 70 14.4 W per lb (13.9 lb (6.3 kg)) | 55 12.7 W per lb (15.8 lb (7.2 kg)) |
| Durability 15% | 56 IP65, 2-year warranty | 60 IP68 |
| Efficiency 10% | 100 25% claimed efficiency | 67 23% claimed efficiency |
| Features 10% | 75 built-in kickstand, USB output, series/parallel | 35 built-in kickstand |
| Tested by | Measured peak | Of rated | Conditions |
|---|---|---|---|
| OutdoorGearLab | 177 W | 88% | Measured output in a two-hour test on a sunny day in California at 6,500 ft; the power station’s own readout averaged 192 W across charging tests. Review published July 2026. |
No independent test published yet.
| Renogy E.Flex 200W N-Type Portable Solar Panel | ALLPOWERS SOLAX SE200 200W Portable Solar Panel | |
|---|---|---|
| Output | ||
| Rated power | 200 W | 200 W |
| Tested output | 177 W (88%) | Not tested (estimated 90%) |
| Efficiency | 25% (cell efficiency, listed as >25% in Renogy's spec table) | 23% (ALLPOWERS publishes a 23-25% conversion range without saying whether it is cell or module; the Amazon spec table says 22%) |
| Cells | Monocrystalline (N-type, 16BB) | Monocrystalline |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 21.6 V | 49 V |
| Voltage at max power (Vmp) | 18.8 V | 41.6 V |
| Short-circuit current (Isc) | 11.3 A | 5.3 A |
| Current at max power (Imp) | 10.6 A | 4.8 A |
| Series / parallel | Yes | - |
| Connections | ||
| Output connector | MC4 | MC4 |
| USB ports | 1x USB-C PD 45W, 2x USB-A | - |
| Build | ||
| Weight | 13.9 lb (6.3 kg) | 15.8 lb (7.2 kg) |
| Folded size | 23.72 x 22.99 x 1.97 in | 55.9 x 58.7 x 2.0 cm |
| Unfolded size | 87.80 x 22.99 x 0.12 in | 205.6 x 58.7 x 0.3 cm |
| Kickstand | Yes | Yes |
| Water resistance | IP65 | IP68 |
| Warranty | 2 years | - |
