The BLUETTI SORA 500 Portable Solar Panel (500W) is the better portable solar panel overall, rated 4.0 to 3.5. The BLUETTI SORA 500 Portable Solar Panel (500W) leads on portability, value and efficiency. The BLUETTI PV350 350W Portable Solar Panel wins on features. The BLUETTI PV350 350W Portable Solar Panel costs $149.99 less ($649 vs $798.99).
For owners of large BLUETTI or similar power stations who want maximum watts from one panel at a campsite or during an outage. The short warranty and high voltage rule it out for small stations.
Amazon $798.99 BLUETTI $849For BLUETTI and other mid-size station owners who want lots of watts from one panel near the car. Hikers and anyone who moves it often should look at lighter panels.
BLUETTI $649Prices 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 large portable solar panel; a clear win is highlighted. How we rank explains each one.
| Factor weight | BLUETTI SORA 500 Portable Solar Panel (500W) | BLUETTI PV350 350W Portable Solar Panel |
|---|---|---|
| Overall rating | 4.0/5 | 3.5/5 |
| Value 30% | 52 $1.60 per rated watt | 37 $1.85 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% | 97 17.6 W per lb (28.4 lb (12.9 kg)) | 40 10.8 W per lb (32.4 lb (14.7 kg)) |
| Durability 15% | 60 IP67, 1-year warranty | 60 IP67, 1-year warranty |
| Efficiency 10% | 100 25% claimed efficiency | 73 23.4% claimed efficiency |
| Features 10% | 35 built-in kickstand | 55 built-in kickstand, series/parallel |
| BLUETTI SORA 500 Portable Solar Panel (500W) | BLUETTI PV350 350W Portable Solar Panel | |
|---|---|---|
| Output | ||
| Rated power | 500 W | 350 W |
| Tested output | Not tested (estimated 87%) | Not tested (estimated 87%) |
| Efficiency | 25% (up to 25%, as quoted by BLUETTI) | 23.4% (cell efficiency ("up to"), per BLUETTI's manual) |
| Cells | Monocrystalline (N-type) | - |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 49.1 V | 44 V |
| Voltage at max power (Vmp) | 40.9 V | 37 V |
| Short-circuit current (Isc) | 13.3 A | 11.4 A |
| Current at max power (Imp) | 10.2 A | 9.5 A |
| Series / parallel | - | Yes |
| Connections | ||
| Output connector | MC4 | MC4 |
| Cables included | 1.5 m MC4-to-XT60 cable | 1.5 m MC4 to XT60 (20 A) |
| USB ports | None | - |
| Build | ||
| Weight | 28.4 lb (12.9 kg) | 32.4 lb (14.7 kg) |
| Folded size | 22.4 x 17.5 x 3.3 in (570 x 445 x 85 mm) | 29.3 x 30.9 x 2 in |
| Unfolded size | 100 x 45.1 x 0.1 in (2541 x 1146.6 x 3 mm) | 110.6 x 30.9 in |
| Folding sections | - | 4 |
| Kickstand | Yes | Yes |
| Water resistance | IP67 | IP67 |
| Warranty | 1 years | 1 years |
