Anker
Anker SOLIX PS400
$699.99
2 sellers$699.99read
Best Portable Solar Panels · head-to-head
Anker SOLIX PS400 vs BigBlue 28W
A sourced, side-by-side comparison. Anker SOLIX PS400 is cheaper at $699.99. Every spec and price links to its source.
BigBlue
BigBlue 28W
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Which is better: the Anker SOLIX PS400 or BigBlue 28W?
The BigBlue 28W wins 1 of the 1 specs we compare head to head; the other wins 0.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec |  Anker SOLIX PS400 |  BigBlue 28W |
|---|---|---|
| US price | $699.99 | — |
| Brand | Anker | BigBlue |
| Released | — | — |
| Rated power watts | 400 | 28 |
| Cell efficiency (%) | 23 | 25.4 |
| Cell type | monocrystalline | monocrystalline |
| Open circuit voltage (V) | 57.6 | — |
| Short circuit current (A) | — | — |
| Weight (lb) | 35.3 | 1.5 |
| Folded dims (in) | 39 x 26.6 x 2 in | 11.1 x 6.3 x 1.4 |
| Ingress protection | IP67 | IP44 |
| Surface material | ETFE | — |
| USB ports built (in) | No | Yes |
| Connector output | MC4 | — |
Sources — Anker SOLIX PS400: ankersolix.com (verified 2026-10-20). BigBlue 28W: bigblue-tech.com (verified 2026-07-11).
What's the difference between the Anker SOLIX PS400 and BigBlue 28W?
Where the two actually differ on the specs we track (6 of 11). Matching specs are omitted.
- Rated power watts: Anker SOLIX PS400 400 vs BigBlue 28W 28
- Cell efficiency (%): Anker SOLIX PS400 23 vs BigBlue 28W 25.4
- Weight (lb): Anker SOLIX PS400 35.3 vs BigBlue 28W 1.5
- Folded dims (in): Anker SOLIX PS400 39 x 26.6 x 2 in vs BigBlue 28W 11.1 x 6.3 x 1.4
- Ingress protection: Anker SOLIX PS400 IP67 vs BigBlue 28W IP44
- USB ports built (in): Anker SOLIX PS400 false vs BigBlue 28W true