# Renogy 200W Foldable Solar Panel vs BigBlue 28W: specs and price compared

A sourced, side-by-side comparison of the Renogy 200W Foldable Solar Panel (Renogy) and BigBlue 28W (BigBlue) among portable solar panels.

## Side by side

| Spec | Renogy 200W Foldable Solar Panel | BigBlue 28W |
| --- | --- | --- |
| US price | $246.99 | not published |
| Brand | Renogy | BigBlue |
| Rated power watts | 200 | 28 |
| Cell efficiency pct | 25 | 25.4 |
| Cell type | monocrystalline | monocrystalline |
| Open circuit voltage (V) | 21.6 | — |
| Short circuit current (A) | 11.3 | — |
| Weight (lb) | 13.89 | 1.5 |
| Folded dims (in) | 23.72 x 22.99 x 1.97 | 11.1 x 6.3 x 1.4 |
| Ingress protection | IP65 | IP44 |
| Surface material | — | — |
| USB ports built (in) | Yes | Yes |
| Connector output | MC4 | — |

## Key differences

- Rated power watts: Renogy 200W Foldable Solar Panel 200 vs BigBlue 28W 28
- Cell efficiency pct: Renogy 200W Foldable Solar Panel 25 vs BigBlue 28W 25.4
- Weight (lb): Renogy 200W Foldable Solar Panel 13.89 vs BigBlue 28W 1.5
- Folded dims (in): Renogy 200W Foldable Solar Panel 23.72 x 22.99 x 1.97 vs BigBlue 28W 11.1 x 6.3 x 1.4
- Ingress protection: Renogy 200W Foldable Solar Panel IP65 vs BigBlue 28W IP44

## Sources

- Renogy 200W Foldable Solar Panel: https://www.renogy.com/products/renogy-e-flex-200w-portable-solar-panel (renogy.com, verified 2026-07-11)
- BigBlue 28W: https://bigblue-tech.com/products/28w-sunpower-solar-charger (bigblue-tech.com, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/portable-solar-panels/renogy-200w-foldable-vs-bigblue-28w/
Cite: Per The Front Desk Review, Renogy 200W Foldable Solar Panel ($246.99) vs BigBlue 28W (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/portable-solar-panels/renogy-200w-foldable-vs-bigblue-28w/
License: CC BY 4.0.