Our Review
A lightweight 100W bifacial panel at 23% efficiency — the easy-to-pack choice for solo trips and smaller stations where weight matters more than maximum wattage.
Specifications
| Rated power | 100 W |
|---|---|
| Efficiency | 23 % |
| Foldable | Yes |
The SolarSaga 100W Air is built around portability. At 100W it won't refill a big station quickly, but it's light and compact enough to carry without thinking about it — ideal for solo campers, a small power station, or as a trickle top-up that extends runtime through the day.
The bifacial cells and 23% efficiency help it punch a little above its 100W rating in good light, though it's still a one-panel-tops-a-small-battery proposition. Plan around real-world solar output and your station's input window (details).
That portability carries a price premium: at $249 for 100W, it works out to about $2.49 per watt — nearly double the ~$1.24–1.74/W of the larger panels we track, and close to the bifacial Anker SOLIX PS200 Bifacial (currently $499.99)'s $2.50/W.
Pros
- Light and genuinely packable
- Bifacial, 23% efficiency — strong for 100W
- Great trickle/top-up panel to extend runtime
Cons
- 100W is slow to refill anything above ~500Wh
- $2.49/W — nearly double the larger panels we track
Real-world daily output
Panels almost never hit their nameplate watts in the field — angle, heat, haze, and cabling all take a cut. A realistic clear-day harvest from this 100W panel:
| Conditions | Realistic daily harvest | What that refills |
|---|---|---|
| Clear summer day | ~350–450Wh | A 500Wh station, or ~40% of a 1kWh |
| Mixed sun / cloud | ~150–300Wh | A long device top-up, not a full station |
That's why we frame it as a top-up/trickle panel rather than a primary charger (why solar runs below its rating).
What size station should I pair with a 100W panel?
Stations up to about 500–700Wh, where one clear day roughly refills the battery. For a 1kWh+ station, a 200W panel keeps pace far better.
How much power does it make in a day?
Realistically 350–450Wh on a clear summer day — the bifacial cells and 23% efficiency help it edge above a typical 100W panel, but it's still a top-up rather than a fast charger.
Who it's for: ultralight and solo users, and small-station owners who value weight over speed. Charging a 1kWh+ station? Step up to a 200W panel like the Anker SOLIX PS200 Bifacial (currently $499.99).