The Goal Zero Boulder 200 Briefcase Solar Panel is the better portable solar panel overall, rated 2.9 to 2.7. The Goal Zero Boulder 200 Briefcase Solar Panel leads on value. The Goal Zero Nomad 200 Solar Panel wins on portability and features. The Goal Zero Boulder 200 Briefcase Solar Panel costs $169.95 less ($430 vs $599.95).
A tough glass-and-aluminum 200 W panel for RV, van and base-camp use where it stays put. If you need to carry it any distance, a fabric folding panel weighs half as much.
Amazon $430 Goal Zero $599.95The easy pick for Goal Zero Yeti owners who want a 200 W panel that plugs straight in. Owners of other brands get more for the money elsewhere.
Amazon $599.95 Goal Zero $599.95Prices 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 | Goal Zero Boulder 200 Briefcase Solar Panel | Goal Zero Nomad 200 Solar Panel |
|---|---|---|
| Overall rating | 2.9/5 | 2.7/5 |
| Value 30% | 40 $2.15 per rated watt | 0 $3.00 per rated watt |
| Tested output 20% | 77 best measured 83% of rated watts (1 test) | 85 not yet tested; estimated 85% of rated watts from 1 test of Goal Zero panels and the median of the 10 tested panels |
| Portability 15% | 0 4.8 W per lb (42 lb (19 kg)) | 26 9.1 W per lb (22 lb (10 kg)) |
| Durability 15% | 20 no IP rating, 2-year warranty | 20 no IP rating, 2-year warranty |
| Efficiency 10% | 50 efficiency not published (neutral score used) | 50 efficiency not published (neutral score used) |
| Features 10% | 35 built-in kickstand | 55 built-in kickstand, USB output |
| Tested by | Measured peak | Of rated | Conditions |
|---|---|---|---|
| GearLab (OutdoorGearLab) | 166 W | 83% | hourly average over a two-hour side-by-side test, charging an identical Jackery power station; review dated 2026-07-13 |
No independent test published yet.
| Goal Zero Boulder 200 Briefcase Solar Panel | Goal Zero Nomad 200 Solar Panel | |
|---|---|---|
| Output | ||
| Rated power | 200 W | 200 W |
| Tested output | 166 W (83%) | Not tested (estimated 85%) |
| Cells | Monocrystalline | Monocrystalline |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 21.8 V | 23 V |
| Voltage at max power (Vmp) | 18.1 V | 19.1 V |
| Connections | ||
| Output connector | HPP (Goal Zero High Power Port) | HPP (Goal Zero High Power Port) |
| Cables included | - | 6 ft HPP charging cable (built in) |
| USB ports | None | 1x USB-A 5V 2.4A (12W max) |
| Build | ||
| Weight | 42 lb (19 kg) | 22 lb (10 kg) |
| Folded size | 40 x 26.75 x 3.5 in | 28.2 x 22.3 x 2.0 in |
| Unfolded size | 40 x 53.5 x 1.75 in | 28.2 x 100.7 x 1.0 in |
| Folding sections | 2 | 4 |
| Kickstand | Yes | Yes |
| Warranty | 2 years | 2 years |
