The Callsun 200W (2 x 100W) N-Type 16BB Rigid Solar Panel 2-Pack is the better rigid solar panel overall, rated 4.4 to 4.0. The Callsun 200W (2 x 100W) N-Type 16BB Rigid Solar Panel 2-Pack leads on value. The Callsun 200W (2 x 100W) N-Type 16BB Rigid Solar Panel 2-Pack costs $60 less ($129.99 vs $189.99).
A good-value pair of compact 100 W panels for a van, small RV or boat where roof space comes in odd shapes. Pair it with an MPPT controller to get the full output.
Amazon $129.99 Callsun $129.99A well-documented 200 W panel for a 12 V RV, boat or cabin system from an established brand. Buyers chasing the lowest price per watt can find 200 W for much less.
Amazon $189.99 Rich Solar $239.99Prices 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 150 w and up rigid solar panel; a clear win is highlighted. How we rank explains each one.
| Factor weight | Callsun 200W (2 x 100W) N-Type 16BB Rigid Solar Panel 2-Pack | Rich Solar MEGA 200 N-Type 18BB Rigid Solar Panel |
|---|---|---|
| Overall rating | 4.4/5 | 4.0/5 |
| Value 45% | 81 $0.65 per rated watt | 52 $0.95 per rated watt |
| Tested output 15% | 50 not yet independently tested (neutral score used) | 50 not yet independently tested (neutral score used) |
| Durability 25% | 100 IP68, 10-year warranty | 100 IP67, 10-year warranty |
| Efficiency 15% | 100 25% claimed efficiency | 100 25.3% claimed efficiency |
| Callsun 200W (2 x 100W) N-Type 16BB Rigid Solar Panel 2-Pack | Rich Solar MEGA 200 N-Type 18BB Rigid Solar Panel | |
|---|---|---|
| Output | ||
| Rated power | 200 W | 200 W |
| Efficiency | 25% (as published on Callsun's product page and Amazon; the user manual's table gives 25.6% cell efficiency) | 25.3% (maximum cell efficiency; datasheet module efficiency 20.2% (the Amazon listing says 25%)) |
| Cells | Monocrystalline (N-type, 16BB) | Monocrystalline (N-type TOPCon, 18BB) |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 26 V | 21.8 V |
| Voltage at max power (Vmp) | 22.7 V | 18.4 V |
| Short-circuit current (Isc) | 4.6 A | 11.6 A |
| Current at max power (Imp) | 4.4 A | 10.9 A |
| Voc temperature coefficient | -0.2%/°C | -0.3%/°C |
| Series / parallel | Yes | Yes |
| Connections | ||
| Output connector | Solar connectors | MC4 |
| Build | ||
| Weight | - | 24 lb (10.9 kg) |
| Dimensions | 31.1 x 22.8 x 1.2 in (each panel) | 58.7 x 26.8 x 1.2 in |
| Frame | anodized aluminum alloy | anodized aluminum alloy |
| Glass | 3.2 mm tempered | 3.2 mm AR-coated tempered |
| Junction box rating | IP68 | IP67 |
| Warranty | 10 years | 10 years |
| Output warranty | 84.5% output after 25 years | 25-year limited power output warranty |
