Cost per watt ignores weight, efficiency and connector fit. 28 products in our catalog meet the rule; the top 8 are shown.
Pecron PV300 300W Portable Solar Panel
The Pecron PV300 300W Portable Solar Panel is a 300 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
Renogy E.Flex 120/220W Portable Solar Panel
The Renogy E.Flex 120/220W Portable Solar Panel is a 220 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
VTOMAN 400W Foldable Portable Solar Panel
The VTOMAN 400W Foldable Portable Solar Panel is a 400 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
PECRON PV100 100W Portable Solar Panel Waterproof IP67
The PECRON PV100 100W Portable Solar Panel Waterproof IP67 is a 105 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
PECRON PV500 500W Bifacial Portable Solar Panel Waterproof IP67
The PECRON PV500 500W Bifacial Portable Solar Panel Waterproof IP67 is a 500 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
Renogy E.Flex 100/200W N-Type Portable Solar Panel
The Renogy E.Flex 100/200W N-Type Portable Solar Panel is a 200 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
VTOMAN 200W Pro Portable Solar Panel
The VTOMAN 200W Pro Portable Solar Panel is a 200 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
Renogy 220/400W Portable Solar Panel Suitcase
The Renogy 220/400W Portable Solar Panel Suitcase is a 400 W portable folding panel.
Watch: Specifications are the maker's or seller's; Wattstanding has not tested this product.
Method
- Qualifying rule: Portable panel, 100 W or larger.
- Ranking: Price per watt — lowest first (100 W and larger).
- No lab claims. Rankings use makers' and sellers' published specifications and the prices we observed; Wattstanding has not tested these products.
- Prices change. Price-based rankings reflect the date shown on each product page.







