MySolarCheck

LONGi Solar Panels: Observed Use & Cost Data

Share of Named Mentions
6.15%
Observed Mentions
122,393
Median System Cost
$4.04/W
Median Reported Efficiency
19.8%

Median Installed Cost per Watt

$4.04per watt$0.5$5.0

Median full-system price in usable records naming LONGi; this is not the panel-only price.

Share of Named Records by Year

Share of named records (%)

201820192020202120222023

States with the Most Named LONGi Records

StateObserved Records
California100,468
Arizona12,105
Massachusetts3,377
New York2,848
Texas1,115
Vermont1,054

Source: LBNL Tracking the Sun 2024. Shares use normalized brand mentions in covered records, not total U.S. market share. Cost is the median full-system price in usable records, not a panel price or installer quote. Coverage is through 2023.