SAM (System Advisor Model) vs Solargis

A side-by-side comparison of pricing, ratings, target audience, integrations, and key features to help solar businesses choose between SAM (System Advisor Model) and Solargis.

	SAM (System Advisor Model) Free performance and financial modeling from NREL	Solargis Bankable solar resource data and analysis
Rating	4.7(58)	4.6(73)
Pricing	Free	Custom Quote
Free Trial	Yes	No
Target Audience	ResidentialCommercialUtility	UtilityCommercial
Key Features	Free and open-source performance modeling Detailed financial modeling for PV and storage Weather data integration for accurate yield estimates Widely used standard in academic and government analysis	20+ years of satellite-derived solar irradiance data Bankable site assessment reports Global coverage with high spatial resolution API access for integration into design tools
Integrations	PVsystSolargis API	API AccessPVsystSAMHelioScope
	Visit Website	Visit Website

Quick takeaways

Rating: SAM (System Advisor Model) has the edge.
Review volume: Solargis has the edge.
Integration breadth: Solargis has the edge.

These takeaways summarize the data above and aren't a recommendation. See our ranking methodology for how listings and ratings are compiled.

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