What are the key differences between CoStar and LoopNet?

Compare CoStar and LoopNet side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are CoStar and LoopNet scored?

CoStar has an AI score of 8.4/10 and LoopNet has an AI score of 8.2/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

CoStar vs LoopNet 2026 - Compared

CoStar

LoopNet

WINNER CoStar

CoStar edges ahead with a score of 8.4/10 compared to 8.2/10 for LoopNet. While both are highly rated in their respectiv...

emoji_events WINNER

CoStar

8.38 Great

Real Estate Get CoStar open_in_new

LoopNet

8.20 Great

Real Estate Get LoopNet open_in_new

psychology AI Verdict

CoStar edges ahead with a score of 8.4/10 compared to 8.2/10 for LoopNet. While both are highly rated in their respective fields, CoStar demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: CoStar

verified Confidence: Low

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description Overview

CoStar

CoStar Group provides commercial real estate data, analytics, and online marketplaces—including LoopNet and Apartments.com—to investors, lenders, brokers, and property managers globally.

LoopNet

LoopNet is a comprehensive online marketplace providing commercial real estate listings, data, and analytics for buyers, sellers, landlords, and tenants across the United States and Canada.