According to G2 reviewers, Microsoft Defender XDR's pricing is best suited for mid-market and enterprise organizations already embedded in the Microsoft ecosystem, particularly those using Microsoft 365, Azure, and related services. G2 reviews of Microsoft Defender XDR from industries such as information technology, financial services, banking, and computer security highlight strong adoption across these segments. Smaller businesses and lean IT teams frequently cite high licensing costs and a steep learning curve as barriers, making Microsoft Defender XDR's pricing less accessible for them. Enterprises with dedicated security operations teams and existing Microsoft infrastructure derive the most value, as the unified detection across endpoints, identities, email, and cloud applications justifies the investment.