Joshua Galyon
Microsoft Advertising is the most consistently underrated platform in paid search. Every agency knows it exists. Most agencies set up campaigns there as a Google Ads clone when a client asks, collect the data for a quarter, and then quietly deprioritize it when the volume doesn’t match Google’s numbers. The platform gets written off as a secondary channel at best, an afterthought at most.
This is a mistake — and the agencies making it are leaving meaningful performance on the table for their clients.
The Audience That Gets Overlooked
The dismissal of Microsoft Advertising is usually grounded in one data point: Bing has a smaller search market share than Google. This is accurate and not particularly useful as a strategic conclusion.
What the market share number doesn’t capture is who is using Bing. Microsoft’s search audience skews older, more educated, and higher income than Google’s. A disproportionate share of Bing users are active in professional environments — Microsoft’s integration of Bing into Windows, Microsoft 365, and Edge means that a significant portion of Bing searches happen on work computers, during business hours, in corporate environments.
For advertisers targeting professionals, business decision-makers, or high-income consumers, this demographic profile is not a consolation prize. It is genuinely valuable. An attorney running ads to reach high-net-worth individuals, a B2B software company targeting enterprise buyers, or a financial advisor seeking clients with investable assets may find that Bing’s audience composition is actually better aligned with their target customer than Google’s broader, younger-skewing user base.
The Economics Make the Argument
Beyond audience quality, the economic case for Microsoft Advertising is straightforward: lower competition means lower costs.
Bing’s smaller advertiser base means fewer advertisers competing in the auction for most keywords. The result is CPCs that are typically 30–40% lower than equivalent Google campaigns — sometimes more in highly competitive categories like legal, financial services, and healthcare.
For clients with limited budgets, this dynamic creates real options. A client who can afford limited Google exposure due to high CPCs may be able to achieve consistent, visible presence on Bing with the same or lesser spend. For clients with larger budgets, Microsoft Advertising extends reach into an incremental audience without the diminishing returns that come from increasing Google spend beyond a certain point.
The efficiency argument is compounded by conversion quality. Bing users, who tend to be slightly older and more deliberate in their online behavior, often convert at rates comparable to Google despite the lower traffic volume. The net result for many advertisers is a cost-per-conversion on Bing that rivals or beats Google — which is a conclusion that surprises many agencies the first time they look at the numbers honestly.
The Import Function Nobody Uses Enough
One practical barrier that discourages agencies from investing in Microsoft Advertising is the perceived management overhead of running a second platform. Building campaigns from scratch, maintaining keyword lists separately, and monitoring performance across two interfaces sounds like more work than the incremental volume justifies.
Microsoft has largely solved this problem with its Google Ads import function. Agencies can import existing Google campaigns directly into Microsoft Advertising — structure, keywords, ad copy, and bid settings — and have a functional Bing presence running within hours. Ongoing sync options keep campaigns updated as Google changes are made.
This means the marginal effort of adding Microsoft Advertising for an existing Google Ads client is minimal. The question shifts from “is it worth building?” to “is it worth a few hours of setup and periodic monitoring?” For most clients with relevant audience profiles, the answer is clearly yes.
Agencies that have systematized this — either internally or through white label Microsoft Ads fulfillment — treat it as a standard add-on to every Google Ads engagement rather than a separate decision requiring its own justification.
The AI Integration Angle
Microsoft’s integration of AI into Bing search — through its Copilot experience and AI-powered search results — has added a new dimension to the Microsoft Advertising conversation. Bing’s AI search features are currently more developed than Google’s equivalent rollout in certain markets, and advertisers on the platform are beginning to see their ads appear in AI-assisted result formats that don’t yet exist in the same way on Google.
Whether this AI integration produces meaningful incremental reach remains to be proven at scale. But for agencies whose clients want to understand how AI search features affect their paid presence, Microsoft Advertising currently offers a more developed laboratory than any alternative.
The Agencies Getting This Right
The agencies consistently getting value from Microsoft Advertising share a common approach: they don’t evaluate it in isolation. They measure it as part of an integrated paid search strategy, attributing its value not just through direct conversions but through the incremental reach and frequency it adds to campaigns that are also running on Google. Viewed that way, the platform’s contribution is almost always positive — and the cost of ignoring it becomes easier to see.
