Microsoft Ads (still informally "Bing Ads" to most operators) sits in the awkward position of being structurally underrated. The audience is smaller. The interface is a generation behind Google's. Most agencies barely think about it. And yet — for accounts spending $30K+/month on Google, Microsoft Ads consistently delivers incremental conversion volume at 20-40% lower CPCs.
The Copilot integration was supposed to be the breakout moment. It hasn't quite been that, but it's contributed to a steady upgrade of Microsoft's ad products. As of 2026, the platform is more competitive than its reputation suggests.
This guide covers what's actually true about Microsoft Ads economics for Shopify brands, what's changed, and when it's worth the operational cost.
The audience reality
Microsoft Search Network reaches roughly:
- 60% of US searchers monthly (versus Google's 90%+)
- 40-50% in UK, Germany, Australia
- Lower share in mobile-first markets globally
The audience skews:
- Older (median age 40+, versus Google's broader spread)
- Higher household income on average
- More desktop usage (relevant for B2B and considered-purchase categories)
For DTC brands targeting affluent or older demographics, this is actually favorable. Younger-skewing brands (Gen Z apparel, trend-driven products) find Microsoft Ads less impactful.
CPCs and economics
Across our client accounts running both Google and Microsoft Ads on similar keywords:
- Search CPCs: 20-40% lower on Microsoft
- Shopping Ads CPCs: 15-30% lower
- Conversion rate: roughly comparable, sometimes slightly higher (older audience converts more reliably)
- AOV: slightly higher on Microsoft (3-8% on average) — partly demographic, partly desktop user mix
Net economics: Microsoft Ads typically delivers 20-50% better cost-per-conversion than Google in matching campaigns. The catch is volume — even at better unit economics, the absolute volume is smaller.
Where Microsoft Ads makes sense
You should add Microsoft Ads if:
- You're spending $30K+/month on Google Ads with stable performance
- Your audience skews 35+ or affluent
- You're in a B2B or considered-purchase category
- You have capacity to manage another channel
- Your products have decent ASP ($50+)
Skip Microsoft Ads if:
- You're under $20K/month total spend (volume too small)
- Your audience is heavily 18-24
- Your category is trend or impulse-driven
- You're already stretched thin operationally
Setup essentials
Import from Google Ads. Microsoft's one-click import covers campaigns, keywords, ads, and most settings. Use it as a starting point.
Microsoft Merchant Center. For Shopping Ads. Connect your Shopify product feed (Shopify has a native Microsoft channel app).
Universal Event Tracking (UET). Microsoft's pixel. Install via Shopify's Microsoft channel or manually via tag manager.
Conversion tracking. Set up purchase conversion in UET. Required for Shopping Ads optimization.
Customer match. Upload customer list for audience targeting and lookalike-equivalent expansion.
Campaign structure
Two-campaign structure works for most Shopify brands:
Campaign 1: Shopping (catalog-driven). Connected to your product feed. Use Performance Max for Microsoft Ads if available, or Smart Shopping. 60-70% of Microsoft budget.
Campaign 2: Search. Brand defense plus generic commercial intent keywords. 30-40% of budget.
Don't fragment further until you've validated Microsoft is worth scaling.
Brand defense on Microsoft
Don't skip brand defense on Microsoft. While brand search volume is smaller than Google's, it's still real, and competitors will absolutely bid on your brand terms if you leave them open.
Set up:
- Brand search campaign with manual CPC bidding
- Brand keywords (exact and phrase match)
- Ad copy emphasizing direct purchase benefits
- Modest daily budget ($20-50/day usually sufficient)
The CPC on brand defense in Microsoft is laughably low for most brands — often $0.30-0.80. Easy money.
Audience targeting options
Microsoft offers:
- Customer match. Upload customer list. Standard.
- In-market audiences. Microsoft's category-intent segments. Useful but broad.
- Remarketing. Site visitor audiences via UET pixel.
- LinkedIn profile targeting. Unique to Microsoft. Job title, industry, company size targeting on consumer search ads. Useful for B2B-leaning categories.
- Combined lists. Layer demographic and audience filters.
The LinkedIn integration is the genuinely differentiated capability. For B2B Shopify brands (office products, professional services tools, etc.), this is meaningful.
Realistic benchmarks
From client accounts at $5K-30K/month Microsoft spend:
- Shopping CPC: $0.40-1.20
- Search CPC: $0.50-2.00 (varies wildly by keyword)
- Conversion rate: 1.5-3.5% (similar to Google for most categories)
- CPA: Often 20-40% below matching Google CPA
- ROAS: 3-6x for working accounts
These benchmarks apply to brands where Microsoft fits. Forced-fit accounts produce worse numbers across the board.
The Copilot question
Microsoft has integrated ad surfaces into Copilot, the AI assistant embedded in Bing search and various Microsoft products. The promise: when users ask Copilot for product recommendations or comparisons, your ads can appear in the response.
What's actually happening in 2026:
- Copilot-influenced ad inventory is meaningful but modest — single-digit percentage of total Microsoft Ads impressions
- Performance is comparable to standard Microsoft Ads, sometimes slightly better
- The format is evolving rapidly; expect continued change
- It's worth participating but not yet a reason to add Microsoft Ads if you weren't already
The longer-term bet: as Copilot usage grows, the Copilot ad surface becomes a meaningful share of search-equivalent traffic. Brands already on Microsoft Ads are positioned for that growth without needing to do anything special.
Common Microsoft Ads mistakes
Setting it up and forgetting it. Microsoft Ads gets neglected even when it's working. Manage it weekly, same as Google.
Importing and not adjusting. The Google import is a starting point. Match types, audience targeting, and ad copy often need Microsoft-specific tweaks.
Skipping Shopping Ads. Many operators run only search and skip the Shopping channel. Shopping is often the bigger volume driver on Microsoft.
Underbudgeting brand defense. $5/day on brand defense isn't really defense. Spend enough to actually capture impressions.
Ignoring LinkedIn targeting. If your audience has any B2B angle, LinkedIn-layered targeting is a free differentiator.
What to do this week
If you're at $30K+/month on Google and never tested Microsoft Ads, do the Google import this week. Set a $1,500/month budget cap, run for 30 days, and measure. Most accounts that fit see the math work out within a month.
If you're already on Microsoft but treating it as set-and-forget, audit it next week. Check brand defense, Shopping feed quality, and audience targeting setup. The wins are usually obvious once you actually look.
For more, see our Google Shopping feed optimization, PMax asset groups, and the paid ads budget allocation by revenue stage.