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Google Ads

September 23, 2026

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min Read

X Ads vs Google Ads: Is X (Twitter) Worth It for B2B SaaS?

Waqas Khokhar

Founder at ScalixAI

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Key takeaways

X reaches 21% of US adults. LinkedIn and Google reach the professional audience B2B SaaS actually sells to.

X Ads CPMs run $8 to $15 for B2B, versus Google's higher $63.19 CPM in the same category.

Cheap clicks are not cheap pipeline. SaaS advertisers on X report ROAS of 1:1 to 1.8:1, the lowest across B2B categories tracked.

X has no direct job title or company size targeting. LinkedIn and Google both offer stronger firmographic controls.

X works for specific SaaS categories, developer tools, AI, fintech and crypto infrastructure, VC-facing products, where the founder already has an audience.

Short Answer

X Ads vs Google Ads is not really a fair fight for most B2B SaaS pipelines. X (formerly Twitter) reaches roughly 21% of US adults, has weak firmographic targeting, and reports SaaS ROAS closer to 1:1 than Google's typical returns. Google Ads captures buyers at the moment of declared intent. X can amplify founder content in specific technical categories, but it is not a Google replacement.

Founders and growth leads keep asking whether X ads for B2B are worth testing now that cost per click looks so much cheaper than Google. The math on cheap clicks is easy. The math on pipeline is not. X has real advantages for a small set of B2B SaaS categories, and real structural limits for everyone else. This piece walks through the mechanisms, not the marketing.

For a broader view of the platform landscape, see best PPC platforms in 2026.

What is the difference between X Ads and Google Ads?

X Ads interrupt a feed. Google Ads answer a search. That single difference decides everything about targeting, cost, and pipeline outcomes for a B2B SaaS company.

X pushes ads into a live scroll. A buyer is reading updates, jokes, and thread commentary, and your promoted post shows up between them. The buyer wasn't looking for a solution. You're making the case for one against whatever else is holding their attention.

Google pulls buyers who have already declared intent. A VP of Engineering types "B2b SaaS observability platform" and your ad appears next to the answer. The buyer is looking. You are being helpful.

Both are legitimate. They do different jobs. In B2B SaaS, one of those jobs (capturing declared intent) is what fills a pipeline in weeks. The other (surrounding buyers with founder content in a feed) is what builds brand affinity over quarters, when it works at all.

X Ads vs Google Ads at a glance

For a deeper look at how the platform landscape sorts by structural fit, see B2B advertising platforms.

How much do X Ads cost compared to Google Ads?

X clicks cost less than Google clicks, sometimes by 5x or more. X ads cost benchmarks show CPMs of $8 to $15 and CPCs of $0.80 to $2.50 for B2B campaigns. Google Search averaged $5.87 CPC in the business services category and $9.76 CPC across B2B.

Cheap clicks are not cheap pipeline. That's the point most Twitter advertising cost comparisons miss.

Cost benchmarks

The X cost ranges above are practitioner estimates, not audited benchmark data. The 1:1 to 1.8:1 SaaS ROAS figure is the tightest number in the source and the one worth sitting with. It's the lowest ROAS across every business category tracked in that report.

That number tells the honest story. A $2 click is only useful if it converts. A $10 click is worth paying if the intent behind it is high enough that the pipeline math closes. Google's advantage is intent data, not reach. For nine years, Google has trained its auction on billions of search sessions, and the resulting bid signals reflect what buyers are actually doing.

If you want the full breakdown of when Google specifically pays back for B2B, see are Google Ads worth it.

Can you target B2B decision-makers on X?

Not with the precision B2B SaaS actually needs. X has no native job title or company size targeting. What it does offer is CRM custom audiences, keyword and conversation targeting, and follower lookalikes with caveats. You can’t compare that to LinkedIn's firmographic filters or Google's intent-driven auction.

What works on X:

CRM custom audiences. Upload a list of your target accounts or existing contacts. X matches against handles. The match rate is typically lower than LinkedIn's Matched Audiences because handles don't map cleanly to work identities.
Keyword and conversation targeting. Serve ads to users who tweeted, replied to, or engaged with specific terms and threads. This is the closest thing X has to intent targeting.
Follower lookalikes. Target users similar to the followers of a specific account. Works best when the seed account has a defined audience (a category leader, a well-known VC, a specific technical community).

What doesn't work on X:

Job title targeting. Not offered natively. LinkedIn Ads does this by design; Google does it through Customer Match approximation.
Company size and industry. Not available. This is the single most disqualifying limit for B2B SaaS selling to specific ARR bands or verticals.
Interest data. Available, but unreliable. Interest categories are broad and don't reliably map to buying committees.

Google's Customer Match offers stronger CRM-based audiences with better match rates and additional intent layers on top. LinkedIn is the platform actually built for firmographic B2B targeting.

For a full comparison of the two platforms most B2B SaaS companies choose between, see LinkedIn Ads vs Google Ads.

Who is actually on X in 2026?

X reaches 21% of US adults, per Pew Research (November 2025), skewing male (25% of men use X vs 16% of women), college graduate (24%), and higher-income ($100K+ household at 25%). SpaceX's May 2026 S-1 filing disclosed 550M combined monthly active users across X and Grok, the first SEC-verified user figure since 2022.

X ad revenue landed at roughly $2.26B in 2025 per eMarketer, about half of its 2021 peak. That's not a death spiral, but it is a smaller advertising economy than Google or LinkedIn, which affects auction dynamics, ad tech investment, and measurement maturity.

The demographic skew matters for B2B SaaS. A platform that skews male, college-educated, higher-income, and technical is a legitimate reach vehicle for developer tools, AI infrastructure, fintech, crypto, and VC-facing products. It is a poor reach vehicle for horizontal SMB SaaS (dental, legal, HR software), compliance and security buyers, or any category where the buying committee sits outside the technical, financial, or founder audiences X concentrates.

To put it simply, X is a smaller, more concentrated audience than Google or LinkedIn. Whether that concentration matches your ICP is the deciding question.

When do X Ads make sense for a B2B SaaS company?

X Ads make sense for B2B SaaS companies selling into technical communities, whose founders already have an audience on X, and whose buyers spend meaningful time on the platform. That's a narrow set of categories. For everyone else, the math doesn't close.

Is X a fit for your SaaS?

The good-fit categories break down like this.

Developer tools benefit because X remains the primary place technical founders share product updates, debate architectures, and endorse tools.
AI and ML products benefit because the research and practitioner community concentrated there is unusually active.
Fintech and crypto infrastructure benefit because financial and crypto discourse still flows through X in real time.
VC and founder-facing products benefit because a large share of the venture and founder audience is native to the platform.

The poor-fit categories are everything else.

SMB vertical SaaS, compliance and security tools, HR platforms, and horizontal enterprise operators do not find their buyers on X in enough concentration to make paid amplification work. The founders can post, but the ads can't reach the buying committee at the volume needed to fill a pipeline.

How should you test X Ads without wasting budget?

Test X Ads by promoting proven organic founder posts, not cold ads. Use CRM custom audiences and keyword targeting, spend $2,000 to $5,000 over 60 days, and judge results on SQLs and branded search lift in Google, not on X engagement metrics.

The five-step test:

Promote content that already worked organically. Take founder posts that produced strong organic engagement (replies from real buyers, saves, meaningful shares) and put budget behind them. Cold ads written for the platform rarely outperform amplified organic content.
Use CRM custom audiences and keyword targeting. Upload your target account list. Layer keyword targeting on relevant industry terms. Skip follower lookalikes for the first test; the match quality is inconsistent.
15- to 30-second native video, if you're producing video at all. Static promoted posts work for founder threads. Native short-form video works for product explainers. Don't waste budget on TV-style creative that reads as an ad in a feed built for personality.
$2,000 to $5,000 over 60 days. Below that, you can't accumulate enough data to judge signal. Above that, without a proven fit, you're spending on hope. Split the budget across two or three creative approaches and let the winner emerge.
Measure the right way. UTMs on every link, a "How did you hear about us?" field on demo forms, and a monitored branded search lift on Google. If X is influencing the pipeline, you'll see branded query volume rise in Google Search Console. See Google Ads attribution for B2B SaaS for how to close the loop.

Most teams judge X on the engagement metrics shown on its dashboard. Impressions and engagement are cheap on the platform. Pipeline is not. Judge X the same way you judge every other channel, on SQLs and downstream revenue, not on the platform-reported vanity metrics.

Should you move budget from Google Ads to X Ads?

No. For almost every Seed to Series B B2B SaaS company, moving budget out of Google and into X is the wrong call. What to do instead: fix Google first, then add LinkedIn for demand creation. X can layer on top when the categories fit, not before.

Google captures buyers at the moment of highest intent. Very few B2B SaaS companies have saturated their Google impression share on core keywords before reallocating budget. Even fewer have added LinkedIn as a demand-creation counterpart. Before considering X, the honest questions are: is your Google account profitable? Are you above 80% impression share on core commercial terms? Have you added LinkedIn to reach the buying committee before they search?

If any of those answers are no, X is not the leak. Google is.

The Bottom Line

X ads vs. Google ads is not the comparison most B2B SaaS companies should be running.

Google captures declared intent at scale. X reaches a smaller, more concentrated audience with weaker targeting and lower ROAS in every SaaS benchmark tracked.

The right sequence for almost every Seed to Series B B2B SaaS company is Google first as the demand-capture base, LinkedIn second for demand creation, and X only when your category, founder audience, and CRM list all align.

For active Google Ads management built for B2B SaaS, see Google Ads for B2B SaaS.

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