Prospeo vs Stirista: Different Tools for Different Jobs
Comparing Prospeo and Stirista is like comparing a scalpel to a bulldozer. Both involve targeting, but that's where the similarity ends. If you're an SDR building a cold email list, you need one. If you're a marketing ops lead running programmatic campaigns at scale, you need the other.
Here's which is which - and why most people searching this comparison probably don't need Stirista at all.
30-Second Verdict
Pick Prospeo if you need verified emails and direct dials for outbound sales. It covers 300M+ profiles at roughly $0.01 per verified email, with a free tier and no sales call required.
Pick Stirista if you're running enterprise-scale programmatic advertising, CTV campaigns, or identity resolution across B2B and B2C audiences. Expect to pay $5,000+/month.
Most people comparing these two need Prospeo. The category mismatch catches buyers off guard - these tools share almost zero overlap.
What Is Prospeo?
Prospeo is a self-serve B2B data platform built around one job: getting you verified contact data fast. The database spans 300M+ professional profiles, 143M+ verified emails, and 125M+ verified mobile numbers, all refreshed on a 7-day cycle - about 6x faster than the industry average.
We've tested both platforms, and the difference in onboarding alone tells the story. With Prospeo, you're pulling verified leads within minutes. The 30+ search filters cover buyer intent, technographics, job changes, headcount growth, and more. Clay's independent email finder test ranked it #1 for accuracy, and the 98% verified email rate delivers real results - Meritt tripled their pipeline from $100K to $300K/week after switching, with bounce rates dropping from 35% to under 4%.
The Chrome extension has 40,000+ users and works across professional profiles, websites, and CRMs. Native integrations cover Salesforce, HubSpot, Smartlead, Instantly, Lemlist, Clay, Zapier, and Make. Pricing starts free at 75 emails/month, and paid plans run about $0.01 per verified email with no contracts. You only pay for verified results.
What Is Stirista?
Stirista is an identity-driven marketing execution platform - not a sales prospecting tool. It bundles a DSP, ESP, and CDP into a single stack, all powered by its OMNA identity graph, which maps hundreds of identifiers across millions of personas and updates in real time.
The platform serves enterprise marketing teams running programmatic display, CTV advertising, and large-scale email acquisition campaigns. Stirista's audience library includes 30,000+ pre-built segments, and the OMNA graph links B2B contacts to consumer data across 500+ attributes. Their data is validated through Truthset and distributed via LiveRamp, and Stirista joined Experian's Data Marketplace in 2025. The email platform sends 140 million messages per month.
Pricing starts at $5,000/month on a usage-based model, and most teams buy on an annual agreement. On G2, OMNA holds a 4.6/5 rating from 28 reviews, though Capterra shows zero reviews - a clear signal that Stirista's user base skews enterprise and doesn't frequent SMB review sites.
Stirista starts at $5,000/month and requires a sales call. Prospeo gives you 98% accurate emails at ~$0.01 each - with a free tier, no contract, and 300M+ profiles refreshed every 7 days.
Skip the enterprise pricing. Get verified contacts in minutes.
Feature Comparison: Side-by-Side
| Dimension | Prospeo | Stirista |
|---|---|---|
| Category | B2B sales prospecting | Identity-driven marketing |
| Primary use case | Verified emails & dials | Programmatic ads, CTV, ESP |
| Best for | SDRs, sales teams, agencies | Enterprise marketing ops |
| Database | 300M+ profiles | ~All US white-collar |
| Email accuracy | 98%, Clay-tested #1 | Not independently tested |
| Data refresh | 7 days | Real-time via OMNA graph |
| Pricing | ~$0.01/email, free tier | Starts $5,000/mo |
| Free tier | Yes - 75 emails/mo | No |
| Self-serve | Yes, no sales call | No - requires sales call |
| G2 rating | - | 4.6/5 (28 reviews) |
| Integrations | Salesforce, HubSpot, Smartlead, Instantly, Lemlist, Clay, Zapier, Make | Salesforce |
The entry-level gap is massive. A small team spending a few hundred dollars a month on Prospeo would need $5,000/month for Stirista. That's not a rounding error; it's a category difference.
Both tools prioritize data freshness, but for completely different purposes: Stirista updates its identity graph in real time to power ad targeting, while Prospeo refreshes contact records every 7 days so your outbound emails actually land. In our experience, the one area these tools technically overlap is B2B contact data - but Stirista's B2B data is oriented toward audience activation and identity matching across channels, not individual prospecting. It's a fundamentally different workflow than pulling a list of verified 1:1 contacts for outbound sequences.
When to Use Each Tool
Pick Prospeo When
You're an SDR or sales team that needs verified emails by Friday. Your budget is under $5K/month for data. You want self-serve access without sitting through a demo.
Here's the thing: if you're running cold outreach through Smartlead, Instantly, or Lemlist, you can't afford bounced emails torching your domain reputation. In r/coldemail discussions, email finder accuracy is consistently one of the top concerns for outbound teams - which is exactly why the 98% verified rate and Clay's independent ranking matter. Snyk's 50-person AE team saw bounce rates drop from 35-40% to under 5% after switching, with AE-sourced pipeline up 180%.
Pick Stirista When
You're running programmatic or CTV campaigns at enterprise scale. You need identity resolution that links B2B contacts to consumer personas across 500+ attributes, validated by Truthset and distributed through LiveRamp.
Skip Stirista if you're a team of five trying to book meetings. It's built for marketing ops teams managing a DSP/ESP/CDP stack with budgets north of $5K/month. If you're activating audiences through Experian's marketplace, it fits that workflow well.
The Bottom Line
Let's be honest: Prospeo vs Stirista isn't a real head-to-head. They're different categories entirely. For outbound sales prospecting, Prospeo wins on every metric that matters - 98% email accuracy, $0.01/email pricing, a free tier with no sales call, and a 7-day data refresh. The fact that Stirista doesn't publish pricing on its website tells you who it's built for, and it's not the rep trying to book 20 meetings this week.
If you're still evaluating your stack, it helps to map this decision to your broader sales prospecting techniques and the outbound lead generation tools you already use.
If you're comparing Prospeo and Stirista, you're probably running outbound - not programmatic ads. Prospeo is built for that: 143M+ verified emails, 125M+ direct dials, and bounce rates under 4% for teams like Snyk and Meritt.
Book more meetings this week without a $5K/month commitment.
FAQ
Are Prospeo and Stirista direct competitors?
No. Prospeo is a self-serve B2B email finder for sales teams; Stirista is an identity-driven marketing execution platform with a DSP, ESP, and CDP. They serve different teams, different workflows, and different budgets - overlap is nearly zero.
How much does Stirista cost compared to Prospeo?
Stirista starts at $5,000/month with usage-based pricing on annual agreements. Prospeo offers a free tier (75 emails/month) and paid plans at roughly $0.01 per verified email with no contracts - about 500x cheaper per contact for outbound use cases.
Can I use Prospeo and Stirista together?
Yes. Use Prospeo to find and verify contacts for outbound sequences, then use Stirista for programmatic advertising or CTV campaigns targeting broader audiences. One feeds your sales pipeline, the other fuels your ad spend - complementary rather than redundant.