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ApolloThe AI GTM System for Go-to-Market Teams
vs
SeismicThe AI platform for revenue execution
Comparison · Sales Enablement · weekly run Nov 2

Apollo vs Seismic

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

Seismic is the stronger AI pick in Sales Enablement: it has a visibility score of 55.2 versus 4 for Apollo, and ranks ahead in 60% of the answers that name both.

Choose Apollo if…

  • You need more native integrations (200+ vs 150+)
  • AI answers describe it more positively (60% vs 39% positive)
  • You need GDPR or SOC 2 or CCPA or ISO/IEC 27001 or CASA Tier 2 or CPRA or EU-US DPF or PCI DSS coverage
  • Large B2B contact database combined with prospecting and email sequencing

Choose Seismic if…

  • You want the brand AI engines rank higher (55.2 vs 4)
  • You need SOC 2 Type II or ISO 27001 or ISO 27701 or ISO 42001 or EU-U.S. Data Privacy Framework coverage
  • You prefer a larger, established vendor (1,001–5,000 employees)
  • Enterprise content management and document governance at scale

AI visibility side by side

Latest weekly run · Nov 2

Metric Apollo Seismic
Visibility score4%55.2%
Change vs last weekNewNew
Rank in Sales Enablement#19#2
Share of voice1%9.9%
Mentions this run655
Positive in AI answers60%39%

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

0%25%50%75%100%Nov 2Apollo 4%

Apollo 0pp · Seismic 0pp over 0 weekly runs.

Engine by engine

Seismic leads on 3 of 3 engines

ChatGPT
6.8%
64.1%
AI Mode
0%
63%
Perplexity
5%
38.7%
ApolloSeismic

Head to head in AI answers

5 engine answers name both brands

2Apollo ranked higher
3Seismic ranked higher

Features, pricing & fit

DimensionApolloSeismic
Pricing modelPer seat—
Entry priceContact sales—
Free planYes—
DeploymentCloud platform—
Integrations200+150+
ComplianceGDPR, SOC 2, CCPA, ISO/IEC 27001, CASA Tier 2, CPRA, EU-US DPF, PCI DSSSOC 2 Type II, ISO 27001, ISO 27701, ISO 42001, EU-U.S. Data Privacy Framework
SupportEmail support at support@apollo.io, Dedicated support on Custom plans, Sales team for Custom plan discussions—
Founded20152010
HeadquartersSan Francisco, CASan Diego, California, US
Employees501–1,0001,001–5,000
FundingSeries D · $250M raisedSeries E, led by Lightspeed Venture Partners · $440M raised
Best forSales and go-to-market teams that run prospecting, outreach and dialing and want data, AI and execution in one systemGlobal enterprise sales, marketing and customer-facing teams in financial services, manufacturing, technology and life sciences

Plans side by side

Apollo

Free$0
BasicCustom
ProfessionalCustom
CustomCustom
Apollo pricing

Seismic

Pricing not available.

Pros and cons

Themes from the AI answers that mention each brand

Apollo

  • Large B2B contact database combined with prospecting and email sequencing
  • Transparent self-serve per-user pricing with a free tier
  • Strong all-in-one value for prospecting and outreach
  • Affordable, reliable choice for small teams and startups
  • Widely used and highly rated by reviewers

    Seismic

    • Enterprise content management and document governance at scale
    • Deep analytics and AI-powered revenue execution
    • Strong for large enterprises needing content personalization and automation
    • Highly rated on G2 and Gartner review data
    • Broad enablement platform combining content, training, coaching, and buyer engagement
    • Expensive, custom pricing with no transparent or free option
    • Heavy and overkill for smaller or early-stage teams
    • Long deployment timelines of three to six months

    Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run

    Cite as: SlateIndex, “Apollo vs Seismic”, https://slateindex.ai/compare/apollo-vs-seismic, data of Nov 2, 2026. Licence: CC BY 4.0.