Apollo vs G2
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Apollo is the stronger AI pick in Sales Engagement: it has a visibility score of 51 versus 7 for G2, and ranks ahead in 50% of the answers that name both.
Choose Apollo if…
- You want the brand AI engines rank higher (51 vs 7)
- 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
- You prefer a larger, established vendor (501–1,000 employees)
- Large B2B contact database combined with prospecting and email sequencing
Choose G2 if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Apollo | G2 |
|---|---|---|
| Visibility score | 51% | 7% |
| Change vs last week | down−2.8% | New |
| Rank in Sales Engagement | #4 | #14 |
| Share of voice | 9.4% | 1.4% |
| Mentions this run | 59 | 9 |
| Positive in AI answers | 60% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Apollo −2.799999999999997pp · G2 +7pp over 1 weekly runs.
Engine by engine
Apollo leads on 3 of 3 engines
Head to head in AI answers
10 engine answers name both brands
| Prompt | Engine | Apollo | G2 |
|---|---|---|---|
| What are the best Sales Engagement tools in 2026? | ChatGPT | #3 | #11 |
| Best sales engagement platform for enterprise | ChatGPT | #5 | #6 |
| Which sales engagement platform has the best reviews? | ChatGPT | #2 | #4 |
| Which sales engagement platform has the best reviews? | AI Mode | #2 | #1 |
| Which sales engagement platform has the best reviews? | Perplexity | #3 | #2 |
| Most affordable sales engagement platform that is still reliable | ChatGPT | #1 | #5 |
| Which Sales Engagement tools offer annual discounts? | AI Mode | #1 | #4 |
| Which Sales Engagement tools offer annual discounts? | Perplexity | #3 | #2 |
| Is Instantly a good sales engagement platform? | ChatGPT | #5 | #4 |
| What are the pros and cons of Klenty? | ChatGPT | #5 | #2 |
Features, pricing & fit
| Dimension | Apollo | G2 |
|---|---|---|
| Pricing model | Per seat | — |
| Entry price | Contact sales | — |
| Free plan | Yes | — |
| Deployment | Cloud platform | — |
| Integrations | 200+ | — |
| Compliance | GDPR, SOC 2, CCPA, ISO/IEC 27001, CASA Tier 2, CPRA, EU-US DPF, PCI DSS | — |
| Support | Email support at support@apollo.io, Dedicated support on Custom plans, Sales team for Custom plan discussions | — |
| Founded | 2015 | 1989 |
| Headquarters | San Francisco, CA | San Diego, California, United States |
| Employees | 501–1,000 | 51–200 |
| Funding | Series D · $250M raised | — |
| Best for | Sales and go-to-market teams that run prospecting, outreach and dialing and want data, AI and execution in one system | — |
Plans side by side
G2
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
G2
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “Apollo vs G2”, https://slateindex.ai/compare/apollo-vs-g2, data of Nov 3, 2026. Licence: CC BY 4.0.