Epsilon vs Oracle Responsys
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Oracle Responsys is the stronger AI pick in Email Marketing: it has a visibility score of 2 versus 0.9 for Epsilon, and ranks ahead in 100% of the answers that name both.
Choose Epsilon if…
- You need ISO 27001 or SOC 2 audit for parts of the business coverage
- flexible technology for high-volume programs
- campaign operations, strategy, and creative services
Choose Oracle Responsys if…
- You want the brand AI engines rank higher (2 vs 0.9)
- Recognised as a leading enterprise email platform in Forrester's evaluation
- Suited to sophisticated B2C marketing programs
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Epsilon | Oracle Responsys |
|---|---|---|
| Visibility score | 0.9% | 2% |
| Change vs last week | New | New |
| Rank in Email Marketing | #35 | #27 |
| Share of voice | 0.2% | 0.7% |
| Mentions this run | 1 | 4 |
| Positive in AI answers | — | 0% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Epsilon 0pp · Oracle Responsys 0pp over 0 weekly runs.
Engine by engine
Oracle Responsys leads on 3 of 3 engines
Head to head in AI answers
1 engine answers name both brands
| Prompt | Engine | Epsilon | Oracle Responsys |
|---|---|---|---|
| Which Email Marketing vendors do analysts recommend? | Perplexity | #3 | #2 |
Features, pricing & fit
| Dimension | Epsilon | Oracle Responsys |
|---|---|---|
| Deployment | — | Cloud service |
| Compliance | ISO 27001, SOC 2 audit for parts of the business | — |
| Founded | 1969 | — |
| Headquarters | Irving, Texas, United States | — |
| Employees | 5,000+ | — |
| Funding | — | Series E |
| Best for | Brands that want personalized, omnichannel marketing run at individual level and at scale | — |
Pros and cons
Themes from the AI answers that mention each brand
Epsilon
- flexible technology for high-volume programs
- campaign operations, strategy, and creative services
Oracle Responsys
- Recognised as a leading enterprise email platform in Forrester's evaluation
- Suited to sophisticated B2C marketing programs
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Epsilon vs Oracle Responsys”, https://slateindex.ai/compare/epsilon-vs-oracle-responsys, data of Nov 2, 2026. Licence: CC BY 4.0.