Campaign Monitor vs Klaviyo
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Klaviyo is the stronger AI pick in Email Marketing: it has a visibility score of 24 versus 4.3 for Campaign Monitor, and ranks ahead in 67% of the answers that name both.
Choose Campaign Monitor if…
- You need GDPR or SOC 2 Type 1 coverage
- Flat tiers pricing suits your budget better than usage-based
- Good for traditional email campaigns
- 30-day free trial
Choose Klaviyo if…
- You want the brand AI engines rank higher (24 vs 4.3)
- You want a free plan to start
- AI answers describe it more positively (55% vs 0% positive)
- You need SOC 2 Type II or ISO 27001 or ISO 27017 coverage
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Campaign Monitor | Klaviyo |
|---|---|---|
| Visibility score | 4.3% | 24% |
| Change vs last week | New | New |
| Rank in Email Marketing | #18 | #6 |
| Share of voice | 1% | 6.4% |
| Mentions this run | 6 | 33 |
| Positive in AI answers | 0% | 55% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Campaign Monitor 0pp · Klaviyo 0pp over 0 weekly runs.
Engine by engine
Klaviyo leads on 3 of 3 engines
Head to head in AI answers
3 engine answers name both brands
| Prompt | Engine | Campaign Monitor | Klaviyo |
|---|---|---|---|
| What are common mistakes when buying an email marketing platform? | ChatGPT | #2 | #6 |
| Official website of the top email marketing platform vendors | ChatGPT | #10 | #3 |
| Official website of the top email marketing platform vendors | Perplexity | #10 | #3 |
Features, pricing & fit
| Dimension | Campaign Monitor | Klaviyo |
|---|---|---|
| Pricing model | Flat tiers | Usage-based |
| Entry price | Contact sales | Contact sales |
| Free plan | No | Yes |
| Integrations | — | 400+ |
| Compliance | GDPR, SOC 2 Type 1 | SOC 2 Type II, ISO 27001, ISO 27017 |
| Support | AI Support Agent, Email support, Phone support (Premier plan), Deliverability support | Email support, Help Center and documentation, Klaviyo Academy courses, Klaviyo Community |
| Founded | 2004 | 2012 |
| Headquarters | Nashville, Tennessee | Boston, MA, United States |
| Employees | 201–500 | 1,001–5,000 |
| Funding | Recap | IPO |
| Best for | Small businesses, nonprofits, and marketing agencies | Ecommerce and direct-to-consumer brands that want email, SMS and customer data in one platform, from small businesses starting on the free plan to large enterprises. |
Plans side by side
Pros and cons
Themes from the AI answers that mention each brand
Campaign Monitor
- Good for traditional email campaigns
- 30-day free trial
Klaviyo
- Leading choice for ecommerce, Shopify and online stores
- Deep data-driven behavioral automation and predictive analytics
- Email and SMS marketing for ecommerce brands
- Free to start with no credit card required
- Bills monthly only, with no standard annual billing discount
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Campaign Monitor vs Klaviyo”, https://slateindex.ai/compare/campaign-monitor-vs-klaviyo, data of Nov 2, 2026. Licence: CC BY 4.0.