HubSpot Marketing Hub vs Klaviyo
Seven of fourteen models named HubSpot Marketing Hub first on the direct prompt; zero named Klaviyo. HubSpot Marketing Hub was named by fourteen of the fourteen models and Klaviyo by thirteen and HubSpot Marketing Hub carries 39 labels and Klaviyo 52, so the shares are not directly comparable.
By HubSpot, Cambridge, United States, founded 2006. Named in twenty-eight categories this edition.
Boston, United States, founded 2012. Named in thirteen categories this edition.
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the ecommerce marketing page.
By framing
HubSpot Marketing HubFirst choices, of fourteen modelsKlaviyo
Across every category in the October 2026 Edition, HubSpot Marketing Hub and Klaviyo were named in the same answer 207 times, of the 987 answers naming HubSpot Marketing Hub and the 390 naming Klaviyo. In those answers Klaviyo took the first choice sixteen times and HubSpot Marketing Hub sixty-three.
Every model, every framing
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | ||||
| GPT-5.4 mini | | | | | ||
| Gemini 3.5 Flash | | | | | | |
| Perplexity Sonar | | | | |||
| Grok 4.20 | | | | | | |
| Mistral Small | | | | |||
| DeepSeek V4 Flash | | | | | | |
| Llama 4 Maverick | | |||||
| Qwen 3.7 Flash | | | | | | |
| Kimi K2 | | | | | | |
| GLM 4.7 FlashX | | | | |||
| MiniMax M2.5 | | | | | ||
| GPT-6 Luna | | | | | ||
| Muse Glimmer 30B | | | | |
HubSpot Marketing Hub Klaviyo first choice named as an alternative argued againstblank: not namedEach cell is one answer, HubSpot Marketing Hub on the left and Klaviyo on the right.The direct prompt
HubSpot Marketing Hub first, Klaviyo an alternative
7 of 14 modelsKlaviyo was named in the answer but not as the choice, or not at all.Neither was the first choice, one was named
5 of 14 modelsThe answer put something else first and named one of the two as an alternative.Neither was named
2 of 14 modelsThe answer made no first choice from these two in this category.Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
HubSpot Marketing Hub28%#1 of 10Klaviyo16%#3 of 10HubSpot Marketing Hub38%#1 of 13Klaviyo6%#3 of 13HubSpot Marketing Hub9%#4 of 11Klaviyo2%#9 of 11What the models said about HubSpot Marketing Hub
No label in this category carried a quote.
What the models said about Klaviyo
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of four in this category shown.
“it is generally not recommended as a primary marketing platform for complex B2B companies” Gemini 3.5 Flash · direct prompt · hard negative
“Tools to Avoid for This Use Case - Klaviyo — ... deliberately B2C-focused” DeepSeek V4 Flash · paraphrase prompt · hard negative
“Choose Klaviyo if you have significant revenue and want to maximize the Lifetime Value (LTV) of your existing customers.” Qwen 3.7 Flash · comparative prompt · first choice
“stick with well-established names: Shopify, Klaviyo (for email/SMS), Meta Ads, Google Shopping” MiniMax M2.5 · negative prompt · first choice
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.