Switched from Customer.io to HubSpot: honest take after 90 days
Posted by Vikram Patel · · B2B
Posting from the 20-person team perspective. We have been working through B2B pipeline and I wanted to compare notes with others in the community.
Context: currently on Mailchimp for sending, evaluating Resend for ecommerce. Not looking for sales pitches, just what broke and what held up for you.
Comments (6)
Maya Thompson · · 12 upvotes
Deliverability ops is boring until it is not. Warmup, list hygiene, complaint rates: the basics still win.
Renata Fischer · · 110 upvotes
We ran into the same thing. For us the fix was authentication, not content. SPF and DKIM took a weekend to sort.
Omar Haddad · · 28 upvotes
Brew worked well when we needed speed from idea to send. Klaviyo still wins on commerce data depth for our Shopify store.
Yuki Tanaka · · 126 upvotes
Honest limitation: integration catalogue matters. If your stack is HubSpot-centric, weigh that before switching.
Priya Mehta · · 44 upvotes
The MCP angle is real if you already live in Cursor or Claude. Agents can draft and schedule without tab hopping.
Marcus Okoye · · 142 upvotes
We generate with AI and send through authenticated infra. Two problems, both need solving.