Documentation-based comparison
SendGrid versus SMTP2GO
Compare documented scope and conditions. Unknowns remain unknown; different billing units do not establish a cost winner.
What the evidence answers
A reading of reviewed official documentation for SendGrid and SMTP2GO. It is not a hands-on test, a ranking or a recommendation of one product.
Price
- SendGrid From $19.95/mo
- Free Trial: no subscription charge
- Essentials: $19.95 monthly
- Pro: $89.95 monthly
- Premier: Vendor quotation required
- SMTP2GO From $15/mo
- Free: no subscription charge
- Starter: $15.00 monthly
- Starter: $150.00 annual ($12.50/mo equivalent)
- Professional: $75.00 monthly
- Professional: $750.00 annual ($62.50/mo equivalent)
- Premier: Vendor quotation required
Both list prices on the same basis. Compare what each plan includes; the lower amount alone does not make the better choice.
Documented for both
- Sending volume
- SendGrid Free Trial: 100 emails per dayEssentials: 50,000 to 100,000 emails a monthPro: 100,000 to 2,500,000 emails a month
- SMTP2GO Free: 1,000 emails per monthStarter: 10,000 emails per monthProfessional: 100,000 emails per monthPremier: More than 3,000,000 emails a month
- Log retention
- SendGrid Free Trial: 3 days of searchable email activityEssentials: 3 days of searchable email activityPro: 7 days of searchable email activityPremier: 7 days of searchable email activity
- SMTP2GO Free: 5 days of email reportingStarter: 30 days of email reportingProfessional: 30 days of email reporting
- Dedicated IP
- SendGrid Pro and Premier include dedicated IPs; more can be purchased.Pro: 1 dedicated IP includedPremier: 1 dedicated IP included
- SMTP2GO Professional: Dedicated IP address included
- Support
- SendGrid Access to expert services and personalized support is listed as available for purchase.
- SMTP2GO Starter: ticket, chat and phone support.Free: Ticket support; toll-free phone and live chat for the first 14 days onlyProfessional: Ticket, chat and phone support
- Overage charges
- SendGrid Sending past the plan's allowance may add overage charges on top of the monthly rate; the rate is not published on the pricing page.
- SMTP2GO Free: Extra emails are not permitted on Free.
Limits to check
- SendGrid The only free option is a 60-day trial at 100 emails a day, not a permanent free plan.
- SMTP2GO The free plan is limited to 200 emails a day and does not allow extra emails.
Not verified yet
Every compared requirement has evidence for at least one.
Documented for one product only, shown in the table below: SendGrid: webhooks and events; SMTP2GO: sender domains.
Not verified means our reviewed sources do not establish it. It does not mean a product lacks the capability or that it costs nothing.
Next steps
- Ask SendGrid about sender domains; our sources do not establish it yet.
- Ask SMTP2GO about webhooks and events; our sources do not establish it yet.
| Requirement | SendGrid | SMTP2GO |
|---|---|---|
| Pricing | From $19.95/mo | From $15/mo |
| Who it is for | Email API for application email, priced by monthly send volume and feature tier. Verified Oct 11, 2026 · SendGrid: official product and plan documentation | Email delivery for transactional email from apps, everyday email from Outlook and marketing email with an unsubscribe link. Verified Oct 11, 2026 · SMTP2GO homepage |
| Coverage limits | The only free option is a 60-day trial at 100 emails a day, not a permanent free plan. Verified Oct 11, 2026 · SendGrid: official product and plan documentation | The free plan is limited to 200 emails a day and does not allow extra emails. Verified Oct 11, 2026 · SMTP2GO pricing, loaded monthly plan cards |
| Sending volume |
|
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| Sender domains | Not verified | SPF and DKIM are set up automatically for your sending domains. Verified Oct 11, 2026 · SMTP2GO homepage |
| Log retention |
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|
| Webhooks and events |
| Not verified |
| Dedicated IP | Pro and Premier include dedicated IPs; more can be purchased. Verified Oct 11, 2026 · SendGrid: official product and plan documentation
|
|
| Support | Access to expert services and personalized support is listed as available for purchase. No price is shown. Verified Oct 11, 2026 · SendGrid: official product and plan documentation | Starter: ticket, chat and phone support. Verified Oct 11, 2026 · SMTP2GO: official product and plan documentation
|
| Overage charges | Sending past the plan's allowance may add overage charges on top of the monthly rate; the rate is not published on the pricing page. SendGrid suggests upgrading if you regularly hit the limit. Verified Oct 11, 2026 · SendGrid: official product and plan documentation |
|
| Coverage note | Additional IPs can be bought as an add-on. More history is available for purchase. Volume is selected at purchase. | At the default volume shown. |