Mailchimp vs SendGrid

Estimated monthly cost comparison — not just the headline price

Prices change often — confirm on the vendor's site before buying. Report incorrect pricing →

Quick Take

SendGrid has the lower estimated monthly cost (~7%)

Based on advertised price plus documented recurring fees, not your exact usage.

Best for Mailchimp

Email marketing platform with automation. Free for 500 contacts, then contact-based pricing creates

Best for SendGrid

Twilio's email delivery platform for transactional and marketing emails. Free for 100 emails/day, th

M

Mailchimp

Email marketing platform with automation. Free for 500 contacts, then contact-ba...

Advertised

$0

/month

Estimated monthly cost

$113

/month (illustrative)

Documented Extra Fees (+$113/mo)

Unsubscribed Contacts Count

Mailchimp counts unsubscribed and non-subscribed contacts toward your billing limit. A list of 10K w...

+$30/mo

Steep Contact Tier Scaling

Pricing jumps dramatically: 500 contacts = $13.99/mo, 2,500 = $45/mo, 10K = $100/mo, 50K = $350/mo. ...

+$50/mo

Pay-As-You-Go Email Credits

Over-limit sends cost extra as email credits. Standard plan allows 12x your contact limit per month....

+$20 per use

Advanced Automation Paywall

Free and Essentials include only basic automations. Customer journeys with branching, A/B testing, a...

+$13/mo

Pricing Tiers

Free
$0/mo
Essentials
$13/mo
StandardPopular
$20/mo
Premium
$350/mo
S

SendGrid

Twilio's email delivery platform for transactional and marketing emails. Free fo...

Advertised

$0

/month

Estimated monthly cost

$105

/month (illustrative)

Documented Extra Fees (+$105/mo)

Dedicated IP Required for Deliverability

Shared IP on lower plans hurts deliverability. Dedicated IP costs $20-$40/mo extra and requires Pro ...

+$30/mo

Email Validation Add-On

Email address validation to reduce bounces costs $0.003-$0.01 per validation. Validating a 50K list ...

+$50 per use

Overage Email Charges

Exceeding monthly email limit incurs overage at $0.00085-$0.001 per email. 100K extra emails = $85-$...

+$25/mo

Pricing Tiers

Free
$0/mo
EssentialsPopular
$20/mo
Pro
$90/mo

Key Differences

1

Mailchimp advertises $0/mo. SendGrid advertises $0/mo.

2

Mailchimp has 4 documented hidden fees. SendGrid has 3.

3

Mailchimp confidence: 80%. SendGrid confidence: 75%.

Cost Comparison Summary

MetricMailchimpSendGridWinner
Advertised Price$0/mo$0/mo—
Estimated Monthly Cost$113/mo$105/moSendGrid
Recurring Extra Fees+$113/mo+$105/moSendGrid
One-Time Costs$0$0—
# Documented Fees43—
Pricing Tiers43—
Affiliate ProgramNo public affiliate program (discontinued 2022)None—

Frequently Asked Questions

Is Mailchimp or SendGrid cheaper?

Mailchimp advertises $0/mo and SendGrid advertises $0/mo. Mailchimp has 4 documented extra fees (recurring: +$113/mo), while SendGrid has 3 (recurring: +$105/mo). On these illustrative assumptions, SendGrid has the lower estimated monthly cost (about 7% less). Your real cost depends on seats and usage — use the calculator for your numbers.

What extra fees does Mailchimp have?

Mailchimp has 4 documented extra fees: Unsubscribed Contacts Count, Steep Contact Tier Scaling, Pay-As-You-Go Email Credits, Advanced Automation Paywall. Recurring fees add roughly $113/mo on top of the $0/mo advertised price.

What extra fees does SendGrid have?

SendGrid has 3 documented extra fees: Dedicated IP Required for Deliverability, Email Validation Add-On, Overage Email Charges. Recurring fees add roughly $105/mo on top of the $0/mo advertised price.

Should I choose Mailchimp or SendGrid?

Choose Mailchimp if: Email marketing platform with automation. Free for 500 contacts, then contact-based pricing creates . Choose SendGrid if: Twilio's email delivery platform for transactional and marketing emails. Free for 100 emails/day, th. The right choice depends on your team size, usage volume, and which features you need most.

How accurate is this Mailchimp vs SendGrid comparison?

This comparison is compiled from public vendor pricing pages and documentation. It uses illustrative assumptions (see "Cost Comparison Summary"), not your exact seats or usage, and vendor prices change often. Confirm current prices on each vendor's site, and use our calculator with your own usage for a closer estimate. Spotted an error? Email hello@trulycritic.com.

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