How do Campaign Monitor and SendGrid prices compare?

Campaign Monitor: $0/month on Free at 0 contacts. SendGrid: $90/month on Pro at 100,000 emails. Different billing units are not an equal-workload comparison. Estimates exclude unlisted add-ons and taxes.

What matters for transactional email?

Review SMTP or API integration, domain authentication, bounce and complaint events, suppression handling and delivery-log retention.

Can I compare marketing and agent email by sends?

Only when the published plan actually bills by sends. Contacts, subscribers and inboxes stay in their own billing units.

What features and free access does Campaign Monitor list?

Drag-and-drop email builder with custom HTML template import, Visual customer journey automation and drip campaigns, Built-in transactional email sending with REST API integration, A/B testing, inbox preview, and spam testing tools, Send time optimization and engagement-based segmentation on higher tiers. Free access: 30-day free trial for up to 500 contacts and 500 email sends. Check plan-specific availability and current terms on the provider's official pricing page.

What features and free access does SendGrid list?

Marketing + transactional, Mature deliverability. Free access: 100 emails/day (trial). Check plan-specific availability and current terms on the provider's official pricing page.

Email APIs · side by side

Campaign Monitor vs SendGrid

Compare Campaign Monitor, SendGrid by sending volume, delivery webhooks, inbound email, domain limits and retention.

Email APIs pricing calculator

These providers bill in different units. Each estimate uses its own workload; there is no same-volume price winner.

Campaign Monitor

Number of contacts

SendGrid

Monthly emails

100K

Campaign Monitor

$0 / mo

Free · 0 contacts

SendGrid

$90 / mo

Pro · 100K emails

Listed USD plan fees and tracked usage only. Unlisted compute, transfer, extras, taxes and contract terms are excluded. Custom or unsupported plan usage is not estimated.

Email APIs overview & pricing

Email APIs	Campaign Monitor	SendGrid
Provider	Marigold	Twilio
Billing unit	contacts	emails
Plan at selected usage	Free	Pro
Monthly estimate	$0/mo	$90/mo
Workload	0 contacts	100K emails
Free access	30-day free trial for up to 500 contacts and 500 email sends	100 emails/day (trial)
Published plans	Free, Lite, Essentials, Premier, Enterprise	Free Trial, Essentials, Pro, Premier
Prices checked	2026-10-08	2026-10-08

Provider

Campaign Monitor: Marigold
SendGrid: Twilio

Billing unit

Campaign Monitor: contacts
SendGrid: emails

Plan at selected usage

Campaign Monitor: Free
SendGrid: Pro

Monthly estimate

Campaign Monitor: $0/mo
SendGrid: $90/mo

Workload

Campaign Monitor: 0 contacts
SendGrid: 100K emails

Free access

Campaign Monitor: 30-day free trial for up to 500 contacts and 500 email sends
SendGrid: 100 emails/day (trial)

Published plans

Campaign Monitor: Free, Lite, Essentials, Premier, Enterprise
SendGrid: Free Trial, Essentials, Pro, Premier

Prices checked

Campaign Monitor: 2026-10-08
SendGrid: 2026-10-08

Email APIs monthly cost

Campaign Monitor: $0SendGrid: $90

Different workloads, separate estimates

Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.

Email APIs feature comparison

Email APIs	Campaign Monitor	SendGrid
Single sign-on	Not listed
Multiple users	Unlimited	Not listed
User roles & permissions		Not listed
Two-factor authentication
Marketing Monitor		Not listed
Drip Campaigns		Not listed
Campaign Score		Not listed
Contacts	500 contacts for the 30-day free trial	Not listed
Monthly send volume	500 email limit for the 30-day free trial	Not listed
Drag-and-drop builder		Not listed
Customizable template library		Not listed
Custom coded templates		Not listed
Branded templates		Not listed
Segmentation tools		Not listed
Free image gallery		Not listed
Signup forms	Limited	Not listed
Mobile optimization tools		Not listed
A/B testing		Not listed
Preference Center		Not listed
Real-time reporting analytics	Limited	Not listed
Worldview reporting	Limited	Not listed
Email Workspace	Limited trial access	Not listed
Creative Lab	Limited trial access	Not listed
Brand Hub		Not listed
Translation		Not listed
Social Suite	Limited trial access	Not listed
Campaign Series		Not listed
AI Email Booster		Not listed
AI Segment Mapper		Not listed
AI Writer		Not listed
Automated emails		Not listed
Prebuilt journeys		Not listed
Non-human click filter		Not listed
Subject line recommendations		Not listed
Engagement segments		Not listed
RSS feed trigger		Not listed
Transactional emails		Not listed
Campaign tags		Not listed
Dynamic content	Limited	Not listed
Custom fields		Not listed
Countdown timer		Not listed
Time zone sending		Not listed
Send time optimization		Not listed
Email section locking		Not listed
Advanced link tracking		Not listed
Link review		Not listed
Design & spam testing		Not listed
AI Support Agent		Not listed
Email support		Not listed
Phone support		Not listed
Deliverability support		Not listed
Help Center		Not listed
Training videos		Not listed
Campaign Monitor 101		Not listed
Website Builder		Not listed
API access		Not listed
SMTP and API	Not listed
Comprehensive Client Libraries	Not listed
Setup Guide	Not listed
Interactive API Docs	Not listed
Knowledge Center	Not listed
Purpose-Built Mail Transfer Agent	Not listed
Domain Authentication (SPF/DKIM)	Not listed
Dedicated IP Addresses	Not listed	1 included*
Dedicated IP Pooling	Not listed
Automated, dedicated IP warm up	Not listed
Email Address Validation API	Not listed	2,500 free validations included
Reputation & Delivery Visibility	Not listed
Suppression Management	Not listed
Globally Distributed Architecture	Not listed
Link Branding	Not listed
Reverse DNS	Not listed
Universal Links	Not listed
IP Access Management	Not listed
Two-Factor Authentication
TLS Encryption	Not listed
SOC 2 Type II Certification	Not listed
GDPR Compliance	Not listed
Data Residency (EU)	Not listed
Event Webhook Security	Not listed
Event Webhook	Not listed	5 included
Deliverability Insights	Not listed
Real-Time Analytics	Not listed
Advanced Statistics	Not listed
Inbound Parse Webhook	Not listed
Bounce and Block Classifications	Not listed
Engagement Tracking	Not listed
ISP Feedback Loop Data	Not listed
Subuser Comparison Statistics	Not listed
Searchable Email Activity	Not listed	7 days of history
Additional Email Activity History	Not listed	Available for purchase
Sender Engagement Quality Score	Not listed
Email Logs	Not listed
Access to Expert Services	Not listed	Available for purchase
Access to Personalized Support	Not listed	Available for purchase
Expert Email Program Management	Not listed
Dynamic Templates	Not listed
Email Content Testing	Not listed	60 credits/mo (more for purchase)
Teammate Permissions	Not listed	1,000 teammates
API Key Permissions	Not listed
Subuser Management	Not listed

Single sign-on

Campaign Monitor: Not listed
SendGrid

Multiple users

Campaign Monitor: Unlimited
SendGrid: Not listed

User roles & permissions

Campaign Monitor
SendGrid: Not listed

Two-factor authentication

Campaign Monitor
SendGrid

Marketing Monitor

Campaign Monitor
SendGrid: Not listed

Drip Campaigns

Campaign Monitor
SendGrid: Not listed

Campaign Score

Campaign Monitor
SendGrid: Not listed

Contacts

Campaign Monitor: 500 contacts for the 30-day free trial
SendGrid: Not listed

Monthly send volume

Campaign Monitor: 500 email limit for the 30-day free trial
SendGrid: Not listed

Drag-and-drop builder

Campaign Monitor
SendGrid: Not listed

Customizable template library

Campaign Monitor
SendGrid: Not listed

Custom coded templates

Campaign Monitor
SendGrid: Not listed

Branded templates

Campaign Monitor
SendGrid: Not listed

Segmentation tools

Campaign Monitor
SendGrid: Not listed

Free image gallery

Campaign Monitor
SendGrid: Not listed

Showing 15 of 101

Which email providers fit your needs?

Campaign Monitor features & plan notes

Drag-and-drop email builder with custom HTML template import
Visual customer journey automation and drip campaigns
Built-in transactional email sending with REST API integration
A/B testing, inbox preview, and spam testing tools
Send time optimization and engagement-based segmentation on higher tiers
500 contacts for the 30-day free trial
500 email limit for the 30-day free trial
Multiple users (Unlimited)
User roles & permissions
Two-factor authentication
Core email features
Limited signup forms
Limited real-time reporting analytics
Limited Worldview reporting
Limited trial access to Marketing Studio (Email Workspace, Creative Lab, Social Suite)
Dynamic content (Limited)

Full pricing Official Pricing API

SendGrid features & plan notes

Marketing + transactional
Mature deliverability
Analytics & deliverability optimization
Dedicated IPs included
Subuser management
Single sign-on (SSO)
Additional teammates: 1,000
Event webhook: 5
Email validation: 2,500
Dynamic templates: Editor and testing

Full pricing Official Pricing API

How to compare email providers

Browse Email APIs pricing

Campaign Monitor vs SendGrid — FAQ

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