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Constant Contact vs Brevo vs EmailOctopus: Email Marketing Platform Comparison for Small Businesses

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Platform Overview

These three platforms target small businesses and organisations but occupy different positions in the market:

Feature Constant Contact Brevo (formerly Sendinblue) EmailOctopus
Founded 1995 2012 2014
Primary market Small businesses; nonprofits SMBs; startups; growing businesses Startups; creators; cost-conscious SMBs
Philosophy All-in-one marketing; ease of use Multi-channel (email + SMS + chat); value pricing Simple email marketing; affordability
Free tier 14-day trial only Yes (300 emails/day; up to 9,000/month) Yes (2,500 subscribers; 10,000 emails/month)
Starting paid price $12/month (Lite, 500 contacts) $9/month (500 contacts; 5,000 emails) $9/month (500 subscribers; unlimited emails)
Pricing model By contact count By contact count (with email volume limits) By subscriber count (unlimited sends on paid)

Core Features

Email campaign features

Feature Constant Contact Brevo EmailOctopus
Drag-and-drop editor Yes (strong; many templates) Yes (good; modern templates) Yes (basic; clean templates)
HTML editor Yes Yes Yes
Template library 200+ templates 40+ templates 30+ templates
A/B testing Yes (subject line + content) Yes (subject line + content + send time) Yes (subject line only)
Dynamic content Yes (Standard+) Yes No
Send time optimisation Yes (Standard+) Yes (machine learning-based) No
RSS-to-email No Yes Yes
Surveys and polls Yes (built-in) No (third-party integration) No
Event management Yes (built-in; strong feature) No No
Social media posting Yes (built-in) No No

Automation

Feature Constant Contact Brevo EmailOctopus
Welcome sequences Yes Yes Yes
Drip campaigns Yes Yes Yes
Behavioral triggers Yes (Standard+) Yes (all plans) Limited (tag-based)
Abandoned cart Yes (Shopify integration) Yes (Shopify, WooCommerce) No
If/then branching Yes (Standard+) Yes No
Lead scoring No Yes No
Multi-channel automation (email + SMS) No (email only) Yes No
Visual workflow builder Yes Yes (strong) Basic (linear)

Contact management

Feature Constant Contact Brevo EmailOctopus
Segmentation Yes (tags, lists, engagement) Yes (tags, lists, engagement, events) Yes (tags, custom fields)
Custom fields Yes Yes (unlimited on paid) Yes
Contact scoring No Yes (lead scoring) No
CRM functionality Basic (contact management) Yes (built-in CRM; deals pipeline) No
Landing pages Yes Yes Yes
Signup forms Yes (pop-ups, inline, landing pages) Yes (pop-ups, inline, landing pages) Yes (inline, pop-ups)
List import Yes (CSV, XLSX, copy-paste) Yes (CSV, copy-paste) Yes (CSV, copy-paste)

Additional channels

Channel Constant Contact Brevo EmailOctopus
SMS marketing No Yes (built-in; competitive pricing) No
WhatsApp campaigns No Yes No
Live chat No Yes (built-in) No
Push notifications No Yes (web push) No
Facebook / Instagram ads Yes (built-in ad creation) Yes (Facebook ads) No

Pricing Comparison

Monthly pricing by list size (billed monthly)

List size Constant Contact (Lite) Constant Contact (Standard) Brevo (Starter) Brevo (Business) EmailOctopus (Pro)
500 contacts $12 $35 $9 (5K emails) $18 (5K emails) $9 (unlimited emails)
2,500 contacts $35 $55 $29 (20K emails) $49 (20K emails) $19 (unlimited emails)
5,000 contacts $55 $75 $29 (20K emails) $49 (20K emails) $29 (unlimited emails)
10,000 contacts $80 $110 $39 (40K emails) $69 (40K emails) $44 (unlimited emails)
25,000 contacts $155 $210 $69 (40K emails) $129 (60K emails) $77 (unlimited emails)
50,000 contacts $275 $365 $99 (60K emails) $169 (100K emails) $127 (unlimited emails)

Key pricing differences

Factor Constant Contact Brevo EmailOctopus
Pricing model By contacts only By contacts + email volume By subscribers only (unlimited sends)
Free plan No (14-day trial) Yes (300/day; 9K/month) Yes (2,500 subs; 10K/month)
Branding removal Paid plans Starter+ ($9+) Pro plans ($9+)
SMS included No Pay-per-SMS (credits) No
Annual discount ~15% ~10% ~16%

Deliverability

Factor Constant Contact Brevo EmailOctopus
Shared IP (default) Yes Yes Yes (sends via Amazon SES)
Dedicated IP Yes ($50+/month) Yes (Business plan or add-on) No (uses Amazon SES)
Deliverability reputation Strong (long track record) Good (improving) Good (Amazon SES backbone)
Authentication (SPF/DKIM) Yes Yes Yes
Deliverability monitoring Basic Advanced (Business plan) Basic
Compliance team Yes (strict list requirements) Yes Yes (Amazon SES policies)

Integrations

Integration category Constant Contact Brevo EmailOctopus
E-commerce (Shopify) Yes (native) Yes (native) Yes (via Zapier)
E-commerce (WooCommerce) Yes (native) Yes (native; strong) Yes (native)
CRM (Salesforce) Yes (native) Yes (native) No (Zapier)
CRM (HubSpot) No No No
WordPress Yes (plugin) Yes (plugin) Yes (plugin)
Zapier Yes (1,000+ connections) Yes (1,000+ connections) Yes (1,000+ connections)
API access Yes Yes (well-documented) Yes
Total native integrations 300+ 150+ 50+

Strengths and Weaknesses

Constant Contact

Strengths Weaknesses
Easiest to use; minimal learning curve Most expensive at every tier
Built-in event management (unique feature) No free plan
Built-in social media posting Automation less powerful than Brevo
Strong for nonprofits (special pricing available) No SMS or multi-channel
Longest track record; established deliverability Template designs can feel dated
Strong phone support Advanced features locked behind Standard plan

Brevo

Strengths Weaknesses
Best value for multi-channel (email + SMS + chat + CRM) Email volume limits on lower tiers (must buy more sends)
Built-in CRM with deals pipeline Template library smaller than Constant Contact
Strongest automation at price point Interface more complex; steeper learning curve
Generous free plan Deliverability historically lower (improving)
Transactional email included Support response times can be slow
SMS built in at competitive rates Some features require Business plan ($18+/month)

EmailOctopus

Strengths Weaknesses
Most affordable at every list size Fewest features overall
Unlimited sends on paid plans No SMS, chat, or multi-channel
Simple and clean interface Very basic automation (linear only)
Amazon SES backbone (reliable delivery) No built-in CRM
Generous free plan (2,500 subscribers) Limited integrations (Zapier-dependent)
Good for creators and simple newsletters No A/B testing beyond subject lines

Use Case Recommendations

If you need... Best choice Why
Simplest tool for a non-technical user Constant Contact Most intuitive; phone support; least learning curve
Event invitations and registration Constant Contact Only one with built-in event management
Multi-channel (email + SMS + chat) Brevo Only one with all channels built in
CRM + email in one tool Brevo Built-in CRM with deals pipeline
Cheapest option for a large list EmailOctopus Lowest price at every tier; unlimited sends
Simple newsletter for a creator or startup EmailOctopus Clean; affordable; no unnecessary complexity
Nonprofit with events and fundraising Constant Contact Event tools; nonprofit discount; ease of use
E-commerce with abandoned cart Brevo Strong automation; e-commerce integrations
Transactional + marketing email in one Brevo Transactional email included; API for developers

Migrating Between Platforms

When moving between email marketing platforms or consolidating subscriber lists from multiple sources, export your subscriber lists from all platforms (CSV). Upload these exports to Email Extractor to extract and deduplicate email addresses before importing into your new platform. Subscribers may exist in multiple lists, segments, or across platforms, and deduplication prevents inflating your new platform's contact count (and cost) with duplicate records.

Extract emails

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Verify emails

Check address validity before using your list.

ZeroBounce

Email Verification

Verifies email lists and provides tools for monitoring deliverability.

Useful when list cleaning and sender health belong in one workflow.

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