Choose Copper if you need
- Integration with Slack or Mailchimp. We haven't found them on Dynamics 365 Sales's website.
Side by side, from each tool's own website. A tool's rating shows once it has 3 reviews.
From each tool's own website, checked on the dates below, and from published reviews.
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.

Nobody has reviewed Copper yet. Its rating shows once it has 3 reviews.
Review CopperNobody has reviewed Dynamics 365 Sales yet. Its rating shows once it has 3 reviews.
Review Dynamics 365 SalesFrom the platforms and integrations each website lists.
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Copper and Dynamics 365 Sales yet.
Your review makes this comparison better for the next person. Review Copper or review Dynamics 365 Sales.
Copper: Facts from copper.com, checked October 23, 2026. Sources: copper.com, copper.com/pricing, copper.com/integrations, developer.copper.com.
Dynamics 365 Sales: Facts from microsoft.com, checked October 28, 2026. Sources: microsoft.com/en-us/dynamics-365/products/sales, microsoft.com/en-us/dynamics-365/pricing-overview, microsoft.com/en-us/dynamics-365/free-trial.
Prices change, so confirm on their sites.