Email Marketing ROI Calculator
Measure return and profit from an email campaign.
Results update as you type.
How it works
An email marketing ROI calculator measures whether a campaign made money and how efficiently, comparing the revenue it drove against what it cost to run. You enter the revenue attributed to the campaign and its total cost, covering the platform, design, copywriting and any promotional offers, and the tool returns the return on investment as a percentage alongside the net profit in dollars. Email consistently ranks among the highest-returning channels in marketing, precisely because its costs are so low relative to the revenue a well-targeted list can produce, and this calculator makes that advantage concrete. The ROI percentage tells you how many dollars came back for each dollar spent, which is ideal for comparing email against paid ads, social, or other campaigns on a level footing, while the net profit figure shows the actual money added to the business. Reading these together prevents two common mistakes: celebrating a big revenue number that hid an expensive send, or dismissing a modest-revenue campaign that was almost free to run and therefore hugely profitable. Tracked across campaigns, email ROI reveals which segments, offers and send strategies pay off, guiding where to focus. Ecommerce marketers, email specialists, agencies and small business owners use an email marketing ROI calculator to justify the channel's budget, compare campaigns and flows, test whether a promotion's discount ate its profit, and demonstrate that disciplined email marketing remains one of the most cost-effective ways to generate revenue. It turns a send report and an invoice into a clear verdict on whether the campaign earned its keep.
Email ROI = ((revenue − cost) ÷ cost) × 100
Email marketing ROI subtracts the campaign cost from the revenue it generated to find the net gain, then divides that gain by the cost to express it as a percentage return. A result of one hundred percent means the campaign doubled its money, returning a dollar of profit for every dollar spent. Because cost is the denominator, email's famously low sending costs tend to produce dramatic percentages, which is exactly why the channel is prized: modest spend against meaningful revenue yields a return that few other channels can match.
Source:Standard marketing metric (email ROI)
We review all our tools from time to time to ensure accuracy.
Worked example
How to use this calculator
- 1
Enter your values
Enter campaign revenue and campaign cost.
- 2
Adjust the options
Fine-tune any options to match your situation.
- 3
Read your result
Email ROI updates instantly as you type — no button to press.
Frequently asked questions
How is email marketing ROI calculated?
Email ROI is calculated by subtracting the campaign cost from the revenue it generated, then dividing that net gain by the cost and multiplying by one hundred for a percentage. For example, three thousand in revenue against a five hundred cost gives twenty-five hundred profit, which divided by five hundred is a five hundred percent return. The percentage shows efficiency per dollar spent, while the net profit shows the actual money the campaign added to the business.
Why does email tend to have high ROI?
Email typically posts high ROI because its costs are extremely low compared with the revenue it can generate. You are marketing to people who already chose to hear from you, so intent is high, and sending costs little beyond the platform fee and the time to create the message. That combination of a warm, owned audience and minimal per-send cost means even modest revenue produces a large percentage return, which is why email is repeatedly cited among the most cost-effective channels.
What costs should I include in the campaign cost?
For an accurate ROI, include all the costs tied to the campaign: your email platform's fee, any spend on design, copywriting or freelancers, the cost of discounts or free products offered in the promotion, and a reasonable share of the time your team spent. Leaving out real costs inflates ROI and can make an unprofitable promotion look successful. The more completely you capture cost, the more trustworthy the return figure becomes for comparing campaigns.
What is a good email marketing ROI?
Email is often cited as returning many times its cost, with widely quoted industry figures suggesting a return of several dozen dollars for every dollar spent, though results vary enormously by list quality, offer and execution. Rather than chase a headline benchmark, compare your campaigns against each other and against your other channels. Any campaign returning comfortably more than it cost is working, and improving list segmentation and relevance tends to push the return higher.
How can I improve my email ROI?
Grow and clean your list so you reach engaged subscribers, and segment it so each message is relevant to who receives it, since relevance drives revenue. Improve subject lines and content to lift opens and clicks, use automated flows like welcome and abandoned-cart series that convert cheaply, and test offers to find what sells without over-discounting. Keeping costs lean while raising revenue per send is the most direct route to a stronger return on the channel.