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Business Process Automation: How to Calculate the Real ROI of Your Investment

Solventus Software
5 min read
Diagram showing return on investment in business process automation with time and cost savings charts
Diagram showing return on investment in business process automation with time and cost savings charts

In today’s business landscape, process automation is no longer a luxury—it’s a competitive necessity. Companies that still rely on manual processes are losing money every day—and they probably don’t even know it.

In this article, we’ll analyze the real return on investment of automation, with concrete data and examples from real businesses.

The Hidden Cost of Manual Processes

Imagine this scenario: your accountant spends 4 hours daily manually entering data between systems.

Let’s do the math:

ConceptCalculationAnnual Cost
Hours dedicated4h/day x 250 working days1,000 hours
Cost per hour1,000h x €25/hour€25,000
Error rate2-5% requires correction+€3,000
Actual totalTime + errors + opportunity~€30,000

That’s €30,000 annually on a single task that could be automated.

Real Automation Cases in SMEs

Case 1: Manufacturing Company

Problem: Inventory management using manually updated Excel spreadsheets.

Solution implemented: Automated inventory system with real-time updates connected to production and sales.

Results after 6 months:

  • Inventory time: From 3 days to 2 hours
  • Stock errors: 87% reduction
  • Urgent orders due to material shortage: Eliminated
  • ROI: Investment recovered in 4 months

Infographic showing inventory process transformation: before with manual Excel and errors, after with automated system and real-time data

Case 2: Professional Services Firm

Problem: Manual invoicing requiring 3 days per month between generation, sending, and follow-up.

Solution implemented: Complete automation of the billing cycle with bank integration.

Results:

  • Billing time: From 3 days to 3 hours
  • Average collection: From 45 days to 28 days
  • Annual savings: €18,000 (time + reduction in non-payments)

Case 3: Logistics Company

Problem: Manual delivery coordination via WhatsApp and phone calls.

Solution implemented: Route management app with automatic customer notifications.

Results:

  • Daily calls: From 50 to 5 (incidents only)
  • Customer satisfaction: +40% in surveys
  • Failed deliveries: -60%

How to Calculate Your Automation ROI

Before investing in automation, you need to understand where your greatest savings potential lies.

ROI = (Annual Savings − Implementation Cost) ÷ Implementation Cost × 100

In other words: if you save €25,000 per year and implementation cost €10,000, your ROI is 150%.

Step 1: Identify Your Candidate Processes

The best candidates for automation have these characteristics:

CharacteristicWhy It Matters
RepetitiveExecutes the same way every time
Rule-basedPredictable decisions
High volumeMany executions
Error-proneHumans make mistakes
Time-consumingHours of manual work

Step 2: Quantify the Current Cost

For each process, calculate:

  1. Weekly hours dedicated by all employees
  2. Cost per hour (salary + social charges)
  3. Cost of errors (correction, rework, lost customers)
  4. Opportunity cost (what could those people do if they weren’t doing this task)

Step 3: Estimate the Savings

Automation typically reduces:

  • Process time: 70-90%
  • Errors: 80-95%
  • Operating costs: 20-40%

Bar chart comparing costs before and after automation: process time, error rate, and operating costs

The 5 Processes with the Highest ROI to Automate

Based on our experience with dozens of companies, these are the processes where automation generates the greatest return:

1. Invoice Processing

  • Typical savings: €15,000-30,000/year
  • Implementation time: 2-4 weeks
  • Expected ROI: 300-500%

2. Customer Onboarding

  • Typical savings: €10,000-20,000/year
  • Additional benefit: Better customer experience
  • Expected ROI: 200-400%

3. Inventory Management

  • Typical savings: €20,000-50,000/year
  • Additional benefit: Zero stockouts
  • Expected ROI: 400-800%

4. Reporting and Analysis

  • Typical savings: €8,000-15,000/year
  • Additional benefit: Real-time decisions
  • Expected ROI: 150-300%

5. Customer Communications

  • Typical savings: €5,000-12,000/year
  • Additional benefit: Consistency and speed
  • Expected ROI: 200-350%

Common Mistakes When Automating (and How to Avoid Them)

Mistake 1: Automating Broken Processes

Problem: Automating a bad process just makes it fail faster. Solution: First optimize, then automate.

Mistake 2: Trying to Automate Everything at Once

Problem: Projects too large that never finish. Solution: Start with one high-impact process and expand.

Mistake 3: Not Involving Users

Problem: Systems that nobody uses. Solution: Employees who execute the process must participate in the design.

Mistake 4: Forgetting Maintenance

Problem: Automations that stop working. Solution: Plan support and updates from the start.

AI and Automation: The Next Level

Artificial intelligence is taking automation to another level. We no longer just automate repetitive tasks—we can now:

  • Extract data from unstructured documents (emails, PDFs, images)
  • Make decisions based on historical patterns
  • Predict problems before they occur
  • Respond to customers with natural language

Flowchart showing how AI enhances automation processes: unstructured data input, intelligent processing, and automated action output

Real Example: AI in Customer Service

A company with 500 daily email inquiries implemented:

  1. Automatic classification by query type
  2. Automatic responses for frequent queries (60% of total)
  3. Intelligent prioritization of the rest

Result: The customer service team went from 5 people to 2, with better customer satisfaction.

Action Plan: Your Next Steps

If you’re considering automating processes in your company, here’s a practical plan:

Week 1: Audit

  • List all processes that consume more than 2 hours weekly
  • Identify the 3 with the greatest automation potential
  • Calculate the current cost of each

Week 2: Prioritization

  • Evaluate complexity vs. impact
  • Select 1 process to start
  • Define success metrics (time, errors, cost)

Weeks 3-4: Exploration

  • Research existing solutions (not everything requires custom development)
  • Consult with experts for viable options
  • Request quotes and timelines

Conclusion: The Time to Automate Is Now

Companies that don’t automate are subsidizing their competition. Every hour your employees spend on repetitive tasks is an hour they’re not using to innovate, sell, or better serve your customers.

The question isn’t whether to automate, but what to automate first.


Free Automation Audit

At Solventus, we offer a free 30-minute audit where:

  1. We analyze your current processes
  2. We identify your 3 biggest savings opportunities
  3. We give you an ROI estimate with no obligation

No aggressive selling. Just insights that could save you thousands of euros.

Request Free Audit


Have questions about process automation? Contact us at [email protected] or through LinkedIn.