When considering investing in a new system or digitizing a process, knowing the cost of the solution or the subscription fee is not enough. A low cost does not necessarily mean the investment is worthwhile, just as a high cost does not necessarily mean it is unprofitable. The most important question here is: What financial value can the organization achieve for its investment?

The impact of digital transformation may manifest as reduced manual labor hours, fewer errors and waste, increased resource productivity, or enhanced processing and sales capacity without a corresponding increase in costs. However, these results only become a basis for financial decision-making after their impact is measured and translated into comparable figures.

This is where the return on investment (ROI) of digital transformation helps assess the relationship between the investment cost and its resulting financial value. This allows the organization to evaluate the project's feasibility and compare its expected outcomes with its cost before making a decision. In this guide, we will learn about the elements involved in the calculation, how to apply the formula, how to measure indirect returns and the cost of maintaining the status quo, and how to monitor the results after implementation.

What is the return on investment of digital transformation? And why do you need to calculate it?

ROI is measured by comparing the net return generated by an investment with its cost over a specific period. In the context of digital transformation, ROI (Return on Investment) means measuring the financial value generated by implementing a system or digitizing a process against the total expenditure of the organization to achieve this transformation. Therefore, the ratio should not be interpreted in isolation from the period during which it was calculated or the assumptions upon which the return on investment (ROI) estimate is based.

There is no single ratio that can be considered a benchmark for the success of all digital transformation projects. The calculation result is influenced by the size of the investment, the nature of the process being digitized, the extent of cost reductions, potential additional revenue, and the extent of solution utilization after implementation. Two organizations using the same solution may achieve completely different results because their starting point, the size of their operations, and their operating costs are not identical.

Therefore, it is more accurate to calculate the ROI for a specific project or process, such as digitizing procurement or inventory management, rather than treating digital transformation as a single investment whose cost and returns are difficult to determine precisely. The goal of the calculation is not simply to achieve a high ratio, but rather to determine whether the expected financial value justifies the investment cost during the period under review.

How do you determine the cost of investment and return before calculating ROI? Before applying the ROI equation, an organization needs to determine two key figures: the total cost of the investment and the total expected financial return. The accuracy of the result depends largely on how these figures are constructed. If the cost is underestimated or the return is based on immeasurable estimates, the resulting ratio will not reflect the actual viability of the project.

First: Determine the total cost of investment. The components of the cost vary depending on the nature of the project and the solution used. For example, when evaluating an investment in a cloud-based ERP system, which is directly related to digitizing and linking financial, administrative, and operational processes, the cost is not limited to the subscription fee. It may also include implementation and customization, system integration, data migration, training, and any operating costs associated with the project. Conversely, expenses that the organization would have incurred in any case should not be included, as the goal is to measure the additional cost associated with the investment under consideration.

Second: Determine the total financial return. This begins by identifying the expected outcomes of the project and then converting the measurable ones into a monetary value. This may include reducing operational costs, minimizing errors, rework, and waste, increasing operational capacity, or generating additional revenue clearly linked to digital transformation. Simply anticipating increased sales after system implementation is insufficient to consider it a return on investment (ROI); there must be a logical basis or historical data to support this claim.

When calculating operational cost reductions, it's crucial to distinguish between actual cost reductions and simply saving employee time. Saving two hours of work per day doesn't automatically translate into financial savings if it doesn't lead to a reduction in actual expenses or the redeployment of that time to an activity that generates added value.

How to Calculate the Return on Investment (ROI) of Digital Transformation: The Step-by-Step Formula

After determining the investment cost and the expected financial return, the ROI can be calculated to assess the investment's effectiveness compared to its expenditure. The basic formula compares the net return to the investment cost:

ROI = (Financial Return - Investment Cost) ÷ Investment Cost * 100

To understand the formula correctly, its components must be differentiated.

Financial Return: This is the value the project has achieved or is expected to achieve during the measurement period, such as actual savings resulting from reduced operating costs or added value resulting from increased operational capacity.

Cost of Investment: This is the total additional costs associated with implementing and operating the project during the same period. The difference between return and cost represents the net return, which the equation uses to arrive at the ROI ratio.

Steps to Calculate ROI in Practice:

Identify the project or process you want to measure.

Start by defining a clear scope for the calculation. Instead of trying to measure the ROI of the entire digital transformation, you can measure a specific project such as implementing an ERP system, digitizing the procurement cycle, automating HR procedures, or digitizing invoicing and inventory management. Defining the scope makes the cost and return more isolateable and measurable.

Calculate the Total Cost of Investment:
Use all costs associated with the project during the measurement period, not just the system or subscription price. This includes implementation and customization costs, integration with other systems, data migration, training, and operation, along with any additional expenses associated with implementing the solution during the measurement period.

Establish a Baseline Before the Transformation: Before estimating the ROI, you must know the cost of the status quo.