How to Compare Software Quotations on the Same Scope

Two software quotations can describe the same project in very different ways. One may include an administrator portal, data migration and ongoing support. Another may price only the customer-facing screens. Comparing the totals without resolving those differences can lead to the wrong decision.

The practical first step is to create a shared scope worksheet and ask each supplier to respond to the same requirements. The worksheet should make differences visible before you negotiate price. A clear project brief is a good starting point for it.

Start with the work users need to complete

Describe a small number of complete workflows. For a customer portal, these might include submitting a request, receiving an estimate, approving work and checking progress.

Then identify the roles involved. A customer, an administrator and a service coordinator may need different permissions and screens, even when they participate in the same workflow.

Avoid using a screen count as the only measure of scope. One screen can contain complex pricing or approval rules, while several simple information pages may involve less work.

Build a comparison table

Use one row per meaningful requirement and one response column per supplier.

For each row, use “Included”, “Excluded” or “Clarification required”. Link the answer to a section in the supplier’s proposal so the comparison remains traceable.

Separate price from assumptions

Ask suppliers to state the assumptions behind their estimate. How many integrations are included? Who supplies content? Does the price cover historical data migration? What happens if an external system has no usable connection method?

Choose one reporting currency and keep any other currencies explicit. If a comparison needs currency conversion, use one dated rate and show the original amounts as well. Confirm tax treatment separately rather than treating every quoted total as directly comparable.

The aim is to understand what the money buys. A lower number may reflect an efficient approach, a narrower scope or an unresolved assumption.

Compare the first year of operation

The launch invoice is only one part of the decision. Ask for the expected categories of ongoing cost and the conditions that change them.

For example, a usage-based service might increase with message volume. A support agreement may exclude new features. A platform subscription may include hosting but restrict data exports.

Request a low, expected and high usage scenario where that difference matters. These should be supplier assumptions for your project, not generic market estimates presented as a quotation.

Resolve the gaps before choosing

Hold a short clarification meeting using the worksheet. Ask every supplier the same open questions and update the answers in writing.

If one offer includes a feature you do not need, request an alternative without it. If a necessary workflow is missing, ask for a revised price. The goal is a scope you can fund, test and operate.

Keep the final comparison alongside the agreed statement of work. It becomes a useful record when the project team asks why an item was included or deferred.

For the wider document structure, see our guide to software proposal contents.

Next step

Bring your current brief and any quotations you have received, and discuss your project scope with iConsultants. We can help turn a broad idea into requirements that suppliers can price consistently.