What is an RFI (Request for Information)? A detailed explanation of the differences between RFI, RFP, and RFQ, as well as the vendor selection process!

What is an RFI (Request for Information)? A detailed explanation of the differences between RFI, RFP, and RFQ, as well as the vendor selection process!

BIMCAD Journalist 19/03/2026

During project implementation or when searching for technology solutions, organizations often encounter terms such as RFI, RFP, and RFQ. However, many people still confuse their meanings, purposes, and when to use them.

This article will help you clearly understand:
✔ What an RFI is and when to use it
✔ The differences between RFI, RFP, and RFQ
✔ The vendor selection process with specific steps

WHAT IS AN RFI (REQUEST FOR INFORMATION)?


RFI stands for Request for Information. It is a document sent by a buyer to potential vendors to gather general information about products or services, helping the organization better understand the market before entering the negotiation or bidding stage.

RFI

When is an RFI needed?

  • When the organization does not yet have clear requirements and needs to explore the market.
  • When comparing multiple solutions from different vendors.
  • Before making a decision on selecting a partner or issuing a tender invitation.

PURPOSE OF AN RFI


  • Gather general information about products/services.
  • Understand vendor capabilities.
  • Help shortlist potential partners before moving on to an RFP (detailed proposal) or RFQ (quotation).

DIFFERENCE BETWEEN RFI, RFP, AND RFQ


between rfi,rfq,rfp.png

RFI, RFP, AND RFQ

These three terms often appear together, but each type of document serves a different purpose:

CriteriaRFI (Request for Information)RFP (Request for Proposal)RFQ (Request for Quotation)
PurposeGather general informationRequest detailed proposalsRequest specific pricing
TimingEarly stageAfter preliminary screeningWhen preparing to sign a contract
DetailsBasic informationDetails of the solutionPrice and terms

Sections Required in an RFI


An effective RFI typically includes:

  • Project Introduction & Objectives
  • Company Information
  • Current Situation and Challenges
  • Information Requested from the Vendor
  • Response Format & Deadline

8 Benefits of Using an RFI


  1. Gain a clear understanding of the market & products
  2. Easily compare vendors
  3. Make objective decisions
  4. Quickly screen potential suppliers
  5. Access the latest information
  6. Reduce research time & costs
  7. Increase transparency in selection
  8. Easily store and use as a reference document

Notes When Writing an RFI


  • Clearly define objectives
  • Keep questions concise and easy to answer
  • Avoid requesting overly detailed information
  • Communicate via email to save time

What Are RFP & RFQ?


RFP (Request for Proposal): A document sent to vendors requesting them to provide a detailed proposal for the solution, implementation approach, and estimated costs for a specific project. RFPs are typically used when a company has clearly defined requirements and objectives but needs vendors to propose the optimal approach for execution.

RFQ (Request for Quotation): A document used to request vendors to provide detailed and accurate pricing for a specific product or service of interest to the company. RFQs usually appear in the final stage of the selection process, when technical requirements are clear and the goal is to compare costs to choose the best option.

Supplier Selection Process


Step 1: Send an RFI to gather information.

Step 2: Analyze, screen, and send an RFP to 3–5 suitable vendors.

Step 3: Receive quotations (RFQ) and conduct a detailed evaluation.

Step 4: Select the final vendor.

Conclusion


Understanding and correctly using RFI, RFP, and RFQ helps businesses minimize risks, select the right partners, and optimize costs.

If you need support in developing the RFI-RFP-RFQ process or implementing digital solutions, BIMCAD Vietnam is ready to assist you.

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