RFP vs RFI: Deep Dive into Proposal vs Information
An in-depth comparison of RFP and RFI processes, helping procurement teams choose the right document type for their specific needs.
RFP — Request for Proposal
RFI — Request for Information
Detailed Comparison
| Feature | RFP — Request for Proposal | RFI — Request for Information |
|---|---|---|
| Stage in Procurement | Decision phase | Research phase |
| Output | Scorable proposals | Information summaries |
| Evaluation Required | Yes — weighted scoring | No — informational review |
| Cost to Issue | Higher (detailed evaluation) | Lower (quick review) |
Quick Summary
- ✓ RFI is your research tool — use it to understand the market before making any commitments.
- ✓ RFP is your decision tool — use it when you're ready to select a vendor based on detailed proposals.
- ✓ The natural flow is: RFI (understand market) → RFP (select vendor) → Contract (execute).
When to Use Each
Choose RFP — Request for Proposal
Use RFP when you understand the problem, have defined requirements, and need vendors to propose how they'll solve it. Requires significant evaluation effort.
Choose RFI — Request for Information
Use RFI at the very beginning of a procurement process or when entering a new category. It helps build a supplier longlist without commitment.
Frequently Asked Questions
Can I skip RFI and go straight to RFP?
If you already know the market well, yes. But for new categories, RFI saves time by preventing unsuitable proposals.
How many vendors should I include in each?
RFI: 5-10 for broad market view. RFP: 3-5 for detailed evaluation manageable scope.
Is RFI legally binding?
No. RFI is purely informational and creates no obligations for either party.
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