Proposal vs Quote vs Estimate: What's the Difference?

When to use each, what to include, and how they impact your close rate.

"Send me a proposal."

"Can I get a quote?"

"What's your estimate?"

Clients use these terms interchangeably. But they mean different things—and using the wrong one can cost you money.

Here's when to use each and how to structure them for maximum impact.

Quick Comparison

EstimateQuoteProposal
PurposeRough pricingFixed pricingSell and close
Detail levelLowMediumHigh
BindingNoOften yesYes (when signed)
Includes scopeMinimalSomeDetailed
Includes value pitchNoNoYes
Typical length1 paragraph1 page2-10 pages
Close rateLowMediumHigh

What Is an Estimate?

An estimate is a rough approximation of what something might cost. It's non-binding and subject to change.

When to Use Estimates

  • Early in the sales process (before full discovery)
  • When scope is unclear
  • When client just wants a ballpark
  • For complex projects that need investigation

What to Include

  • Approximate price range
  • Key assumptions
  • Major caveats
  • Note that it's not binding

Example Estimate

Based on our brief conversation, a project like this typically runs between $8,000-$15,000 depending on complexity. This is a rough estimate—I'd need to understand more about your specific requirements before providing a firm quote.

The final price will depend on:

  • Number of pages/screens
  • Custom functionality required
  • Timeline and revisions

Would you like to schedule a discovery call to discuss details?

Estimate Pros and Cons

Pros
  • Quick to provide
  • No commitment
  • Filters unqualified leads (sticker shock early)
  • Starts the conversation
Cons
  • Doesn't close deals
  • Can anchor price low
  • No mechanism for acceptance
  • Lacks persuasive elements

What Is a Quote?

A quote (or quotation) is a fixed price offer for a defined scope of work. It's typically binding for a stated period.

When to Use Quotes

  • Straightforward, well-defined projects
  • Repeat/standard work
  • When client just needs price (relationship already established)
  • Competitive bidding situations
  • Physical products or standardized services

What to Include

  • Fixed price (not a range)
  • Scope of work (itemized)
  • What's included/excluded
  • Validity period
  • Payment terms
  • Any conditions

Example Quote

QUOTE #2026-001
Date: January 7, 2026
Valid Until: January 28, 2026

Prepared for: Acme Corp

Project: Website Homepage Redesign

Scope:
- Homepage design (desktop + mobile)
- 2 rounds of revisions
- Final files (Figma + PNG exports)

Not Included:
- Interior pages
- Development/coding
- Stock photography

Investment: $3,500

Payment: 50% deposit, 50% on delivery
Timeline: 2 weeks from deposit

To accept: Sign below or reply "Approved"

________________________
Signature/Date

Quote Pros and Cons

Pros
  • Clear and direct
  • Easy to compare
  • Binding (protection for both sides)
  • Quick to produce
Cons
  • No persuasion or selling
  • Easy to commoditize
  • Focuses on price over value
  • Limited differentiation

What Is a Proposal?

A proposal is a sales document that explains the client's problem, offers a solution, and asks for the business. It combines pricing with persuasion.

When to Use Proposals

  • New client relationships
  • Complex or high-value projects
  • Competitive situations where you need to differentiate
  • When you need to justify pricing
  • When multiple stakeholders will review

What to Include

  1. Executive summary - Problem, solution, outcome
  2. Problem statement - Show you understand their situation
  3. Proposed solution - What you'll do and why
  4. Methodology - How you'll do it
  5. Timeline - When they'll see results
  6. Investment - Pricing with context
  7. Social proof - Why they should trust you
  8. Terms - Payment, scope, conditions
  9. Next steps - How to accept
  10. Signature block - Capture acceptance

Example Proposal Structure

PROPOSAL: Website Redesign for Acme Corp

EXECUTIVE SUMMARY
Acme Corp's website converts 1.2% of visitors—half the industry
average. This proposal outlines a redesign project targeting 3%
conversion, generating an estimated $180K in additional annual
revenue. Investment: $25,000.

THE CHALLENGE
[Their specific situation and pain points...]

OUR SOLUTION
[What you'll do and why it will work...]

APPROACH
[Your methodology and process...]

TIMELINE
[Phases and milestones...]

INVESTMENT
[Pricing with options...]

WHY US
[Credentials, case studies, testimonials...]

NEXT STEPS
1. Sign this proposal
2. Submit 50% deposit
3. Kickoff call within 5 business days

ACCEPTANCE
[Signature block...]

Proposal Pros and Cons

Pros
  • Sells and closes
  • Differentiates from competitors
  • Justifies premium pricing
  • Builds confidence and trust
  • Higher close rates
Cons
  • Takes more time
  • Can be overkill for small projects
  • May feel "too formal" for casual relationships

When Each Format Wins

Use an ESTIMATE When:
  • Client asks "ballpark?"
  • You haven't had a real discovery conversation
  • Scope is too vague to price
  • You're qualifying the lead

Goal: Start a conversation, not close a deal.

Use a QUOTE When:
  • Work is standardized/repeatable
  • Client knows exactly what they want
  • You have an existing relationship
  • They explicitly asked for a quote
  • It's transactional, not consultative

Goal: Provide clear pricing for a defined scope.

Use a PROPOSAL When:
  • It's a new client
  • Project is $5K+ (or whatever's significant for you)
  • You're competing for the work
  • You need to justify your pricing
  • Multiple stakeholders will review
  • The work requires explanation

Goal: Win the business and close the deal.

The Business Impact

FormatTypical Close Rate
Estimate only15-20%
Quote30-40%
Full proposal45-55%
Proposal + follow-up60-70%

The extra effort of writing proposals pays off in higher win rates—especially for larger projects where the dollar value justifies the time investment.

Hybrid Approaches

The Quick Proposal

For smaller projects, combine quote efficiency with proposal elements:

  • 1 page max
  • Brief problem statement
  • Clear deliverables
  • Single price
  • One testimonial
  • Signature line

Takes 15 minutes instead of an hour, but closes better than a plain quote.

The Phased Approach

For complex projects:

  1. Discovery phase - Small paid engagement to define scope
  2. Detailed proposal - Full scope and pricing based on discovery

This reduces risk for both parties and ensures accurate pricing.

Quote + Proposal Hybrid

QUOTE & PROPOSAL

Dear [Name],

Thanks for the great conversation about your website needs.

THE OPPORTUNITY
[1-2 sentences about their situation]

WHAT WE'LL DO
[Bulleted scope]

INVESTMENT
$X,XXX

TIMELINE
X weeks

WHY US
[1-2 sentences + testimonial]

NEXT STEPS
Reply "Approved" or sign below to begin.

________________________

Common Mistakes

Mistake 1: Using Quotes When You Should Propose

If you're competing for work, a plain quote puts you at a disadvantage against competitors sending proposals.

Mistake 2: Over-Engineering Small Projects

A 10-page proposal for a $500 project wastes everyone's time. Match effort to opportunity size.

Mistake 3: Treating Estimates as Binding

Be clear: "This estimate is not a quote. Final pricing will be provided after we discuss requirements in detail."

Mistake 4: Letting Clients Define the Format

Client: "Just send me a quick quote."

You: "Happy to! I find clients appreciate a brief proposal that outlines exactly what's included and what results to expect. I'll have it to you by tomorrow."

Control the format when possible.

Making the Transition

If you've been sending quotes and want to switch to proposals:

Start simple:

  1. Add an executive summary (3 sentences)
  2. Add one case study or testimonial
  3. Add a clear next steps section

That's it. You now have a basic proposal that will close better than a quote.

Then iterate:

  • Add more detail to each section
  • Include multiple pricing options
  • Add methodology/process
  • Polish the design

Tools for Each Format

Estimates
  • Email (just type it)
  • Notion/Google Docs
Quotes
  • Invoice software (FreshBooks, QuickBooks)
  • Simple PDF
  • Email with clear formatting
Proposals
  • OpenProposal - Full proposal + e-signature + payment
  • PandaDoc
  • Proposify
  • Google Docs/Canva (manual signatures)

What Clients Actually Want

Clients don't really care whether you call it a quote, proposal, or estimate. They want:

1. Clarity

What exactly will they get?

2. Confidence

Why should they trust you?

3. Price

How much will it cost?

4. Ease

How do they say yes?

Whatever format you use, make sure it answers these questions clearly.

Stop Leaving Money on the Table

Switch from quotes to proposals and watch your close rates climb.

OpenProposal makes it easy:

  • ✓ Create proposals in minutes (not hours)
  • ✓ Include e-signatures for instant acceptance
  • ✓ Collect payment when they sign
  • ✓ Track views and engagement
  • ✓ Win more deals

Summary

NeedUse This
Ballpark for early conversationEstimate
Fixed price for defined workQuote
Win new clients and close dealsProposal

When in doubt, propose. The extra effort pays off in higher win rates and better client relationships.

Last updated: January 2026