Side-by-side calculator

SEO vs PPC: which pays off faster?

SEO and PPC can both work, but they create different cash-flow patterns. PPC can begin producing visits quickly while SEO often has a longer build-up. Compare the full cost and expected timing using the same customer profit and close rate to see which option needs fewer customers and leaves more room for error.

Check the offer
No sign-up. No email. Nothing saved.
Try your numbersExample values are filled in
Sale price minus the direct cost of doing the work.
Quick result assumes
Your break-even
7

new customers a month

About 20 leads a month at your close rate.

12-month term3-month wait35% close rate$200 kept

$12,000 total cost ÷ $200 kept per customer = 60 customers, spread across 9 active months.

What if your close rate changes?

At 5 out of 20, you need 27 leads a month. At 9 out of 20, you need 15.

Side by side

SEO vs paid search

Both options use the same sale, profit, and close-rate numbers.

SEO plan7

customers a month

$12,000 total. 3 months before results.

Paid search plan7

customers a month

$15,600 total. Results can begin immediately.

SEO result window
Paid search result window
Practical differences between SEO and paid search
Decision factorSEOPaid search
Cost structureOngoing work and contentMedia spend plus management
SpeedUsually includes a build-up periodCan begin when campaigns launch
DurabilityUseful work may continue helpingTraffic generally stops with spend
OwnershipYou should own the site and workYou should own the ad account
TrackingCalls, forms, customers, profitCalls, forms, customers, profit
Best fitA longer measurement windowFaster testing and controllable spend

Both offers need the same monthly customer count to break even. Timing and delivery still decide which fits your cash flow.

Email to myself

The practical view

What are you actually paying for?

SEO invests in lasting search visibility. PPC buys visits through an auction. Compare the offers in front of you rather than assuming one channel always wins.

Example: an SEO retainer with a ramp-up beside a paid search budget that starts immediately. Change any number in the calculator to replace the example with your business.

Build the real total

Costs to include

For SEO, count retainers, content, and site work. For PPC, count media, management, creative, and landing pages. Apply the same internal time cost to both when it is required.

Before you sign

Contract checks

Keep ownership of the website, content, ad account, and measurement data. Give each channel a clear review date and do not let one channel's results hide the other's cost.

Read the result

What the number means

The lower customer target is not automatically the better choice. Consider when results may begin, how long they may continue, and how much cash is exposed before measurement.

Red flags

  • Different profit assumptions are used for each option
  • Only media spend is counted for PPC
  • Future SEO results are treated as guaranteed

Questions to ask

  • What full cost belongs to each option?
  • When should each begin producing qualified leads?
  • How will both channels be tracked consistently?

How to tell if it is working

Use separate tagged links and call tracking for each channel, then compare qualified leads, customers, and profit on the same schedule.

Straight answers

Questions owners ask

PW

Who built this?

Built by Paul Watley

Paul is a Director of SEO. He built this tool to make the financial assumptions behind a marketing pitch visible and testable.

Keep checking the pitch

Running a nonprofit? The nonprofit version is coming separately.