Payment Succeeded Cost: Ad Spend per Successful Payment

Payment Succeeded Cost measures how much you spend on advertising for each successful payment.

Formula

Payment Succeeded Cost = Ad Spend ÷ Payment Succeeded

Formula Components

Metric	Definition
Ad Spend	Total advertising cost from connected ad platforms
Payment Succeeded	Count of successful payments

Metadata
Type	Currency
Data Source	Upstack Pixel
Aggregation	Ratio

Example

You spent $10,000 on advertising in January and processed 2,156 successful payments.

Metric	Value	Notes
Ad Spend	$10,000	Monthly advertising cost
Payment Succeeded	2,156	Successful payments
Payment Succeeded Cost	$4.64	Cost per successful payment

How It Works

This metric divides your total ad spend by the number of successful payments. It provides a view of acquisition efficiency at the payment level, useful for businesses with multiple transactions per customer.

When to Use

Scenario	Action
Transaction-level CAC	Measure cost per payment event
Channel comparison	Compare payment efficiency across sources
Budget optimization	Allocate spend based on payment volume
Unit economics	Factor into per-transaction profitability

Metric	Relationship
Payment Succeeded	The denominator in this calculation
Payment Succeeded Value	Revenue from payments
Payment Failed Cost	Cost for failed payments

See all Conversions metrics →