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Cash Discount vs Surcharge: Which Saves You More?

Enter your card volume and customer mix to compare the estimated annual savings of a cash discount program and a credit card surcharge program side by side. You will also see how many of your customers would pay more under each option.

Your sales and customer mix

Used to pick an estimated industry effective rate if you do not enter your current fees.
Surcharge and cash discount rules vary by state. We use this to show what to confirm; this tool does not determine whether a program is legal in your state.
Total dollars you take on credit and debit cards in a typical month, before fees. Your processing statement shows this.
Number of card sales in a typical month.
Your typical receipt total across all customers. Used to show the price a customer would see under each program.
Rough share of all your customers who pay with cash today.
Surcharge programs generally cannot be applied to debit cards, so this changes surcharge savings. Check your statement for debit vs credit volume. If you leave it blank we use 35% as a placeholder assumption.
All fees on your last statement. If entered, we use your real effective rate instead of an industry estimate.
The non-cash adjustment added to card payments. Defaults to 3.5% as an assumption; change it to model a different rate.
The surcharge added to credit card payments. Defaults to 3% as an assumption. Card brand rules and some states may set a lower maximum; confirm before choosing a rate.

Estimates are based on published industry averages and are not a quote. Actual rates depend on card mix, ticket size, industry, and underwriting.

Your comparison

Fill in the form to compare a cash discount and a surcharge side by side.

How this works

A cash discount program and a surcharge program both shift some or all of your card processing cost to customers who pay by card, but they work differently. With a cash discount, card payments carry a non-cash adjustment and cash customers pay the lower price, so every card customer, credit or debit, pays a bit more. With a surcharge, a fee is added only to credit card payments. Card brand rules generally do not allow surcharging debit cards, so a business with a lot of debit traffic recovers less through a surcharge.

This calculator starts with your monthly card sales and an effective processing rate, either your own (if you enter your current fees) or an industry estimate for your business type. It then estimates the revenue each program would collect, adds the processing fees charged on that extra amount, and shows the net savings compared with today. For example, a hypothetical retailer with $60,000 in monthly card sales, a 2.55% effective rate, and 35% debit volume would see estimated annual savings of about $24,557 with a 3.5% cash discount and about $13,682 with a 3% credit surcharge. The model assumes customers keep paying the same way, so treat the result as a starting point.

Estimates are based on published industry averages and are not a quote. Actual rates depend on card mix, ticket size, industry, and underwriting.

Savings are only half the decision. Each program changes the price your customers see and comes with signage, receipt, and disclosure requirements. Surcharge and cash discount rules vary by state and are also set by the card brands, and they change over time. Before launching either program, confirm the current rules with the card brands and your state, and make sure your POS can apply the correct price for each payment type.

The math, step by step

  1. Effective rate. Your current monthly fees divided by monthly card sales. Leave fees blank and the tool uses the industry estimate for your business type instead, and labels it that way.
  2. Cash discount savings. Monthly card sales × cash discount rate × (1 − effective rate), times 12. The rate applies to every card payment, and you still pay processing fees on the added amount, which is why savings are a little less than the program revenue.
  3. Surcharge savings. Credit card sales, meaning card sales × (1 − debit share), × surcharge rate × (1 − effective rate), times 12.
  4. Fee coverage. Program revenue divided by total processing fees after the program starts. Above 100% means the program would collect more than your estimated fees, which the tool flags so you can check program terms and card brand rules.
  5. Customer impact. Under a cash discount, every card customer sees a higher price: (1 − cash share). Under a surcharge, only credit card customers do: (1 − cash share) × (1 − debit share). Debit share of transactions is approximated with debit share of dollars.

Assumptions behind the numbers

Frequently asked questions

Is credit card surcharging legal in my state?

This tool does not determine legality. Rules vary by state, are also set by the card brands, and change over time. Confirm current rules with the card brands and your state, and consider asking an attorney, before you launch a surcharge or cash discount program.

What is the difference between a cash discount and a surcharge?

A cash discount adds a non-cash adjustment to all card payments, credit and debit, and cash customers pay the lower price. A surcharge adds a fee only to credit card payments. Because debit is generally excluded from surcharging, a cash discount usually recovers more fees for businesses with many debit customers.

Does either program eliminate my processing fees?

No. You still pay processing fees, and they apply to the higher card amount too. The program revenue offsets those fees, partly or fully, depending on the rate you set and your card mix.

Why are my surcharge savings lower than my cash discount savings?

Two reasons: the surcharge applies only to credit card volume, not debit, and the default surcharge rate in this tool (3%) is lower than the default cash discount rate (3.5%). Both rates are editable assumptions.

Why does the tool warn that my surcharge rate is higher than my effective rate?

Card brand rules commonly limit a surcharge to your cost of acceptance. If the surcharge rate you entered is above your estimated effective rate, you may be above that limit. Confirm the current rules with the card brands, your processor, and your state before choosing a rate.

Will I lose customers if I start charging card customers more?

It depends on your customers and how clearly you communicate. This calculator assumes no change in customer behavior. If you are worried, look at the price table to see the actual dollar difference at your typical ticket sizes.

How accurate are these numbers?

They are estimates. Enter your actual monthly fees and debit share from your statement for a closer figure. Estimates are based on published industry averages and are not a quote. Actual rates depend on card mix, ticket size, industry, and underwriting.

Put this calculator on your website

Accountants, bookkeepers, POS resellers, and retail or restaurant associations can embed this free cash discount vs surcharge comparison with one line of code, so owners can see both programs side by side before they talk to a processor. It stays up to date automatically.