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Is the Tiered Discount Calculated Per Product or Across Multiple Products?

Updated this week

Troubleshooting Guide

Is the Tiered Discount Calculated Per Product or Across Multiple Products?


1) Short Explanation

Tiered Discounts can be calculated in two different ways, depending on how your campaign is configured:

  • Per Product (Individual Items)

  • Across Multiple Products (Entire Cart logic)

If the discount is not applying as you expect, it is usually because the campaign logic does not match how you are testing it.

This guide explains how to identify which logic is active and how to verify it.


2) Quick Check

Before troubleshooting further, confirm:

  • The campaign is set to Individual Items or Entire Cart

  • The quantity added to cart matches the selected logic

  • All products in the cart are eligible for the campaign

  • The campaign is Active

  • No other campaign is overriding the discount

If your test scenario does not match the campaign logic, the tier may not apply as expected.


3) Understanding the Two Calculation Methods


Individual Items (Per Product Logic)

The tier threshold must be met for each specific product individually.

Example:

Tier setup:

  • 3 items → 10% off

  • 6 items → 20% off

If the customer adds:

  • 2 units of Product A

  • 2 units of Product B

The discount will NOT trigger because neither product individually reached 3 units.

Best used for:

  • SKU-specific promotions

  • Inventory clearance

  • Product-level volume strategies


Entire Cart (Across Eligible Products)

The tier threshold is calculated based on the total quantity of eligible products combined.

Example:

Tier setup:

  • 3 items → 10% off

If the customer adds:

  • 2 units of Product A

  • 1 unit of Product B

Total = 3 eligible items
Tier applies.

Best used for:

  • Category-wide promotions

  • Mix-and-match offers

  • Increasing total basket size


4) Step-by-Step Troubleshooting


Step 1 — Check Campaign Logic Setting

  1. Open the campaign.

  2. Locate the setting for Entire Cart vs Individual Items.

  3. Confirm which logic is selected.

Make sure your test scenario matches this configuration.


Step 2 — Verify Product Eligibility

If using Entire Cart logic:

  • All products must be part of the campaign selection.

  • Excluded products do not count toward quantity.

If using Individual Items logic:

  • The same product must reach the required quantity.


Step 3 — Test in Cart (Source of Truth)

Tier calculations are finalized in the Cart.

  1. Add products to cart.

  2. Review applied discount.

  3. Confirm total eligible quantity.

  4. Test in an Incognito window to avoid cache issues.

Do not rely only on the product page preview.


Step 4 — Check for Conflicting Campaigns

If another campaign:

  • Targets the same products

  • Uses automatic discount logic

It may override the tiered discount calculation.

Resolve overlaps before testing again.


5) Common Scenarios


Scenario A — I Added 2 Different Products but Tier Didn’t Apply

Likely cause:
Campaign is set to Individual Items, not Entire Cart.


Scenario B — I Added Enough Quantity but Discount Still Low

Possible reasons:

  • Some items are excluded

  • Not all items qualify

  • Another discount is overriding


Scenario C — Product Page Shows Tier but Cart Applies Different Logic

Cart calculation always overrides preview.

Check:

  • Eligibility

  • Conflict

  • Campaign logic


6) Best Practice for Merchants

Before launching:

✔ Decide whether you want SKU-level or basket-level strategy
✔ Test both scenarios manually
✔ Confirm widget messaging matches the logic
✔ Avoid overlapping automatic discounts

Clear strategy prevents customer confusion.


7) When to Contact Support

Contact support if:

  • Campaign logic is correctly configured

  • Quantity conditions are clearly met

  • No conflicts exist

  • Cart still applies incorrect tier

Please provide:

  • Campaign name

  • Logic setting (Individual or Entire Cart)

  • Product URLs

  • Screenshot of cart showing quantities

  • Store URL


Summary

Tiered Discounts can be calculated:

✔ Per Product (Individual Items)
✔ Across Eligible Products (Entire Cart)

If the tier is not applying as expected, the issue is usually a mismatch between campaign logic and test scenario — not a system error.

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