10 Best A/B Tests backed by 4.3 million tests from 151,000 shops
10 Best A/B Tests backed by 4.3 million tests for e-commerce Managers ↓ Before you build your next test, see which changes other online shops kept. This 55-page playbook breaks down 10 A/B test ideas, with data and real store examples.
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What you get
Here’s what’s inside:
1/ Discount mechanics
Compare discount codes with automatic discounts, amount off with percent off, and smaller with larger discounts.
2/ Subscriber-only offers
Explore early access and newsletter-gated offers as alternatives to promotions open to everyone.
3/ Basket incentives
See examples of free gifts above a spending threshold, compared with free shipping.
4/ Product page decisions
Review size and fit guidance, stock cues, and how prices are presented in offers.
5/ Timing & prioritisation
See when shops test before Black Friday and where each idea fits in your store.
Plus: industry breakdowns, how the data is measured, and three popular ideas shops kept less often.
Use the playbook to build your testing shortlist. Then decide which ideas to test first.
We built one of the largest A/B test databases in e-commerce: 4.3 million tests from 151,000 shops, since 2011.
On top of that, we built our own testing tool, Apex.
Apex tells you which test is likely to win before you build it, and runs your whole testing program in one place.
Good to know
Free. Five quick questions, then it's yours.
Not sure where your shop leaks? Book a call and we'll tell you where the money gets lost and what to test first.
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More resources

Our 10 best A/B tests, backed by 4.3 million tests
Ten tests shops kept more often than the average test. More revenue from the traffic you already pay for.
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Get the playbookA/B-Tests from $100M DTC Brands
The ultimate A/B Test Blueprint for Shopify stores in 2025 ⚡ €19.528.926,52 in A/B Test wins - backed by data, not guesswork.
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30 minutes, and you'll know exactly where your shop stands.