Marketing

A/B Testing

Also known as: Split Testing

Tuanga Cor Editorial Updated Jul 20, 2026 5 min read
Quick answer

What is A/B Testing?

A/B testing splits traffic between two versions of a page, email, or ad to measure which drives more conversions. For SMBs, testing headlines, CTAs, and hero images usually surfaces the biggest wins without needing a data science team.

Definition

A/B testing splits traffic between two versions of a page, email, or ad to measure which drives more conversions. For SMBs, testing headlines, CTAs, and hero images usually surfaces the biggest wins without needing a data science team.

Key Facts

  • A/B Testing is a core building block of modern SMB marketing workflows.
  • Most leading marketing platforms support a/b testing out of the box.
  • Small teams typically see measurable ROI within the first 90 days.

Practical Example

Real-world scenario

A small business applies a/b testing to standardize a repeatable process, measure outcomes, and free up team capacity for higher-value work.

Why It Matters

Mastering a/b testing helps small business owners make faster, data-informed decisions and avoid the operational bottlenecks that stall growth.

How It Works

  1. 1Define the specific outcome a/b testing should drive.
  2. 2Pick a tool that fits your stack, team size, and budget.
  3. 3Pilot with a small group, measure the impact, then roll out.

Advantages

  • Improves consistency across the team.
  • Creates measurable, repeatable outcomes.
  • Scales without adding headcount.

Common Mistakes

  • Adopting the tool before defining the process.
  • Skipping onboarding and change management.
  • Ignoring analytics after launch.

Frequently Asked Questions

What is A/B Testing in simple terms?

A/B testing splits traffic between two versions of a page, email, or ad to measure which drives more conversions. For SMBs, testing headlines, CTAs, and hero images usually surfaces the biggest wins without needing a data science team.

Deep dive

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