UK Benchmarks · 2026

AI ROI Benchmarks UK 2026: What "Good" Looks Like

Good UK AI deployments in 2026 hit payback in 3–5 months, 200–400% year-1 ROI, and 500%+ ongoing. Below those benchmarks, the build was over-scoped or the use case was wrong. Here's what good actually looks like, by deployment type.

Median payback

4 months

Year-1 ROI

200–400%

Year-2+

500%+

Bad sign

>9 months

Benchmarks by deployment type

What good looks like:

Inbox triage agent: 2-month payback, 500% year-1 ROI
Customer support tier-1: 4-month payback, 350% year-1 ROI
Document processing: 3-month payback, 600% year-1 ROI
Reporting automation: 5-month payback, 250% year-1 ROI
Full-team replacement: 6-month payback, 200% year-1 ROI

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Frequently asked

What if my numbers are worse?+

The use case is probably wrong (low repetition, low volume) or the build was over-engineered. Cheaper to redesign than to scale a bad deployment.

AI ROI Benchmarks UK 2026: What "Good" Looks Like

Benchmarks by deployment type

See your £ saving in 60 seconds

Frequently asked

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