UK SEO Agency Comparison

ClickSlice vs Impression

Side-by-side comparison of two UK SEO and AI search agencies on price, contract length, AI platform coverage, sector specialism, and verdict.

ClickSlice (from £2,500/month, 3-month minimum, 5 AI platforms covered) is best for uk businesses wanting full ai search platform coverage at sme pricing. Impression (from £5,000/month, 6-month minimum, 3 AI platforms covered) is best for mid-market b2b brands wanting integrated seo + paid + content. Pick ClickSlice if you prioritise b2b or retail; pick Impression if you prioritise b2b or finance.

Side-by-side

Criterion ClickSlice Impression
Headquarters London, UK Nottingham, UK
Founded 2018 2012
Team size 20-50 100+
Starting price £2,500/mo · cheaper £5,000/mo
Pricing band SME to mid-market Mid-market to enterprise
Minimum contract 3 months · shorter 6 months
Services AEO, GEO, LLMO, AI SEO SEO, PPC, Content, Digital PR, AI SEO
Sector focus B2B, Retail, Local services B2B, Finance, Tech, Retail · broader
AI platforms covered ChatGPT, Gemini, Perplexity, AI Overviews, Copilot (5) · wider ChatGPT, Gemini, AI Overviews (3)
Proprietary tool
Case studies 10+ 20+
Best for UK businesses wanting full AI search platform coverage at SME pricing Mid-market B2B brands wanting integrated SEO + paid + content
Watch out for Smaller team than enterprise specialists Less AI-search-native than purpose-built agencies; broader scope dilutes SEO depth

When ClickSlice wins

Pick ClickSlice if your business matches the b2b or retail or local services profile, your monthly budget is comfortable around £2,500, and you want 4 disciplines from one provider. Their 3-month minimum contract suits brands willing to commit but unwilling to lock in for a year.

When Impression wins

Pick Impression if your business matches the b2b or finance or tech or retail profile, your monthly budget is comfortable around £5,000, and you want 5 disciplines from one provider. Their 6-month minimum contract suits brands willing to commit but unwilling to lock in for a year.

Verdict

Neither agency is universally better. The right answer depends on your sector, budget, and AI platform priorities. If you want a third independent option to consider alongside this comparison, use the SEOCompare agency matcher to surface a personalised three-to-five-agency shortlist.

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