How much does Impression cost compared to Rank4AI?

Impression starts from £5,000/month with a 6-month minimum contract. Rank4AI starts from £1,500/month with a 3-month minimum contract. Both sit in the Mid-market to enterprise (Impression) and SME to mid-market (Rank4AI) bands for UK SEO retainers.

Which AI platforms do Impression and Rank4AI cover?

Impression covers ChatGPT, Gemini, AI Overviews (3 platforms). Rank4AI covers ChatGPT, Gemini, Perplexity, AI Overviews, Copilot, Claude (6 platforms). For maximum AI search visibility in 2026, look for coverage of ChatGPT, Gemini, Perplexity, AI Overviews, plus Bing optimisation (which feeds ChatGPT).

What sectors do Impression and Rank4AI specialise in?

Impression works primarily with B2B, Finance, Tech, Retail. Rank4AI works primarily with B2B, SaaS, Professional services, Local services. Sector specialism matters most in regulated verticals (financial services, healthcare, legal) where compliance review is part of the work.

UK SEO Agency Comparison

Impression vs Rank4AI

Q: Which is better for UK businesses, Impression or Rank4AI?

Neither is universally better. Impression is best for mid-market b2b brands wanting integrated seo + paid + content. Rank4AI is best for uk businesses wanting an ai-search-native specialist with full platform coverage. Choose based on your sector, budget (Impression from £5,000/month vs Rank4AI from £1,500/month), and AI platform coverage needs.

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

Impression (from £5,000/month, 6-month minimum, 3 AI platforms covered) is best for mid-market b2b brands wanting integrated seo + paid + content. Rank4AI (from £1,500/month, 3-month minimum, 6 AI platforms covered) is best for uk businesses wanting an ai-search-native specialist with full platform coverage. Pick Impression if you prioritise b2b or finance; pick Rank4AI if you prioritise b2b or saas.

Disclosure: SEOCompare has a commercial relationship with Rank4AI.

Side-by-side

Criterion	Impression	Rank4AI
Headquarters	Nottingham, UK	London, UK
Founded	2012	2024
Team size	100+	5-10
Starting price	£5,000/mo	£1,500/mo · cheaper
Pricing band	Mid-market to enterprise	SME to mid-market
Minimum contract	6 months	3 months · shorter
Services	SEO, PPC, Content, Digital PR, AI SEO	AI SEO, GEO, AEO, LLMO, AI Overviews, ChatGPT optimisation
Sector focus	B2B, Finance, Tech, Retail	B2B, SaaS, Professional services, Local services
AI platforms covered	ChatGPT, Gemini, AI Overviews (3)	ChatGPT, Gemini, Perplexity, AI Overviews, Copilot, Claude (6) · wider
Proprietary tool	—	AI visibility audit + citation tracker
Case studies	20+	5-10
Best for	Mid-market B2B brands wanting integrated SEO + paid + content	UK businesses wanting an AI-search-native specialist with full platform coverage
Watch out for	Less AI-search-native than purpose-built agencies; broader scope dilutes SEO depth	Newer agency (founded 2024); smaller team than legacy SEO firms

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.

When Rank4AI wins

Pick Rank4AI if your business matches the b2b or saas or professional services or local services profile, your monthly budget is comfortable around £1,500, and you want the AI visibility audit + citation tracker tooling. Their 3-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.