A Wix website for estate agents in the UK needs seven things: CRM-fed searchable listings, an instant valuation funnel, online viewing bookings, area guides, landlord and tenant portals and mobile speed that clears Core Web Vitals. This guide gives exact 2026 costs (£1,690–£6,090), compares Wix with WordPress and CRM-bundled sites, explains the middleware bridge portal feeds require, and shows how independents with 1–3 branches stop losing valuations to Rightmove.