UK B2C/SMB fibre comparison · Methodology v1.0

Comparefibre

ChatGPTPerplexityGemini
Measurement in progress. First results expected after 8 weeks of panel data collection.

Background

Comparefibre is a UK fibre comparison site serving both consumers and SMBs. In September 2025, ChatGPT significantly reduced citations of comparison and review sites in favour of Reddit threads — a pattern that affected the entire comparison vertical.

What we are measuring

  • Citation share recovery trajectory post-September 2025
  • Engine-specific content preferences for comparison queries
  • Content freshness impact on Perplexity citation probability

Status

Measurement in progress. First statistically defensible results expected after 8 weeks of daily panel data collection.