Coca - Cola 's Christmas advert has been judged the most engaging for viewers in a survey conducted using facial recognition technology . Merry Techmas' Research agency RealEyes used webcams to monitor the reactions of viewers to video content , which it then analysed . In the survey , the company showed 55 UK Christmas adverts to 3,300 viewers . The Coca - Cola video showing members of Channel 4 's Gogglebox programme responding to the company 's Christmas Are Coming ad was rated in first place for audience reaction , while Vodafone 's Christmas Love Story came in second . John Major finished in 17th place , after winning last year .
Coca - Cola 's Christmas advert has been judged the most engaging for viewers in a survey conducted using facial recognition technology . Research agency RealEyes used webcams to monitor the reactions of viewers to video content , which it then analysed . In the survey , the company showed 55 UK Christmas adverts to 3,300 viewers . The Coca - Cola video showing members of Channel 4 's Gogglebox programme responding to the company 's Christmas Are Coming ad was rated in first place for audience reaction , while Vodafone 's Christmas Love Story came in second . John Major finished in 17th place , after winning last year .