** Citi analysts upbeat on Australia's Xero XRO.AX, which has implemented price hikes focused on higher-tier plans

** Says hikes leverage accounting software maker's Syft acquisition, premium features

** Expects price increases to contribute ~5% to FY26 Average Revenue Per User (ARPU) for XRO

** Notes product mix changes identified as key factor for revenue outlook

** Adds ARPU growth critical metric for Software-as-a-Service (SaaS) valuation as subscriber growth matures

** XRO down 6.9% this year, as of last close

(Reporting by Roushni Nair in Bengaluru)

((Roushni.nair@thomsonreuters.com;))