iPhone
Mozilla/5.0 (iPhone; U; CPU iPhone OS 5_1_1 like Mac OS X; en-gb)
AppleWebKit/534.46.0 (KHTML, like Gecko)
CriOS/19.0.1084.60 Mobile/9B206 Safari/7534.48.3
iPhone (after 'Request desktop version')
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3)
AppleWebKit/534.53.11 (KHTML, like Gecko)
Version/5.1.3 Safari/534.53.10
Desktop (for comparison)
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4)
AppleWebKit/536.11 (KHTML, like Gecko)
Chrome/20.0.1132.43 Safari/536.11
iPhone Safari (for comparison)
Mozilla/5.0 (iPhone; CPU iPhone OS 5_1_1 like Mac OS X)
AppleWebKit/534.46 (KHTML, like Gecko)
Version/5.1 Mobile/9B206 Safari/7534.48.3