Dubai will be the sight of the ATP Dubai Duty Free Tennis Championships with an intriguing matchup of Roger Federer versus Somdev Devvarman taking place on Tuesday with a starting time of 10:00am EST. Online sports odds have opened with Federer as a 6.5-point favorite at +115 in tennis betting odds while Devvarman is listed as +6.5-point underdog at -155.Bookmakers have also listed the over/under betting total in ATP Dubai odds at 18 with the OVER -165 and the UNDER at +125. The Dubai Duty Free Tennis Championships will run through February 27th and have a total of over $1.6 million in prize money with 50 ATP points at stake. Action will take place on a hard surface which has always been Federer’s game which is why very few sportsbooks are carrying the Vegas money line of Federer -5000 as the ATP tennis betting favorite. fullfast Even if Devvarrman pulls off the upset, the money line sports odds would only return +1100.Federer will enter as the favorite in ATP Dubai odds this week as the #2 ranked singles player in the world as he has a record of 10-1 and total prize money of just under $600,000. He last played in the Australian open where he lost to Novak Djokovic in the semifinals 6-7 (3), 5-7, 4-6. Before that in his only other tournament of 2011 he won the Doha by defeating Nikolay Davydenko in the finals 6-3, 6-4. Devvarman hails from India, has a record of 4-3 in ATP tennis betting odds for 2011 and is ranked 79th in the world for men’s singles and has just under $70,000 in prize money.Devvarman last played in Johannesburg where he made the finals against Kevin Anderson and lost 6-4, 3-6, 2-6. That was his only tournament so far this year.