The duo are arguably Arsenal's two most important players and have enjoyed impressive seasons so far.
But their futures at the Emirates are far from certain as they enter the final 18 months of their current contracts.
Chelsea and Arsenal squads enjoy team meals out, but where is Mesut Ozil?
Wed, January 25, 2017
Chelsea and Arsenal both enjoyed team meals out ahead of their FA Cup games this weekend, but Mesut Ozil was mysteriously absent from the Gunners' dinner
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Chelsea and Arsenal both enjoyed team meals out on Tuesday evening
Nevertheless, Sanchez is a huge fan of his German colleague, praising his 'winning mentality'.
He told Arsenal.com: "Mesut is a quality player – he really enjoys playing football. I always tell him to enjoy it and not get too worried about scoring.
Alexis Sanchez has a good relationship with Mesut Ozil
"If he enjoys it he can score more like the one against Ludogorets where he dribbled past two defenders and the goalkeeper.
"His goal against Ludogorets is the kind of goal every player dreams of. I feel very comfortable playing alongside him. He has a great vision and there’s no need to praise his great touch because everyone knows about it."
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Mesut Ozil and Alexis Sanchez have combined excellently for Arsenal at times
"We do respect each other. That’s the way it should be between players and team-mates.
"We have to respect each other and do our best on the pitch. What makes Mesut such a special player?
Alexis Sanchez and Mesut Ozil celebrate the late win over Burnley
"He is a quality player, willing to win all the time. He wants to prove his quality in every game and every training session.
"That makes him special. He is a World Cup winner with a winning mentality and he’s still eager to win more."