Arsenal take on Chelsea this afternoon nine points behind their title rivals.
The Gunners have lost their last four games at Stamford Bridge.
And Henry admits Arsenal title hopes could be over even if they win at Chelsea as they would leave the Gunners hoping rather than believing they are capable of being champions.
Thierry Henry believes Wenger may fail to guide Arsenal to the title even if they beat Chelsea
"I remember saying they need to come here being able to compete," Henry told Sky Sports.
"Now they are coming here nine points behind and it’s not the same thing.
"You expect a response from them especially after the Watford result.
Twitter reacts as Arsenal announce side to face Chelsea
Sat, February 4, 2017
Express Sport brings you all the best tweets as Arsenal announce their side to face Chelsea
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Arsenal fans are not happy Lucas isn't playing against Chelsea
"But even if they win all they can still do is to hope.
"The other teams will be hoping that a defeat would derail Chelsea.
"But you have to put yourself in a position where you can come here to compete.
"But are they really competing?"