No, the two phones have different camera sizes.
1, fuselage color: Apple xsmax mobile phone has silver, deep space gray, gold 3 colors; The Apple 11pro max phone has four colors: dark green, silver, dark gray and gold; Material and appearance: Apple xsmax mobile phone adopts stainless steel with glass design; The Apple 11pro max is designed with stainless steel and matte glass.
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3, camera: Apple xsmax mobile phone equipped with 12 million pixels rear wide Angle and telephoto dual camera, 7 million pixels front depth camera; The Apple 11pro max phone is equipped with a rear 12 million pixel super wide Angle, wide Angle and telephoto three cameras, on the basis of the former double camera added a super wide Angle lens, but also has a night scene mode and automatic adjustment function, the front 12 million pixel deep depth camera;
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4, chip: Apple xsmax mobile phone equipped with Apple A12 bionic second generation neural network engine; The Apple 11pro max is equipped with the Apple A13 bionic third generation neural network engine;
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5. Battery: The battery capacity of Apple xsmax is 3174 mah, and the use time is 1.5 hours longer than that of iPhone X; The Apple 11pro max has a 3,969 mah battery capacity, which is up to 5 hours longer than the iPhone XS Max.
Not universal, because the camera, the jack is different. But membranes are versatile