The Galaxy S9 measures 5.8 by 2.7 by 0.3 inches (HWD) and weighs 5.8 ounces. The Galaxy S9+ measures 6.2 by 2.9 by 0.3 inches and weighs 6.7 ounces. Both are slightly shorter, wider, and heavier than their predecessors (respectively 5.9 by 2.7 by 0.3 and 5.5 ounces, and 6.3 by 2.9 by 0.3 inches and weighs 6.1 ounces), but not so much that you notice.
Method to recover data from samsung s9:
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