The S9+ bumps specs, and the number of aperture sizes. Here's what we know:

Notchless 6.2" AMOLED Display with resolution of 2960 × 1440 (~530 ppi)

Qualcomm Snapdragon 845 or Samsung’s own Exynos 9810, depending on location

12 MP OIS dual-aperture main camera—f/1.5 and f/2.4 modes—plus a 12 MP OIS secondary camera and an 8 MP selfie cam

Headphone jack and microSD slot

IP68 water/dust-proofing rating

Android 8.0 Oreo