Full height cabinetry allows for easy concealment of brooms/mops/vacuum cleaner. Having the washer and dryer separated creates more benchspace in an already tight area. Perhaps framing the dryer with cabinetry would create a more streamlined look.
12 Brilliant Ways to Organize a Small Laundry Room On a Budget
Compact Laundry / Shower Cabin Combo for Small Spaces by Vismaravetro Such a clever idea. The washing machine and dryer share a space with the linen closet which is right next to the shower. I love the space saver.