Many bathrooms do not need a full rebuild, but once the vanity area feels outdated, it strongly affects daily use and the overall look.
Main factors that shape the budget
The main differences usually come from vanity size, countertop material, whether mirror storage changes, faucet and accessories, and whether plumbing has to be adjusted.
When a vanity-only upgrade makes strong sense
If the waterproofing and shower area are still in good shape, but the vanity is dated or lacks storage, focusing on that zone can be very cost-effective.
Details often overlooked during vanity replacement
Wall touch-ups, lighting positions, mirror cabinet sizing, faucet openings, and finish details often affect the final result more than the cabinet itself.