Contact Lenses Daily Vs Monthly. So, incredibly, crystal aqua daily work out to be cheaper than monthly lenses (£13.98 / month for crystal aqua dailies vs £17.42 /month for biofinity monthly) and as the name suggests, daily disposable lenses are. Monthly & daily contact lens lifespan in terms of how long you can wear your lenses, most eye doctors feel that contacts should be worn no longer than between 10 and 16 hours at a time.
We'll compare the benefits and costs between daily and monthly contacts by their fundamental differences. Another major difference between daily and monthly contact lenses is the cost. It’s also ideal for people who switch between glasses and contacts.