Prices checked Nov 12, 2026, 10:03 AM ET
Not right now: Big Mouth prices are at their usual levels.
Not right now. Big Mouth prices are at their usual levels: the Big Mouth Sonic Toothbrush 2.0 is $104.99 at Amazon. Any Big Mouth deal shows here as soon as it starts.
Big Mouth makes electric toothbrushes built around a simple idea: a rechargeable brush with a sonic motor, multiple cleaning modes and a two-minute timer. Its standout item is the Sonic Toothbrush 2.0, a slim brush with a travel case and long battery life. Deal.ai checks its price at every store and keeps the price history for each one.
It checks today's price at every store, compares the alternatives and answers in about a minute.