
Going electric might feel like a big step, but with this brush you’re in safe hands. Its slim ergonomic design and familiar-shaped head gives you everything you need, and nothing you don't. Sonicare technology gently pulses water between your teeth, for a difference you can feel. With two intensity settings, you can also choose a more gentle clean.
Q: How long does the battery last on this Philips Sonicare toothbrush?
A: This toothbrush has a long battery life, lasting for 2 weeks on a single charge.
Q: How many intensity settings does this toothbrush have?
A: This toothbrush offers two different intensity settings for a personalized cleaning experience.
Q: Does this toothbrush have a timer to ensure I brush for the right amount of time?
A: Yes, it has a 2-minute SmarTimer with QuadPacer to help you achieve the dentist-recommended brushing time.
Q: Does this toothbrush come with a travel case?
A: No, this particular model does not come with a travel case.
Q: What type of battery is used in this toothbrush?
A: This toothbrush uses a Lithium-ion battery.
Q: What type USB cable & charger does it use: A, B, or C?
A: Hello! The Philips Sonicare toothbrush model HX3661/04 uses a USB Type A cable. Please note that a wall adapter is not included in the package. Only use 5V IPX4 adapter (Type A).
Q: If I don't like the toothbrush, am I able to return it even if it's used?
A: Hello! You may reach out to BestBuy for further assistance regarding the return of your product.
Q: Where can we buy a replacement brush head if we need to replace the brush head?
A: Hello! The replacement brush heads for the Philips Sonicare 2100 Power Toothbrush are available in BestBuy. You can use any Philips Sonicare snap-on or click-on brush head type for this model, except the Philips One by Sonicare brush heads.
Customers praise the 2100 Power Toothbrush for its impressive battery life and effective cleaning capabilities. Users also appreciate its ease of use and the convenience of the built-in timer. Some users have noted that the toothbrush can be a little noisy.
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Going electric might feel like a big step, but with this brush you’re in safe hands. Its slim ergonomic design and familiar-shaped head gives you everything you need, and nothing you don't. Sonicare technology gently pulses water between your teeth, for a difference you can feel. With two intensity settings, you can also choose a more gentle clean.

Going electric might feel like a big step, but with this brush you’re in safe hands. Its slim ergonomic design and familiar-shaped head gives you everything you need, and nothing you don't. Sonicare technology gently pulses water between your teeth, for a difference you can feel.

Achieve 700% better plaque removal than with a manual toothbrush thanks to the Philips Sonicare 4100 Series sonic toothbrush paired with the C2 Optimal Plaque electric toothbrush head. Enjoy a powerful yet gentle clean, even in those hard-to-reach areas. The Advanced Sonic Technology provides gentle yet effective cleaning, pulsing fluid between teeth and along the gumline. With the built-in pressure sensor, you know when to adjust the pressure. Ease off and your gums will stay protected! To help you get used to the Sonicare experience, the EasyStart feature adjusts the power level of the toothbrush over the first 14 uses. Improve your brushing technique with QuadPacer and reach your recommended brushing time of 2 minutes with SmarTimer. Experience up to 14 days of regular brushing after a single charge, bringing a new level of convenience to your brushing routine (based on two periods of two-minute brushings per day on standard mode). Did you know that brush heads become less effective after three months? The replacement reminder tracks how often and how hard you brush, then reminds you to replace your brush head once it's time for a new one.

Get fresh breath and healthy gums with this Philips Sonicare ExpertClean electric toothbrush. The built-in sensor controls applied pressure to help avoid gum inflammation and soreness, while the soft, flexible bristles reach deep between teeth for up to 10 times better plaque removal. This Philips Sonicare ExpertClean electric toothbrush has three intensity modes to fit your personal preference.
| Pros for Philips Sonicare - 2100 Power Toothbrush, Rechargeable Electric Toothbrush - White Mint | |||
|---|---|---|---|
| Battery Life, Cleaning, Ease of use, Timer, Speed | Cleaning, Battery Life, Overall Performance, Timer, Ease of use | Cleaning, Overall Performance, Battery Life, Ease of use, Color | Cleaning, Battery Life, Overall Performance, Ease of use, Toothbrush |
| Cons for Philips Sonicare - 2100 Power Toothbrush, Rechargeable Electric Toothbrush - White Mint | |||
| Noise | Brush Head, Vibrations | Power | Price, App, Vibration |