Philips Sonicare 3100 Electric Toothbrush (HX3673/11) with pressure sensor and timer, travel case, Sugar Rose
Product description
The essentials
If you’re looking for a straightforward electric toothbrush for everyday adult use, the Philips Sonicare 3100 (model HX3673/11) is built around three practical ideas: it cleans effectively at the gumline, it helps you avoid brushing too hard, and it nudges you towards the right brushing time. On paper, that’s a sensible combo—especially if you’ve ever felt you might be pressing a little too much.
The “Sonic Toothbrush” approach here relies on Advanced Sonic Technology, which pulses fluid between teeth and along the gumline. Philips also positions it around Gentle but effective cleaning, with a stated cleaning power of 62,000 bristle movements per minute. That makes it feel aimed at people who want proper cleaning without needing to learn complicated techniques first.
What you’ll notice day to day
The two user-facing features that stand out are the pressure sensor and the timing help.

The pressure sensor works in a simple, reassuring way: if you apply too much pressure, the handle will pulse slightly to remind you to ease off. It’s not the sort of feature you’ll think about all the time, but it can be genuinely useful if your brushing style tends to be a bit heavy-handed.
On timing, the SmarTimer is designed to inform you when you’ve reached 2 minutes of brushing time. There’s also QuadPacer, which is intended to support better brushing compliance by helping you break your routine into sections.
A further touch is EasyStart, which gradually increases brushing power. That can matter if you’re moving from a manual brush or you’re sensitive to strong vibration at the start.
Key features that affect real brushing


This set is supplied for day-to-day use rather than as a bare-bones handle only. You get 1 x Philips Sonicare 3100 electric toothbrush, 1 x C1 ProResults brush head, 1 x charger, and a travel case, in the Sugar Rose colour.

The C1 ProResults brush head is described as gentle yet effective, and the cleaning concept is specifically linked to the gumline. So if your priority is removing plaque along the gumline, this is clearly trying to target that area.
One limitation to keep in mind: the cleaning benefit is framed as an outcome (up to 3x more plaque removal along the gumline¹), but the detail you receive in this listing is still “as stated” rather than something you can personally verify at home. If you’re the type who expects lab-grade transparency or third-party comparisons, you may want to read around before committing.
Who it suits best (and when it might not)
It’s a good fit if you want an adult electric toothbrush with a pressure reminder and a built-in 2-minute timer. It suits people who like structure to their brushing routine, and it also makes sense if you often worry about brushing too hard.
It might not be the best choice if you’re expecting the most advanced smart features or a more custom brushing experience—based on what’s mentioned here, this sits firmly in the “practical daily driver” category rather than a top-end, feature-heavy model.

Worth considering if you travel occasionally too: the travel case included means you’re not improvising with a bag that isn’t really meant for a toothbrush.
Practical tips for getting the most from it
If you’re new to Sonicare-style brushing, start by letting the bristles do the work rather than pushing. Turn it on, then gently guide the brush head along your gumline and teeth—then watch for the pressure pulse if you tend to press.


A micro-routine example: spend the first minute on the outer surfaces, let QuadPacer help you move to the next section, and then use the last segment to cover the inner surfaces and finish the full 2 minutes. With EasyStart, you can ease into the power rather than bracing yourself for a sudden jump.
Specs at a glance (based on the listing)

- Type: electric sonic toothbrush for adults
- Pressure sensor: handle pulses if too much pressure is applied
- Timer: SmarTimer indicates when 2 minutes is reached
- Cleaning power: 62,000 bristle movements per minute (as stated)
- Power increase: EasyStart for a gradual increase in power
- Compliance support: QuadPacer
- In the box: toothbrush, C1 ProResults brush head, charger, travel case
Final verdict
It makes sense if you want a sensible Philips Sonicare 3100 electric toothbrush for adult daily use, with a pressure reminder and an in-built 2-minute timer, plus the travel case to keep things tidy on the move.
You may want to skip it if you’re specifically chasing a highly custom brushing experience beyond what’s described here, or if your main goal is something the listing doesn’t cover (for example, advanced app-based coaching). Also, if you’re sensitive to vibration, EasyStart helps—but it’s still worth bearing in mind that electric brushing will feel different from manual.
If you’re choosing based on “does it help me brush properly, not just brush fast?”, this one’s strengths are exactly in that area.

Mini FAQ
How does the pressure sensor work?


The handle pulses slightly if you apply too much pressure, reminding you to ease off.
What’s the brushing time the timer uses?
The SmarTimer is designed to indicate when you’ve reached 2 minutes of brushing time.

What’s included in the box?
You get the Philips Sonicare 3100 handle, 1 x C1 ProResults brush head, a charger, and a travel case.
Is it suitable for adults?
Yes—the product description states it’s an electric toothbrush for adults.
Does it come with a travel case?
Yes, a travel case is included in the set.
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