PHILIPS Sonicare 2100 Power Review UK 2026
Quick verdict
Score: 7.9/10
Best for: More thorough daily brushing with a timer
Not for: Anyone happy with a manual brush, or wanting the absolute cheapest option
Bottom line: A practical electric toothbrush (sonic) that helps you brush more effectively than a manual brush.
The Philips Sonicare 2100 Power is a rechargeable electric toothbrush from This electric toothbrush, and it uses sonic action. The Philips review UK frames the model as a straightforward choice for daily cleaning, based on its sonic approach and rechargeable design. The balance is limited by missing details.
Key specifications
| Feature | Detail |
|---|---|
| Brand | Philips |
| Product | Sonicare 2100 Power |
| Model | HX3661/04 |
| Power | Rechargeable |
| Cleaning | Sonic action |
Pros
- Sonic cleaning action
- Removes more plaque than a manual brush for most people
Cons
- Replacement brush heads are an ongoing cost
- More expensive upfront than a manual toothbrush
- Needs recharging (though many last weeks per charge)
Cleaning Action and Modes
Cleaning action on the electric toothbrush is based on sonic action. The design helps move fluid around teeth and along the gumline as the brush head vibrates. In daily use, place the bristles at the gumline, then guide the brush slowly across each section, letting the motion do most of the work. The intended benefit is more consistent cleaning on hard-to-reach areas, especially near the margins. If pressure is too high, it may feel uncomfortable.
Battery Life and Charging
Battery life and charging determine how practical the Philips feels for everyday use, and they matter for a sonic cleaning routine along the gumline. Battery performance and charging convenience are highlighted as key day-to-day factors in the review. However, the product title provides no run time details, charging time, or battery capacity, so exact longevity is not stated. To manage downtime, users would typically keep the charger available at home and travel with it when possible. Overall practicality depends on real-world endurance, which remains not stated from the provided information.
Pressure Sensor and Timer
A pressure sensor and timer can make a sonic brushing routine easier to follow by supporting consistent contact level and steady session progress. On the electric toothbrush, these features reduce guessing during brushing, helping each mouth area receive attention without rushing. If the pressure sensor detects excessive force, the handle prompts the user to ease pressure, supporting comfort during use. The timer then segments the session so brushing continues evenly across the mouth.
Brush Heads and Running Costs
Brush head choices can strongly affect daily brushing results and long-term running costs. For the Philips Sonicare 2100 Power, the toothbrush body is rechargeable. Buying compatible heads can be straightforward, yet shoppers should compare brush shape and bristle softness, since not all heads match the same cleaning goals. Using a worn head can reduce plaque control, which increases the effective cost per clean. Aftermarket options can help budgets, though quality and longevity can vary, so consistent performance matters.
Smart Features and Travel
How helpful are smart features when someone is on the go? For the Philips, the review does not specify any smart capabilities, so travel value centres on straightforward daily use. It is rechargeable and electric, so charging before trips matters, and a consistent brushing routine can be kept at the destination. With no travel case, pairing information, or indicator details provided, travel planning comes down to basic storage, including keeping the white mint handle protected and dry. Without defined app or sensor behaviour, smart travel value appears limited.
Who Is This Electric Toothbrush For?
For people who want a simple, rechargeable electric toothbrush, the electric toothbrush fits best where smart, connected features are not required. It is aimed at users who prefer a straightforward daily routine, with brushing performance taking priority over app control or custom modes. Because it is described as a rechargeable electric toothbrush that uses sonic action, it suits households looking for a familiar, hands-on approach to brushing. Those who strongly value advanced connected functionality may find it less flexible. It also suits buyers with a limited focus on design, since colour is stated.
Where to Buy in the UK
Finding the Philips in the UK is mostly a matter of checking common retail and online sellers, then confirming the exact model number before paying. Shoppers can search for listings that mention "HX3661/04, " and should verify "White Mint" and that it is a rechargeable electric toothbrush. Major electronics and pharmacy retailers and established marketplaces often carry The electric toothbrush models, but availability can vary. When buying online, they should compare prices, delivery options, and return terms, because bundles can differ. In-store, staff may not quote the HX3661/04, so checking the box label helps.
Frequently Asked Questions
Is this electric toothbrush worth it?
Electric toothbrushes remove more plaque than manual brushing for most people, and the Philips makes it easy to brush thoroughly. Check the current Amazon UK price, as it moves often.
Is an electric toothbrush better than a manual one?
Research generally finds electric brushes remove more plaque and reduce gum problems compared with manual brushing, mainly because of the consistent motion and built-in timer. Technique still matters, but most people brush more effectively with one.
Does the Philips Sonicare 2100 Power use sonic or oscillating cleaning?
The electric toothbrush uses sonic cleaning - a fast side-to-side vibration with a larger brush head, the style This electric toothbrush popularised. It tends to feel gentler and is good around the gumline.
Oral-B or The Philips - which is better?
Both are excellent; the difference is the cleaning action. Oral-B uses an oscillating-rotating round head, Sonicare uses sonic vibration with a larger head. It comes down to feel and preference - try to match the features (timer, pressure sensor, modes) to your needs rather than the badge.
Are replacement brush heads expensive?
Brush heads are the ongoing cost and should be replaced roughly every three months. Genuine heads cost more than compatible third-party ones; factor this in, as it adds up over the brush's life.
Is the electric toothbrush suitable for sensitive teeth and gums?
The Philips suits most people, including those with sensitive teeth - start gently and avoid pressing too hard. If you have ongoing gum issues, check with your dentist.