1 / 7Philips Sonicare 7300 HX7421/07 Rechargeable Electric Toothbrush, Black
HX7421 Black: Philips Sonicare 7300 is a rechargeable sonic electric toothbrush with four named cleaning modes and three intensity levels. Its timers and pressure alert provide brushing guidance, while the listing describes a charging travel case and up to 21 days of regular brushing per full charge.
At a glance
- A visual pressure-sensor light signals when the brushing pressure is too high, according to the listing.
- BrushPacer prompts a change of brushing area every 20 seconds, and SmartTimer signals completion at two minutes.
- The listing describes app-guided brushing, personalised tips and a brush-head replacement reminder.
- The A3 Premium All-in-One head is described as having longer, angled bristles with triangular tips.
Reference price: $249.99
Price checked: Nov 14, 2026
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Pros and cons
Pros
- Four named modes and three intensity levels give users different brushing options, including a Sensitive mode.
- The pressure alert and timed area prompts can help guide brushing without relying only on a separate timer.
- The stated kit includes three brush heads and a charging travel case, potentially useful for replacement planning and travel.
Cons
- A power adapter is explicitly stated not to be included, so buyers may need a compatible adapter for the charging accessories.
Technical specifications
15 specifications| Brand | Philips Sonicare |
|---|---|
| Model | HX7421/07 |
| Colour | Black |
| Age range | Adult |
| Power configuration | Battery Powered |
|---|---|
| Claimed battery life | up to 21 days of regular brushing on a full charge |
| Brushing modes | Clean, Sensitive, Gum Health & White |
|---|---|
| Number of settings | 12 |
| Operation mode | Automatic |
| Motion | Vibrate |
| Head shape | Oval |
| Item firmness | Soft |
| Bristle material | Nylon |
| Handle material | Plastic |
| Weight listed | 435 g |
|---|
What to know before buying
Listing details to confirm
The claimed battery duration is up to 21 days of regular brushing on a full charge. Actual duration may vary with use. The supplied charger list and set description differ in detail: one lists a charger and replacement brush head, while the set description specifies three A3 heads, a charging travel case and a charging stand. Confirm the selected listing's exact package contents.
What’s in the box
- Philips Sonicare 7300 toothbrushIncluded
- A3 Premium All-in-One brush heads (3)Included
- Charging travel caseIncluded
- Charging standIncluded
- Power adapterCheck selected pack
- Replacement brush headCheck selected pack
Check which accessories are included in your selected pack before buying.
Who is it for?
A good fit for
- Adults who want adjustable brushing modes and intensity levels, including a Sensitive setting.
- Buyers who value timed brushing prompts, a pressure alert and app-guided brushing features.
- Travellers seeking a toothbrush package described as including a charging travel case.
Less suited to
- Buyers who require a power adapter in the box, since the listing says it is not included.
- Shoppers who prefer a simple toothbrush without app-connected guidance or multiple settings.
Customer reviews on Amazon
- 5 stars
81% 81% - 4 stars
9% 9% - 3 stars
2% 2% - 2 stars
2% 2% - 1 star
6% 6%
Customer feedback describes perceived quality and adjustability positively, while reports about cleaning performance, battery life and value are mixed. That makes the 12 listed settings and claimed battery duration relevant points to weigh, but the feedback does not establish how consistently those features perform for individual users.
Positive themes
- Customers describe the toothbrush's quality positively.
- Customers appreciate its adjustability and sensitivity options.
Mixed feedback
- Customer opinions are mixed on cleaning performance.
- Customer opinions are mixed on battery life.
- Customer opinions are mixed on value for money.
Frequently asked questions
How many brushing options does the Sonicare 7300 offer?
The listing specifies four modes—Clean, Sensitive, Gum Health and White—and three intensity levels, for 12 settings.
Does it include a charging adapter?
No adapter is included according to the set description. That description lists a charging travel case and charging stand.
How long does the battery last?
Philips claims up to 21 days of regular brushing on a full charge. Treat that as a listing claim rather than a guaranteed duration.
What does the timer do?
The listing says BrushPacer prompts a new brushing area every 20 seconds and SmartTimer signals after two minutes.
Alternative options
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Philips Sonicare DiamondClean 9300 Electric Toothbrush, 2 Brush Heads, Grey | 2000% More Plaque Removal¹, Visual Pressure Sensor, 12 Brush Settings, App Connected, 14-Day Battery, Travel Case, HX9903/45
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Philips Sonicare C2 Plaque Control Brush Head, 3-Pack 9 Month Supply, White | 700% More Plaque Removal¹, Power Tip Targets Plaque, BrushSync Reminder, Up To 62,000 Bristle Movements Per Min, HX9023/65
$32.95
