How does the Issa 4 Smile differ from a Philips Sonicare or Oral-B brush?

It uses a flexible silicone head rather than stiff bristles, and it is lighter and simpler. It lacks the pressure sensors, multiple modes and app support common on those rivals.

Is it good for sensitive gums?

That is its main strength. Owners with sensitive gums tend to like the soft, flexible head, though some find the cleaning less thorough.

Does it have a pressure sensor?

No. It has a single simple operation without a pressure sensor or brushing timer features found on many rival brushes.

How long does the battery last per charge?

Foreo rates it for multiple weeks of use, but some owners report shorter runs between charges than expected.

What comes in the box?

The brush and a charging cable. A travel case is not included.

Is it worth choosing over a cheaper sonic brush?

Choose it for the gentle silicone head and compact design. If you want stronger cleaning and more features, a mainstream sonic brush offers more for the same kind of outlay.

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This hour's deals

−69%

Beauty · sweetcare.com

Foreo issa 4 smile Electric Toothbrush

Name: Foreo issa 4 smile Electric Toothbrush
Brand: Foreo
Availability: InStock

Deal score 6.2 · Great deal

$47.30$153.39 sweetcare.com's regular price

You save $106.09 at sweetcare.com

Deal.ai's agents found this deal on November 9. The store may have changed its price since.

Why it's a great deal

sweetcare.com lists its regular price at $153.39: 69% off by its own figures

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Specs

Rechargeable: Yes
Speed: Sonic
Rechargeable Battery: YesSource
Power Source: Rechargeable BatterySource
Color: Blue, Black, White, MulticolorSource

About the Foreo issa 4 smile Electric Toothbrush

The Foreo Issa 4 Smile is a sonic electric toothbrush with a flexible, silicone-covered head and a rechargeable battery. Foreo's pitch is gentler cleaning and a lighter, more compact build than the big oscillating brushes from Oral-B and Philips Sonicare. It suits people with sensitive gums or a small mouth who dislike hard brush heads, but it is a basic model: no pressure sensor, no travel case and no brushing app. Owners are split, with comfort and design praised and cleaning power and durability questioned.

Best forPeople with sensitive gums or teethSmall mouths and first-time electric brush usersShoppers who want a simple, light brushAnyone who prefers silicone over stiff bristles

Pros

Flexible silicone head is gentle on gums
Light and compact, easy to hold
Sonic cleaning with a rechargeable battery
Simple one-button operation
Available in several colors

Cons

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