Philips Sonicare C3 Premium Plaque Defence HX9046/87 Replacement Heads, 6 Pack

Philips Sonicare C3 Premium Plaque Defence HX9046/87 is a six-pack of replacement toothbrush heads with a dense central bristle cluster and click-on fitting. Philips claims plaque and stain-removal benefits, while BrushSync reminders require a compatible handle.

At a glance

The pentagonal centre cluster is designed for stain removal and polishing.
Philips claims up to 10x more plaque removal than a manual toothbrush. The stain-removal claim of up to 100% more in 3 days is specified for White + mode versus a manual toothbrush.
The manufacturer states up to 62,000 bristle movements and describes fluid action along the gumline and between teeth.
BrushSync replacement reminders work only with compatible handles. Blue bristles are also described as fading to white when replacement is due.
The listing claims 70% of the brush-head plastic is bio-based on a mass-balance basis. Packaging is described as paper-based and recyclable where facilities exist.

Price

£39.99Save 30%

Reference price: ~~£56.99~~

Price checked: 12 Nov 2026

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Often bought together

Philips Sonicare C3 Premium Plaque Defence, Genuine Replacement Toothbrush Heads, White, 6 Pack, HX9046/87

£39.99

Pros and cons

Pros

Six heads in one pack provide replacements without buying heads individually.
Click-on attachment is stated to fit Philips Sonicare handles, with Philips One handles excluded in the detailed product description.
A central pentagonal cluster and soft-touch head offer a specific plaque-and-stain-focused design.

Technical specifications

13 specifications

Identity and pack
Brand	PHILIPS
Model	C3 Premium Plaque Defense
Pack size	1 count (Pack of 6)
Number of pieces	6
Colour	White
Age range	Adult

Fit and brushing
Compatible devices	all sonicare handpieces
Bristle material	Nylon
Bristle firmness	Medium
Head form	Soft-touch bristles with pentagonal center cluster

Materials and dimensions
Weight listed	0.04 Kilograms
Package dimensions	22.2 x 6 x 4.9 cm; 43 g
Country of origin	Germany

What to know before buying

Listing details to confirm

The compatibility wording is inconsistent: one listing feature says all Philips Sonicare handles, while the detailed description and warning exclude Philips One handles. BrushSync reminders also require a compatible handle, so confirm compatibility with your exact handle before buying. The plaque and stain-removal figures are manufacturer claims, and the stain result is qualified by White + mode and comparison with a manual toothbrush.

Who is it for?

A good fit for

Philips Sonicare owners who need a six-head replacement pack and have confirmed their handle is compatible.
Buyers seeking a brush head with a central polishing cluster and a replacement reminder on a compatible handle.

Less suited to

Philips One handle owners, which the detailed product description says are incompatible.
People looking for an electric toothbrush handle rather than replacement heads.

Philips Sonicare C3 Premium Plaque Defence HX9046/87 Replacement Heads, 6 Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 1,339 ratings

5 stars85%85%
4 stars7%7%
3 stars4%4%
2 stars0%0%
1 star4%4%

Customer feedback highlights perceived quality and authenticity, with reports of effective cleaning and a gentle feel, including comments about sensitive gums and a smooth, fresh feeling after brushing. These are customer perceptions, not confirmation of Philips's performance claims. The positive overall rating distribution is encouraging, but a minority of low ratings means experiences are not uniformly favourable. The listing's stated handle exclusions remain important because favourable fit feedback does not establish compatibility with every model.

Positive themes

Customer feedback describes the heads as good quality and authentic.
Customers report effective cleaning and a gentle feel, including for sensitive gums.
Some feedback mentions a smooth, fresh feeling after use.

Frequently asked questions

How many replacement heads are in the pack?

The listing identifies a pack of six.

Will these fit every Philips Sonicare handle?

The feature listing says they fit Philips Sonicare handles, but the detailed description and warning exclude Philips One handles. Check your handle model before ordering.

Does the BrushSync reminder work with any handle?

No. The listing says BrushSync replacement reminders require a compatible handle. The blue bristles are also described as fading to white as a replacement cue.

What does the stain-removal claim depend on?

Philips states up to 100% more stain removal in 3 days compared with a manual toothbrush, with the detailed description specifying White + mode.