Home›Products›Philips Sonicare 1100 Sonic Electric Toothbrush HX3641/02 1pc

Philips Sonicare 1100 Sonic Electric Toothbrush HX3641/02 1pc

Name: Philips Sonicare 1100 Sonic Electric Toothbrush HX3641/02 1pc
Brand: Philips 飛利浦
SKU: 842971
Price: 428.00 HKD
Availability: InStock

SKU 842971Listed since 8 Aug 2026, 4:52 am

In-store priceHK$428.00Latest confirmedChecked 20 Aug 2026, 5:45 am

Official online priceHK$428.00May be outdated · refreshingChecked 20 Aug 2026, 4:21 am

Both channels currently show the same standard price.

Price last changed or was first recorded：20 Aug 2026, 12:26 am · Actual purchase price prevails

Official product page ↗

Price by channel

In-store Official online Offer unit equivalent Projected tomorrow

Lines use each day's last confirmed price; intraday low and high remain visible in the table and point details.

Open accessible data tables

In-store price history

Only observations confirmed for the selected store are included; general catalogue prices are excluded.

Date	Standard price	Historical position / discount	After discount
2026-08-20	HK$428.00	—	HK$428.00
2026-08-19	HK$428.00	—	HK$428.00
2026-08-18	HK$428.00	—	HK$428.00
2026-08-17	HK$428.00	—	HK$428.00
2026-08-16	HK$428.00	—	HK$428.00
2026-08-15	HK$428.00	—	HK$428.00
2026-08-14	HK$428.00	—	HK$428.00
2026-08-13	HK$428.00	—	HK$428.00
2026-08-12	HK$428.00	—	HK$428.00
2026-08-11	HK$428.00	—	HK$428.00

Official online price history

One row per day compares the standard price with the verified offer-equivalent amount.

Date	Standard price	Historical position / discount	After discount (avg. each)
2026-08-20	HK$428.00	—	HK$428.00
2026-08-19	HK$428.00	—	HK$428.00
2026-08-18	HK$428.00	—	HK$428.00
2026-08-17	HK$428.00	—	HK$428.00
2026-08-16	HK$428.00	—	HK$428.00
2026-08-15	HK$428.00	—	HK$428.00
2026-08-14	HK$428.00	—	HK$428.00
2026-08-13	HK$428.00	—	HK$428.00
2026-08-12	HK$428.00	—	HK$428.00
2026-08-11	HK$428.00	—	HK$428.00
2026-08-10	HK$428.00	—	HK$428.00
2026-08-09	HK$428.00	—	HK$428.00
2026-08-08	HK$428.00	—	HK$428.00

Official online

Last confirmed · Official onlineHK$428.00vs previous price change —

Historical low / discountHK$428.000.0% below historical median

30-day change—Confirmed standard price

More metrics

MedianHK$428.00Less affected by spikes

Volatility0.0%Coefficient of variation

Data coverage100%13/13 days

Current offers

Email price alerts are not enabled yet.

Audit source observationsTechnical details and CSV export

Observed records

↓ CSV

Each source check is one row. Offer averages are not single-item checkout prices.

Observed	Channel	Standard price	Offer	Amount paid	Average each	Tomorrow	Status
20 Aug 2026, 3:31 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 3:20 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 3:04 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 2:18 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 2:12 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 1:55 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 1:34 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 12:59 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
20 Aug 2026, 12:39 am	In-store	HK$428.00	—	—	—	HK$538.00	Valid
19 Aug 2026, 10:55 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 10:37 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 9:49 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 8:50 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 8:39 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 8:20 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 8:00 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 7:34 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 7:15 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 7:12 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 6:53 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 5:05 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 5:00 pm	In-store	HK$428.00	—	—	—	—	Valid
20 Aug 2026, 12:26 am	Official online	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 4:23 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 4:17 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 3:39 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 3:27 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 3:17 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 2:51 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 1:31 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 12:48 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 12:12 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 12:07 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 11:57 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 11:47 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 11:14 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 11:14 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 10:36 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 10:03 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 9:43 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 9:33 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 9:09 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 8:48 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 7:51 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 6:44 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 6:37 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 6:25 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 5:48 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 5:34 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 4:48 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 4:19 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 3:32 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 3:29 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 2:52 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 2:47 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 1:41 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 1:05 am	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 12:05 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 11:01 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 10:58 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 10:21 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:57 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:27 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:14 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 6:28 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 6:12 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 4:39 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 4:30 pm	In-store	HK$428.00	—	—	—	—	Valid
19 Aug 2026, 12:29 am	Official online	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 3:11 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 12:34 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 12:14 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 10:19 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 10:15 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 9:28 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 9:07 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:53 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:41 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:33 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:24 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 7:04 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 6:49 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 6:47 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 6:11 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 5:33 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 5:10 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 4:41 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 4:38 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 3:30 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 3:19 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 3:10 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 3:00 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 1:57 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 1:39 am	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 1:05 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 11:30 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 10:37 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 10:33 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 10:09 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 9:16 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 9:07 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 9:04 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 8:51 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 8:49 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 8:22 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 7:54 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 7:18 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 6:28 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 6:02 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 5:18 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 5:17 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 5:09 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 4:49 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 4:49 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 4:47 pm	In-store	HK$428.00	—	—	—	—	Valid
18 Aug 2026, 12:22 am	Official online	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 3:52 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 3:37 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 2:55 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 2:43 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 2:27 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 2:13 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 1:33 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 1:02 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 12:38 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 11:55 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 11:49 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 11:32 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 11:25 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 10:40 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 10:28 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 10:21 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 9:20 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 8:37 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 7:27 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 7:08 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 7:02 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 6:47 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 6:36 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 5:44 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 5:42 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 5:16 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 5:12 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 4:46 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 4:11 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 4:01 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 3:22 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 2:39 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 2:26 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 2:01 am	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 12:20 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 11:06 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 10:38 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 8:51 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 8:04 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 7:24 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 6:59 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 6:13 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 5:55 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 5:39 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 4:51 pm	In-store	HK$428.00	—	—	—	—	Valid
17 Aug 2026, 12:22 am	Official online	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 3:41 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 2:53 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 1:28 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 1:01 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 12:42 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 12:26 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 12:07 pm	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 11:54 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 11:54 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 11:32 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 11:22 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 11:16 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 11:08 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 10:20 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 10:01 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 10:00 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 9:47 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 8:32 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 7:59 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 7:55 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 7:19 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 6:58 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 5:37 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 5:30 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 5:22 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 5:19 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 4:21 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 4:11 am	In-store	HK$428.00	—	—	—	—	Valid
16 Aug 2026, 4:03 am	In-store	HK$428.00	—	—	—	—	Valid

History status: ready2026-08-11 → 2026-08-20