Product comparison · 2 telephones

Philips Perfect sound CD1551B/23 telephone Caller ID Black vs Philips CD2501S/23 telephone DECT telephone Caller ID White

19specifications compared
9differ
10identical
21known for one product only

Key differences

Product colour
- Perfect sound CD1551B/23 telephone Caller ID Black:Black
- CD2501S/23 telephone DECT telephone Caller ID White:White
Call log entries
- Perfect sound CD1551B/23 telephone Caller ID Black:10
- CD2501S/23 telephone DECT telephone Caller ID White:20
Phonebook capacity
- Perfect sound CD1551B/23 telephone Caller ID Black:50 entries
- CD2501S/23 telephone DECT telephone Caller ID White:100 entries
Multi handset capability
- Perfect sound CD1551B/23 telephone Caller ID Black:4
- CD2501S/23 telephone DECT telephone Caller ID White:5
Wireless connection
- Perfect sound CD1551B/23 telephone Caller ID Black:No
- CD2501S/23 telephone DECT telephone Caller ID White:Yes
Battery type
- Perfect sound CD1551B/23 telephone Caller ID Black:AAA NiMH
- CD2501S/23 telephone DECT telephone Caller ID White:AAA
Base dimensions (WxDxH)
- Perfect sound CD1551B/23 telephone Caller ID Black:120 x 114 x 82.5 mm
- CD2501S/23 telephone DECT telephone Caller ID White:118.5 x 113 x 82.5 mm
Handset dimensions (WxDxH)
- Perfect sound CD1551B/23 telephone Caller ID Black:162 x 48.3 x 28.7 mm
- CD2501S/23 telephone DECT telephone Caller ID White:162 x 48 x 28.5 mm

Side by side

Differences highlightedShow differences only

Comparison of CD1551B/23, CD2501S/23
40 specifications	A Philips Perfect sound CD1551B/23 telephone Caller ID Black Model CD1551B/23 View product	B Philips CD2501S/23 telephone DECT telephone Caller ID White Model CD2501S/23 View product
Performanceidentical
Answering machineKnown for one	Yes	Unknown — not stated by the source
Recording timeKnown for one	10 min	Unknown — not stated by the source
TypeKnown for one	Unknown — not stated by the source	DECT telephone
Design1 differ
Product colourDiffers	Black	White
Integrated antennaKnown for one	Yes	Unknown — not stated by the source
Call management1 differ
Caller ID	Yes	Yes
Redial list capacityKnown for one	5	Unknown — not stated by the source
Conference call	Yes	Yes
Call log entriesDiffers	10	20
Call waiting	Yes	Yes
Explicit call transfer	Yes	Yes
RedialingKnown for one	Unknown — not stated by the source	Yes
Phone features2 differ
Phonebook capacityDiffers	50 entries	100 entries
Dialer locationKnown for one	Handset	Unknown — not stated by the source
Microphone muteKnown for one	Yes	Unknown — not stated by the source
Multi base capability	1	1
Multi handset capabilityDiffers	4	5
SpeakerphoneKnown for one	Unknown — not stated by the source	Yes
Paging functionKnown for one	Unknown — not stated by the source	Yes
Polyphonic ringKnown for one	Unknown — not stated by the source	Yes
Management featuresidentical
Volume controlKnown for one	Digital	Unknown — not stated by the source
Alarm clockKnown for one	Unknown — not stated by the source	Yes
Displayidentical
DisplayKnown for one	TFT	Unknown — not stated by the source
Backlight colourKnown for one	Amber	Unknown — not stated by the source
Display number of coloursKnown for one	Monochrome	Unknown — not stated by the source
Ports & interfaces1 differ
Wireless connectionDiffers	No	Yes
Power1 differ
Battery typeDiffers	AAA NiMH	AAA
Number of batteries supported	2	2
Talk time	12 h	12 h
Standby time	150 h	150 h
Power requirementsKnown for one	Unknown — not stated by the source	220-240V, 50Hz
Weight & dimensions2 differ
Base dimensions (WxDxH)Differs	120 x 114 x 82.5 mm	118.5 x 113 x 82.5 mm
Handset dimensions (WxDxH)Differs	162 x 48.3 x 28.7 mm	162 x 48 x 28.5 mm
Packaging contentidentical
Base stationKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery technology	Nickel-Metal Hydride (NiMH)	Nickel-Metal Hydride (NiMH)
Battery capacityDiffers	550 mAh	600 mAh
Other featuresidentical
Mac compatibility	No	No
Signal strength indicationKnown for one	Yes	Unknown — not stated by the source
Full duplexKnown for one	Unknown — not stated by the source	Yes
Indicationidentical
Battery capacity indicatorKnown for one	Unknown — not stated by the source	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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