Product comparison · 2 telephones

EnGenius DURAFON SIP BU vs Philips Cordless phone with answering machine D4551B/05

19specifications compared
7differ
12identical
59known for one product only

Key differences

Product colour
- DURAFON SIP BU:Black, Grey
- Cordless phone with answering machine D4551B/05:Black
Volume control
- DURAFON SIP BU:Buttons
- Cordless phone with answering machine D4551B/05:Digital
Talk time
- DURAFON SIP BU:6 h
- Cordless phone with answering machine D4551B/05:16 h
Standby time
- DURAFON SIP BU:50 h
- Cordless phone with answering machine D4551B/05:250 h
Weight
- DURAFON SIP BU:860 g
- Cordless phone with answering machine D4551B/05:329.6 g
Battery technology
- DURAFON SIP BU:Lithium-Ion (Li-Ion)
- Cordless phone with answering machine D4551B/05:Nickel-Metal Hydride (NiMH)
Battery capacity
- DURAFON SIP BU:1700 mAh
- Cordless phone with answering machine D4551B/05:550 mAh

Side by side

Differences highlightedShow differences only

Comparison of DURAFON SIP BU, D4551B/05
78 specifications	A EnGenius DURAFON SIP BU View product	B Philips Cordless phone with answering machine D4551B/05 Model D4551B/05 View product
Performanceidentical
Type	DECT telephone	DECT telephone
Answering machineKnown for one	Unknown — not stated by the source	Yes
Recording timeKnown for one	Unknown — not stated by the source	30 min
Maximum indoor rangeKnown for one	Unknown — not stated by the source	50 m
Maximum outdoor rangeKnown for one	Unknown — not stated by the source	300 m
Ringer typeKnown for one	Unknown — not stated by the source	Polyphonic
Number of melodiesKnown for one	Unknown — not stated by the source	10
GAP compatibleKnown for one	Unknown — not stated by the source	Yes
Silent modeKnown for one	Unknown — not stated by the source	Yes
Handset typeKnown for one	Wireless handset	Unknown — not stated by the source
IntercomKnown for one	Yes	Unknown — not stated by the source
Microphone frequencyKnown for one	902 - 928 Hz	Unknown — not stated by the source
Design1 differ
Mounting type	Desk	Desk
Product colourDiffers	Black, Grey	Black
Elderly phone	No	No
Buttons quantityKnown for one	Unknown — not stated by the source	20
Backlight buttonsKnown for one	Unknown — not stated by the source	Yes
Anti-slip gripKnown for one	Unknown — not stated by the source	Yes
Phone featuresidentical
Speakerphone	Yes	Yes
Phonebook capacity	50 entries	50 entries
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Multi handset capabilityKnown for one	Unknown — not stated by the source	4
Paging functionKnown for one	Unknown — not stated by the source	Yes
Call managementidentical
Caller ID	Yes	Yes
Redial list capacityKnown for one	Unknown — not stated by the source	20
Call log entriesKnown for one	Unknown — not stated by the source	50
Call waiting	Yes	Yes
Conference callKnown for one	Yes	Unknown — not stated by the source
Call holdKnown for one	Yes	Unknown — not stated by the source
Speed diallingKnown for one	Yes	Unknown — not stated by the source
Management features1 differ
Alarm clockKnown for one	Unknown — not stated by the source	Yes
Programmable hot keysKnown for one	Unknown — not stated by the source	Yes
Volume controlDiffers	Buttons	Digital
Displayidentical
Built-in display	Yes	Yes
Display diagonalKnown for one	Unknown — not stated by the source	4.57 cm (1.8")
Backlight colourKnown for one	Unknown — not stated by the source	White
Backlight displayKnown for one	Unknown — not stated by the source	Yes
Display number of coloursKnown for one	Unknown — not stated by the source	Monochrome
DisplayKnown for one	LCD	Unknown — not stated by the source
Ports & interfacesidentical
Wireless connection	Yes	Yes
RJ-45 ports quantityKnown for one	1	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
InterfaceKnown for one	RJ-11	Unknown — not stated by the source
RJ-11 connectorKnown for one	Yes	Unknown — not stated by the source
Power2 differ
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Battery typeKnown for one	Unknown — not stated by the source	AAA
Battery recharge timeKnown for one	Unknown — not stated by the source	8 h
Talk timeDiffers	6 h	16 h
Standby timeDiffers	50 h	250 h
Power consumption (typical)Known for one	Unknown — not stated by the source	0.75 W
AC adapter output voltageKnown for one	12 V	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	860 g	329.6 g
Cable lengthKnown for one	Unknown — not stated by the source	1.8 m
WidthKnown for one	161 mm	Unknown — not stated by the source
DepthKnown for one	42 mm	Unknown — not stated by the source
HeightKnown for one	188 mm	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	185 mm
Package depthKnown for one	Unknown — not stated by the source	60 mm
Package heightKnown for one	Unknown — not stated by the source	136 mm
Package weightKnown for one	Unknown — not stated by the source	408.6 g
Packaging contentidentical
Number of handsets included	1	1
Base station	Yes	Yes
Analog line cableKnown for one	Yes	Unknown — not stated by the source
Headset includedKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Battery2 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Nickel-Metal Hydride (NiMH)
Battery capacityDiffers	1700 mAh	550 mAh
Other featuresidentical
Battery level indicatorKnown for one	Unknown — not stated by the source	Yes
Charging sourceKnown for one	Unknown — not stated by the source	AC
Clock/Date displayKnown for one	Unknown — not stated by the source	Yes
Specific absorption rate (SAR) value (EU)Known for one	Unknown — not stated by the source	0.1 W/kg
Channels quantityKnown for one	128 channels	Unknown — not stated by the source
Indicationidentical
LED indicatorsKnown for one	Power, Yes	Unknown — not stated by the source
LED on baseKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 50 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 75%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-10 - 70 °C	Unknown — not stated by the source

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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