Product comparison · 2 telephones

Philips B3851B/38 telephone DECT telephone Caller ID Black vs Philips D4051S/38 telephone DECT telephone Caller ID Black, Silver

62specifications compared
6differ
56identical
8known for one product only

Key differences

Product colour
- B3851B/38 telephone DECT telephone Caller ID Black:Black
- D4051S/38 telephone DECT telephone Caller ID Black, Silver:Black, Silver
Backlight colour
- B3851B/38 telephone DECT telephone Caller ID Black:Amber
- D4051S/38 telephone DECT telephone Caller ID Black, Silver:White
Talk time
- B3851B/38 telephone DECT telephone Caller ID Black:15 h
- D4051S/38 telephone DECT telephone Caller ID Black, Silver:16 h
Standby time
- B3851B/38 telephone DECT telephone Caller ID Black:160 h
- D4051S/38 telephone DECT telephone Caller ID Black, Silver:250 h
Package weight
- B3851B/38 telephone DECT telephone Caller ID Black:0.419 kg
- D4051S/38 telephone DECT telephone Caller ID Black, Silver:0.42 kg
Packaging net weight
- B3851B/38 telephone DECT telephone Caller ID Black:0.332 kg
- D4051S/38 telephone DECT telephone Caller ID Black, Silver:0.333 kg

Side by side

Differences highlightedShow differences only

Comparison of B3851B/38, D4051S/38
70 specifications	A Philips B3851B/38 telephone DECT telephone Caller ID Black Model B3851B/38 View product	B Philips D4051S/38 telephone DECT telephone Caller ID Black, Silver Model D4051S/38 View product
Performanceidentical
Type	DECT telephone	DECT telephone
Answering machine	Yes	Yes
Recording time	25 min	25 min
Intercom	Yes	Yes
Maximum indoor range	50 m	50 m
Maximum outdoor range	300 m	300 m
Ringer type	Polyphonic	Polyphonic
Number of melodies	10	10
Silent mode	Yes	Yes
ECO modeKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Mounting type	Desk	Desk
Product colourDiffers	Black	Black, Silver
Buttons quantity	20	20
Backlight buttons	Yes	Yes
Anti-slip grip	Yes	Yes
Phone featuresidentical
Speakerphone	Yes	Yes
Phonebook capacity	100 entries	100 entries
Multi base capability	1	1
Multi handset capability	4	4
Night mode	Yes	Yes
Paging function	Yes	Yes
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Call managementidentical
Caller ID	Yes	Yes
Redial list capacity	20	20
Call log entries	50	50
Call waiting	Yes	Yes
Management featuresidentical
Alarm clock	Yes	Yes
Programmable hot keys	Yes	Yes
Indicationidentical
Battery capacity indicator	Yes	Yes
Battery charge indicatorKnown for one	Unknown — not stated by the source	Yes
Display1 differ
Built-in display	Yes	Yes
Display	FSTN	FSTN
Display diagonal	4.57 cm (1.8")	4.57 cm (1.8")
Backlight colourDiffers	Amber	White
Backlight display	Yes	Yes
Ports & interfacesidentical
Wireless connection	Yes	Yes
Power2 differ
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Battery type	AAA	AAA
Battery recharge time	8 h	8 h
Talk timeDiffers	15 h	16 h
Standby timeDiffers	160 h	250 h
Power consumption (typical)	0.75 W	0.75 W
Weight & dimensionsidentical
Cable length	1.8 m	1.8 m
Packaging dataidentical
Package width	18.4 mm	18.4 mm
Package depth	5.9 mm	5.9 mm
Package height	13.5 mm	13.5 mm
Packaging contentidentical
Number of handsets included	1	1
Batteryidentical
Battery technology	Nickel-Metal Hydride (NiMH)	Nickel-Metal Hydride (NiMH)
Battery capacity	550 mAh	550 mAh
Other features2 differ
Backlight	Yes	Yes
Clock/Date display	Yes	Yes
Depth (imperial)Known for one	5.84 cm (2.3")	Unknown — not stated by the source
Height (imperial)Known for one	13.5 cm (5.3")	Unknown — not stated by the source
Package weightDiffers	0.419 kg	0.42 kg
Quantity	1	1
Signal strength indication	Yes	Yes
Width (imperial)Known for one	18.3 cm (7.2")	Unknown — not stated by the source
Specific absorption rate (SAR) value (EU)	0.1 W/kg	0.1 W/kg
Head SAR (EU)	0.1 W/kg	0.1 W/kg
Auto Registration	Yes	Yes
Auto hang up	Yes	Yes
Eco+	Yes	Yes
Gross weight (imperial)Known for one	0.419 kg (0.924 lbs)	Unknown — not stated by the source
Handset keypad locking	Yes	Yes
On/off key tone	Yes	Yes
Packaging net weightDiffers	0.332 kg	0.333 kg
Packaging tare weight	0.087 kg	0.087 kg
Tare weight (imperial)Known for one	0.0871 kg (0.192 lbs)	Unknown — not stated by the source
Transmission encryption	Yes	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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