Product comparison · 2 ip phones

HP Poly VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA vs Yealink SIP-W57R IP phone Black 2 lines TFT

18specifications compared
9differ
9identical
64known for one product only

Key differences

The HP Poly VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA has 14 lines more lines quantity than the Yealink SIP-W57R IP phone Black 2 lines TFT (16 lines vs 2 lines). The Yealink SIP-W57R IP phone Black 2 lines TFT has 5 - 95% more operating relative humidity (H-H) than the HP Poly VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA (10 - 95% vs 5 - 95%). Only the HP Poly VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA has Ethernet LAN. Only the HP Poly VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA has power over Ethernet (PoE). Handset type: Wired handset on the HP Poly VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA, Wireless handset on the Yealink SIP-W57R IP phone Black 2 lines TFT.

Handset type
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:Wired handset
- SIP-W57R IP phone Black 2 lines TFT:Wireless handset
Lines quantity
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:16 lines
- SIP-W57R IP phone Black 2 lines TFT:2 lines
Display
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:LCD
- SIP-W57R IP phone Black 2 lines TFT:TFT
Display diagonal
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:7.11 cm (2.8")
- SIP-W57R IP phone Black 2 lines TFT:4.57 cm (1.8")
Display resolution
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:320 x 240 pixels
- SIP-W57R IP phone Black 2 lines TFT:128 x 160 pixels
Ethernet LAN
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:Yes
- SIP-W57R IP phone Black 2 lines TFT:No
Power over Ethernet (PoE)
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:Yes
- SIP-W57R IP phone Black 2 lines TFT:No
Operating relative humidity (H-H)
- VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA:5 - 95%
- SIP-W57R IP phone Black 2 lines TFT:10 - 95%

Side by side

Differences highlightedShow differences only

Comparison of VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA, SIP-W57R
82 specifications	A HP Poly VVX 250 4-Line IP Phone and PoE-enabled GSA/TAA View product	B Yealink SIP-W57R IP phone Black 2 lines TFT Model SIP-W57R View product
Design1 differ
Product type	IP Phone	IP Phone
Handset typeDiffers	Wired handset	Wireless handset
Product colour	Black	Black
Backlight keypadKnown for one	Unknown — not stated by the source	Yes
Device lockKnown for one	Unknown — not stated by the source	Yes
MountingKnown for one	Unknown — not stated by the source	Desk
Protection featuresKnown for one	Unknown — not stated by the source	Dust resistant, Scratch resistant
Performanceidentical
DECT connectableKnown for one	Unknown — not stated by the source	Yes
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
Phone features1 differ
Lines quantityDiffers	16 lines	2 lines
Answering machineKnown for one	Unknown — not stated by the source	Yes
Anonymous callKnown for one	Unknown — not stated by the source	Yes
Anonymous call rejectionKnown for one	Unknown — not stated by the source	Yes
Call forwarding	Yes	Yes
Call hold	Yes	Yes
Call waitingKnown for one	Unknown — not stated by the source	Yes
Caller ID	Yes	Yes
Conference callKnown for one	Unknown — not stated by the source	Yes
Do not disturb functionKnown for one	Unknown — not stated by the source	Yes
Full duplex	Yes	Yes
IntercomKnown for one	Unknown — not stated by the source	Yes
Phonebook capacityKnown for one	Unknown — not stated by the source	100 entries
RedialingKnown for one	Unknown — not stated by the source	Yes
Speed diallingKnown for one	Unknown — not stated by the source	Yes
Vibrating alertKnown for one	Unknown — not stated by the source	Yes
Call parkKnown for one	Yes	Unknown — not stated by the source
Call pick upKnown for one	Yes	Unknown — not stated by the source
Number of VoIP accountsKnown for one	16	Unknown — not stated by the source
SIP registrar serverKnown for one	Yes	Unknown — not stated by the source
Management featuresidentical
Integrated voicemailKnown for one	Unknown — not stated by the source	Yes
Keypad number of keysKnown for one	Unknown — not stated by the source	25
Display3 differ
DisplayDiffers	LCD	TFT
Display diagonalDiffers	7.11 cm (2.8")	4.57 cm (1.8")
Display resolutionDiffers	320 x 240 pixels	128 x 160 pixels
Touchscreen	No	No
Backlight displayKnown for one	Yes	Unknown — not stated by the source
Audioidentical
SpeakerphoneKnown for one	Unknown — not stated by the source	Yes
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Frequency rangeKnown for one	Unknown — not stated by the source	100 - 7000 Hz
Noise reduction	Yes	Yes
Number of melodiesKnown for one	Unknown — not stated by the source	9
Comfort noise generation (CNG)Known for one	Yes	Unknown — not stated by the source
Echo cancellationKnown for one	Yes	Unknown — not stated by the source
Voice activity detectionKnown for one	Yes	Unknown — not stated by the source
Voice codecsKnown for one	G.711a, G.711ulaw, G.722, G.729A, G.729B, OPUS, iLBC	Unknown — not stated by the source
Network1 differ
Ethernet LANDiffers	Yes	No
Wi-FiKnown for one	Unknown — not stated by the source	No
Bluetooth	No	No
Security algorithmsKnown for one	HTTPS	Unknown — not stated by the source
Power1 differ
Power over Ethernet (PoE)Differs	Yes	No
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Input frequencyKnown for one	Unknown — not stated by the source	50/60 Hz
Input currentKnown for one	Unknown — not stated by the source	0.2 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	5 V
AC adapter output currentKnown for one	Unknown — not stated by the source	0.6 A
Standby timeKnown for one	Unknown — not stated by the source	575 h
Talk timeKnown for one	Unknown — not stated by the source	40 h
Enduranceidentical
International Protection (IP) codeKnown for one	Unknown — not stated by the source	IP54
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Battery capacityKnown for one	Unknown — not stated by the source	1460 mAh
Battery voltageKnown for one	Unknown — not stated by the source	3.7 V
Operational conditions2 differ
Operating relative humidity (H-H)Differs	5 - 95%	10 - 95%
Operating temperature (T-T)Differs	0 - 40 °C	-10 - 50 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-30 - 70 °C
Storage relative humidity (H-H)Known for one	-40 - 70%	Unknown — not stated by the source
Weight & dimensionsidentical
Handset dimensions (WxDxH)Known for one	Unknown — not stated by the source	51 x 24 x 157 mm
Handset weightKnown for one	Unknown — not stated by the source	183 g
Package widthKnown for one	235 mm	Unknown — not stated by the source
Package depthKnown for one	233 mm	Unknown — not stated by the source
Package heightKnown for one	56 mm	Unknown — not stated by the source
Package weightKnown for one	890 g	Unknown — not stated by the source
Packaging contentidentical
Base stationKnown for one	Unknown — not stated by the source	Yes
ChargerKnown for one	Unknown — not stated by the source	Yes
HandsetKnown for one	Unknown — not stated by the source	Yes
Number of handles includedKnown for one	Unknown — not stated by the source	1 pc(s)
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	2	Unknown — not stated by the source
RJ-9 ports quantityKnown for one	1	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	Australia RCM; Brazil ANATEL; CAN/CSA C22.2 No. 62368-1-14EN 60950-1; EN 60950-1 & EN 62368-1; EN55024; EN55032 Class B; EN61000-3-2, EN61000-3-3; FCC Part 15 (CFR 47) Class B; ICES-003 Class B; IEC 60950-1 & IEC 62368-1; NZ Telepermit; ROHS compliant; So. Korea KC; So. Africa ICASA; Saudi Arabia CI	Unknown — not stated by the source
Compliance certificatesKnown for one	Federal Communications Commission (FCC), CE	Unknown — not stated by the source
Logistics dataidentical
Country of originKnown for one	Mexico	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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