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Product comparison · 2 ip phones

HP Poly VVX 250 4-Line IP Phone and PoE-enabled vs Yealink SIP- T31W

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  • 27specifications compared
  • 11differ
  • 16identical
  • 51known for one product only

Key differences

The HP Poly VVX 250 4-Line IP Phone and PoE-enabled has 2 lines more lines quantity than the Yealink SIP- T31W (4 lines vs 2 lines). The Yealink SIP- T31W has 5 - 95% more operating relative humidity (H-H) than the HP Poly VVX 250 4-Line IP Phone and PoE-enabled (10 - 95% vs 5 - 95%). Product colour: Black on the HP Poly VVX 250 4-Line IP Phone and PoE-enabled, Grey on the Yealink SIP- T31W. Display diagonal: 7.11 cm (2.8") on the HP Poly VVX 250 4-Line IP Phone and PoE-enabled, 5.84 cm (2.3") on the Yealink SIP- T31W. Display resolution: 320 x 240 pixels on the HP Poly VVX 250 4-Line IP Phone and PoE-enabled, 132 x 64 pixels on the Yealink SIP- T31W.

  • Product colour
    • Black
    • Grey
  • Lines quantity
    • 4 lines
    • 2 lines
  • Display diagonal
    • 7.11 cm (2.8")
    • 5.84 cm (2.3")
  • Display resolution
    • 320 x 240 pixels
    • 132 x 64 pixels
  • Ethernet LAN data rates
    • 10,100,1000 Mbit/s
    • 10,100 Mbit/s
  • Ethernet LAN interface type
    • Gigabit Ethernet
    • Fast Ethernet
  • Security algorithms
    • HTTPS
    • AES, WPA2, WPA3
  • Operating relative humidity (H-H)
    • 5 - 95%
    • 10 - 95%

Side by side

Differences highlightedShow differences only
78 specifications
A

HP Poly

VVX 250 4-Line IP Phone and PoE-enabledView product
B

Yealink

SIP- T31WView product
Design1 differ
Product typeIP PhoneIP Phone
Handset typeWired handsetWired handset
Product colourDiffersBlackGrey
Wall mountableKnown for oneYes
Phone features1 differ
Lines quantityDiffers4 lines2 lines
Answering machineKnown for oneYes
Anonymous callKnown for oneYes
Anonymous call rejectionKnown for oneYes
Call forwardingYesYes
Call holdYesYes
Call parkKnown for oneYes
Call pick upKnown for oneYes
Call returnKnown for oneYes
Call transferYesYes
Call waitingYesYes
Caller IDKnown for oneYes
Do not disturb functionYesYes
Emergency callKnown for oneYes
Full duplexKnown for oneYes
Number of VoIP accountsKnown for one2
Phonebook capacityKnown for one1000 entries
RedialingYesYes
Short Message Service (SMS)Known for oneYes
Speed diallingYesYes
Conference callKnown for oneYes
Distinctive ringKnown for oneYes
Management featuresidentical
Integrated voicemailKnown for oneYes
Voicemail indicationKnown for oneYes
Keypad number of keysKnown for one11
Display2 differ
DisplayLCDLCD
Display diagonalDiffers7.11 cm (2.8")5.84 cm (2.3")
Display resolutionDiffers320 x 240 pixels132 x 64 pixels
Display number of linesKnown for one2 lines
Backlight displayKnown for oneYes
TouchscreenKnown for oneNo
Audio1 differ
SpeakerphoneYesYes
Microphone muteKnown for oneYes
Comfort noise generation (CNG)YesYes
Packet loss concealment (PLC)Known for oneYes
Voice codecsDiffersG.711, G.722, G.722.1, G.729ab, OPUS, iLBCAEC, AGC, AJB, G.711, G.711a, G.722, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab, VAD, iLBC
Voice activity detectionKnown for oneYes
Network3 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100 Mbit/s
Ethernet LAN interface typeDiffersGigabit EthernetFast Ethernet
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
BluetoothKnown for oneNo
Security algorithmsDiffersHTTPSAES, WPA2, WPA3
SyslogKnown for oneYes
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantityKnown for one2
USB 2.0 ports quantityKnown for one1
Poweridentical
Power over Ethernet (PoE)YesYes
AC adapter input voltageKnown for one100 - 240 V
Power consumption (typical)Known for one1.7 W
Power consumption (Power over Ethernet (PoE))Known for one2.6 W
AC adapter output voltageKnown for one5 V
AC adapter output currentKnown for one3 A
Operational conditions3 differ
Operating relative humidity (H-H)Differs5 - 95%10 - 95%
Operating temperature (T-T)Differs0 - 40 °C-10 - 45 °C
Storage temperature (T-T)Differs-40 - 70 °C-30 - 70 °C
Weight & dimensionsidentical
WidthKnown for one188 mm
DepthKnown for one189 mm
HeightKnown for one162 mm
Package widthKnown for one235 mm
Package depthKnown for one233 mm
Package heightKnown for one56 mm
Package weightKnown for one300 g
Packaging contentidentical
Number of handles included1 pc(s)1 pc(s)
AC adapter includedKnown for oneYes
Technical detailsidentical
Warranty periodKnown for one1 year(s)
Certificatesidentical
Sustainability certificatesKnown for oneENERGY STAR
SafetyKnown for oneUL 60950-1/62368-1, CE Mark, CAN/CSA C22.2 No 60950-1/62368-1-1, EN 60950-1/62368-1, IEC 60950-1/62368-1, AS/NZS 60950-1
CertificationKnown for oneFCC Part 15 (CFR 47) Class B ICES-003 Class B EN55032 Class B CISPR32 Class B VCCI Class B EN55024 EN61000-3-2; EN61000-3-3 NZ Telepermit Korea KCC3 UAE TRA Russia CU3 Brazil ANATEL3 Australia RCM South Africa ICASA3 Saudi Arabia CITC China CCC3 RoHS Complian TAA
Compliance certificatesKnown for oneRoHS, Federal Communications Commission (FCC), CE
Logistics dataidentical
Country of originKnown for oneChina, Mexico
Pallet gross weightKnown for one357 kg
UNSPSC-codeKnown for one43191511

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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