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Product comparison · 2 ip phones

HP Poly VVX 250 4-Line IP Phone and PoE-enabled vs Yealink-SIP-T88W

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  • 32specifications compared
  • 12differ
  • 20identical
  • 51known for one product only

Key differences

The HP Poly VVX 250 4-Line IP Phone and PoE-enabled has 1 A more AC adapter output current than the Yealink-SIP-T88W (3 A vs 2 A). The Yealink-SIP-T88W has 50 mm more package width than the HP Poly VVX 250 4-Line IP Phone and PoE-enabled (285 mm vs 235 mm). The Yealink-SIP-T88W has 20 mm more package depth than the HP Poly VVX 250 4-Line IP Phone and PoE-enabled (253 mm vs 233 mm). Only the Yealink-SIP-T88W has touchscreen. Handset type: Wired handset on the HP Poly VVX 250 4-Line IP Phone and PoE-enabled, Wired & Wireless handset on the Yealink-SIP-T88W.

  • Handset type
    • Wired handset
    • Wired & Wireless handset
  • Display diagonal
    • 7.11 cm (2.8")
    • 17.8 cm (7")
  • Display resolution
    • 320 x 240 pixels
    • 800 x 480 pixels
  • Touchscreen
    • No
    • Yes
  • Security algorithms
    • HTTPS
    • WPA2, WPA3
  • AC adapter output current
    • 3 A
    • 2 A
  • Operating temperature (T-T)
    • 0 - 40 °C
    • 10 - 45 °C
  • Storage temperature (T-T)
    • -40 - 70 °C
    • -30 - 70 °C

Side by side

Differences highlightedShow differences only
83 specifications
A

HP Poly

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

Yealink

Yealink-SIP-T88W

Model T88W

View product
Design1 differ
Product typeIP PhoneIP Phone
Handset typeDiffersWired handsetWired & Wireless handset
Product colourBlackBlack
Backlight keypadKnown for oneYes
MountingKnown for oneDesk
Phone featuresidentical
Answering machineKnown for oneYes
Anonymous callKnown for oneYes
Call forwardingYesYes
Call historyKnown for oneYes
Call holdYesYes
Call parkKnown for oneYes
Call pick upKnown for oneYes
Call returnKnown for oneYes
Call waitingYesYes
Caller IDKnown for oneYes
Conference callYesYes
Customizable wallpaperKnown for oneYes
Emergency callKnown for oneYes
Full duplexKnown for oneYes
IntercomKnown for oneYes
Message-waiting indicator (MWI)Known for oneYes
Number of VoIP accountsKnown for one12
Phonebook capacityKnown for one1000 entries
Phonebook sharingKnown for oneYes
RedialingYesYes
Speed diallingYesYes
Lines quantityKnown for one4 lines
Call transferKnown for oneYes
Distinctive ringKnown for oneYes
Do not disturb functionKnown for oneYes
Management featuresidentical
Integrated voicemailKnown for oneYes
Volume controlKnown for oneButtons
Management platformKnown for oneYealink Device Management Platform
Display3 differ
DisplayLCDLCD
Display diagonalDiffers7.11 cm (2.8")17.8 cm (7")
Display resolutionDiffers320 x 240 pixels800 x 480 pixels
TouchscreenDiffersNoYes
Backlight displayKnown for oneYes
Audio1 differ
SpeakerphoneYesYes
Microphone muteKnown for oneYes
Voice codecsDiffersG.711, G.722, G.722.1, G.729ab, OPUS, iLBCG.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab
Comfort noise generation (CNG)Known for oneYes
Voice activity detectionKnown for oneYes
Network1 differ
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Ethernet LAN interface typeGigabit EthernetGigabit Ethernet
Quality of Service (QoS) supportKnown for oneYes
Security algorithmsDiffersHTTPSWPA2, WPA3
SyslogYesYes
Ports & interfacesidentical
Headset connectivityKnown for oneRJ-9
USB 2.0 ports quantity11
USB Type-C ports quantityKnown for one1
DC-in jackKnown for oneYes
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantityKnown for one2
Power1 differ
Power over Ethernet (PoE)YesYes
AC adapter input voltageKnown for one100 - 240 V
AC adapter output voltage5 V5 V
AC adapter output currentDiffers3 A2 A
Operational conditions2 differ
Operating relative humidity (H-H)5 - 95%5 - 95%
Operating temperature (T-T)Differs0 - 40 °C10 - 45 °C
Storage temperature (T-T)Differs-40 - 70 °C-30 - 70 °C
Weight & dimensions3 differ
WidthKnown for one262.1 mm
DepthKnown for one167.5 mm
HeightKnown for one219.2 mm
Package widthDiffers235 mm285 mm
Package depthDiffers233 mm253 mm
Package heightDiffers56 mm104 mm
Package weightKnown for one300 g
Packaging contentidentical
Mounting kitKnown for oneYes
Ethernet cableKnown for oneYes
HandsetKnown for oneYes
Number of handles included1 pc(s)1 pc(s)
Quick start guideKnown for oneYes
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

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