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Product comparison · 2 ip phones

AudioCodes 425HD TAA IP-Phone PoE GbE black vs Yealink SIP- T31W

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  • 38specifications compared
  • 15differ
  • 23identical
  • 44known for one product only

Key differences

The AudioCodes 425HD TAA IP-Phone PoE GbE black has 2 lines more lines quantity than the Yealink SIP- T31W (4 lines vs 2 lines). The Yealink SIP- T31W has 1 more RJ-9 ports quantity than the AudioCodes 425HD TAA IP-Phone PoE GbE black (2 vs 1). The AudioCodes 425HD TAA IP-Phone PoE GbE black has 22.4 mm more width than the Yealink SIP- T31W (210.4 mm vs 188 mm). Only the Yealink SIP- T31W has Wi-Fi. Product colour: Black on the AudioCodes 425HD TAA IP-Phone PoE GbE black, Grey on the Yealink SIP- T31W.

  • Product colour
    • Black
    • Grey
  • Lines quantity
    • 4 lines
    • 2 lines
  • Display diagonal
    • 8.89 cm (3.5")
    • 5.84 cm (2.3")
  • Display resolution
    • 320 x 480 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
  • Wi-Fi
    • No
    • Yes
  • RJ-9 ports quantity
    • 1
    • 2

Side by side

Differences highlightedShow differences only
82 specifications
A

AudioCodes

425HD TAA IP-Phone PoE GbE black

Model 425HD

View product
B

Yealink

SIP- T31WView product
Design1 differ
Product typeIP PhoneIP Phone
Handset typeWired handsetWired handset
Product colourDiffersBlackGrey
Wall mountableKnown for oneYes
Performanceidentical
Dual-Tone Multi-Frequency (DTMF) modesKnown for oneSIP info
Phone features1 differ
Lines quantityDiffers4 lines2 lines
Answering machineYesYes
Call forwardingYesYes
Call holdYesYes
Call parkYesYes
Call pick upYesYes
Call transferYesYes
Call waitingYesYes
Caller IDYesYes
Conference callKnown for oneYes
Do not disturb functionYesYes
Full duplexYesYes
Message-waiting indicator (MWI)Known for oneYes
RedialingYesYes
Speed diallingYesYes
Anonymous callKnown for oneYes
Anonymous call rejectionKnown for oneYes
Call returnKnown for oneYes
Emergency callKnown for oneYes
Number of VoIP accountsKnown for one2
Phonebook capacityKnown for one1000 entries
Short Message Service (SMS)Known for oneYes
Management featuresidentical
Volume controlKnown for oneButtons
Number of programmable keysKnown for one8
Integrated voicemailKnown for oneYes
Voicemail indicationKnown for oneYes
Keypad number of keysKnown for one11
Display2 differ
DisplayLCDLCD
Display diagonalDiffers8.89 cm (3.5")5.84 cm (2.3")
Display resolutionDiffers320 x 480 pixels132 x 64 pixels
TouchscreenKnown for oneNo
Display number of linesKnown for one2 lines
Backlight displayKnown for oneYes
Audio1 differ
SpeakerphoneYesYes
Microphone muteYesYes
Adaptive jitter buffersKnown for oneYes
Echo cancellationKnown for oneYes
Packet loss concealment (PLC)YesYes
Voice activity detectionKnown for oneYes
Voice codecsDiffersG.711, G.722, G.729, OPUSAEC, AGC, AJB, G.711, G.711a, G.722, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab, VAD, iLBC
Comfort noise generation (CNG)Known for oneYes
Network4 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100 Mbit/s
Ethernet LAN interface typeDiffersGigabit EthernetFast Ethernet
Wi-FiDiffersNoYes
BluetoothNoNo
Networking standardsKnown for oneIEEE 802.3af, IEEE 802.1x, IEEE 802.1p
Quality of Service (QoS) supportKnown for oneYes
Security algorithmsDiffers802.1x RADIUS, HTTPS, SRTP, TLSAES, WPA2, WPA3
Supported network protocolsKnown for oneIPv4, TCP, UDP, ICMP, ARP, RTP, SRTP, RTCP-XR, 802.1x, static IP/DHCP IP assignment, IEEE 802.1p/Q, QoS/ToS, HTTP/HTTPS/DHCP, NTP, FTP/TFTP, CDP/LLDP VLAN configuration, LDAP
VoIP protocolsKnown for oneSIP – RFC 3261, SDP – RFC 2327, SIP over TCP/UDP/TLS, DNS_SRV (redundancy), digest authentication, PRACK, early media, SIP subscribe notify, BLF (busy lamp field), presence, MWI (message waiting indication)
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Ports & interfaces1 differ
Cable lock slotKnown for oneYes
DC-in jackKnown for oneYes
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantityDiffers12
WAN connection typeKnown for oneRJ-45
Certificatesidentical
Compliance certificatesKnown for oneFederal Communications Commission (FCC), ICES, UL, CE, CB, cTUVus, RCM, KC, CCC, EAC, Industry Canada (IC), VCCI, BSMI, TAA
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
Operational conditions2 differ
Operating temperature (T-T)Differs0 - 40 °C-10 - 45 °C
Storage temperature (T-T)Differs-20 - 70 °C-30 - 70 °C
Operating relative humidity (H-H)Known for one10 - 95%
Weight & dimensions3 differ
WidthDiffers210.4 mm188 mm
DepthDiffers90.9 mm189 mm
HeightDiffers212.2 mm162 mm
WeightKnown for one984 g
Package widthKnown for one244 mm
Package depthKnown for one320 mm
Package heightKnown for one90 mm
Package weightKnown for one1.46 kg
Packaging contentidentical
Cables includedKnown for oneLAN (RJ-45)
Ethernet cableKnown for oneYes
ManualKnown for oneYes
Number of handles included1 pc(s)1 pc(s)

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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