Product comparison · 2 ip phones

AudioCodes 425HD TAA IP-Phone PoE GbE black vs HP Poly Edge B20 IP Phone and PoE-enabled

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  • 26specifications compared
  • 8differ
  • 18identical
  • 47known for one product only

Key differences

The AudioCodes 425HD TAA IP-Phone PoE GbE black has 2 lines more lines quantity than the HP Poly Edge B20 IP Phone and PoE-enabled (4 lines vs 2 lines). The AudioCodes 425HD TAA IP-Phone PoE GbE black has 68 mm more package width than the HP Poly Edge B20 IP Phone and PoE-enabled (244 mm vs 176 mm). The AudioCodes 425HD TAA IP-Phone PoE GbE black has 157 mm more package depth than the HP Poly Edge B20 IP Phone and PoE-enabled (320 mm vs 163 mm). Display diagonal: 8.89 cm (3.5") on the AudioCodes 425HD TAA IP-Phone PoE GbE black, 7.11 cm (2.8") on the HP Poly Edge B20 IP Phone and PoE-enabled. Storage temperature (T-T): -20 - 70 °C on the AudioCodes 425HD TAA IP-Phone PoE GbE black, -40 - 70 °C on the HP Poly Edge B20 IP Phone and PoE-enabled.

  • Lines quantity
    • 425HD TAA IP-Phone PoE GbE black:4 lines
    • Edge B20 IP Phone and PoE-enabled:2 lines
  • Display diagonal
    • 425HD TAA IP-Phone PoE GbE black:8.89 cm (3.5")
    • Edge B20 IP Phone and PoE-enabled:7.11 cm (2.8")
  • Storage temperature (T-T)
    • 425HD TAA IP-Phone PoE GbE black:-20 - 70 °C
    • Edge B20 IP Phone and PoE-enabled:-40 - 70 °C
  • Package width
    • 425HD TAA IP-Phone PoE GbE black:244 mm
    • Edge B20 IP Phone and PoE-enabled:176 mm
  • Package depth
    • 425HD TAA IP-Phone PoE GbE black:320 mm
    • Edge B20 IP Phone and PoE-enabled:163 mm
  • Package height
    • 425HD TAA IP-Phone PoE GbE black:90 mm
    • Edge B20 IP Phone and PoE-enabled:44 mm
  • Package weight
    • 425HD TAA IP-Phone PoE GbE black:1.46 kg
    • Edge B20 IP Phone and PoE-enabled:900 g

Side by side

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Comparison of 425HD, Edge B20 IP Phone and PoE-enabled
73 specifications
Designidentical
Product typeIP PhoneIP Phone
Handset typeWired handsetWired handset
Product colourBlackBlack
MountingKnown for oneUnknown — not stated by the sourceDesk/Wall
Wall mountableKnown for oneUnknown — not stated by the sourceYes
Performanceidentical
Dual-Tone Multi-Frequency (DTMF) modesKnown for oneSIP infoUnknown — not stated by the source
Phone features1 differ
Lines quantityDiffers4 lines2 lines
Answering machineKnown for oneYesUnknown — not stated by the source
Call forwardingKnown for oneYesUnknown — not stated by the source
Call holdKnown for oneYesUnknown — not stated by the source
Call parkKnown for oneYesUnknown — not stated by the source
Call pick upKnown for oneYesUnknown — not stated by the source
Call transferKnown for oneYesUnknown — not stated by the source
Call waitingKnown for oneYesUnknown — not stated by the source
Caller IDYesYes
Conference callKnown for oneYesUnknown — not stated by the source
Do not disturb functionKnown for oneYesUnknown — not stated by the source
Full duplexKnown for oneYesUnknown — not stated by the source
Message-waiting indicator (MWI)Known for oneYesUnknown — not stated by the source
RedialingKnown for oneYesUnknown — not stated by the source
Speed diallingKnown for oneYesUnknown — not stated by the source
Management featuresidentical
Volume controlKnown for oneButtonsUnknown — not stated by the source
Number of programmable keysKnown for one8Unknown — not stated by the source
Display1 differ
DisplayLCDLCD
Display diagonalDiffers8.89 cm (3.5")7.11 cm (2.8")
Display resolutionKnown for one320 x 480 pixelsUnknown — not stated by the source
TouchscreenNoNo
Audio1 differ
SpeakerphoneYesYes
Microphone muteKnown for oneYesUnknown — not stated by the source
Adaptive jitter buffersKnown for oneYesUnknown — not stated by the source
Echo cancellationKnown for oneYesUnknown — not stated by the source
Packet loss concealment (PLC)Known for oneYesUnknown — not stated by the source
Voice activity detectionKnown for oneYesUnknown — not stated by the source
Voice codecsDiffersG.711, G.722, G.729, OPUSG.711alaw, G.711ulaw, G.722, G.729ab, OPUS, iLBC
Networkidentical
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Ethernet LAN interface typeGigabit EthernetGigabit Ethernet
Wi-FiNoNo
BluetoothNoNo
Networking standardsKnown for oneIEEE 802.3af, IEEE 802.1x, IEEE 802.1pUnknown — not stated by the source
Quality of Service (QoS) supportKnown for oneYesUnknown — not stated by the source
Security algorithmsKnown for one802.1x RADIUS, HTTPS, SRTP, TLSUnknown — not stated by the source
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, LDAPUnknown — not stated by the source
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)Unknown — not stated by the source
Ports & interfacesidentical
Cable lock slotKnown for oneYesUnknown — not stated by the source
DC-in jackKnown for oneYesUnknown — not stated by the source
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantity11
WAN connection typeKnown for oneRJ-45Unknown — not stated by the source
Headset connectivityKnown for oneUnknown — not stated by the source3.5 mm
Certificatesidentical
Compliance certificatesKnown for oneFederal Communications Commission (FCC), ICES, UL, CE, CB, cTUVus, RCM, KC, CCC, EAC, Industry Canada (IC), VCCI, BSMI, TAAUnknown — not stated by the source
Sustainability certificatesKnown for oneUnknown — not stated by the sourceENERGY STAR
Poweridentical
Power over Ethernet (PoE)YesYes
Operational conditions1 differ
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Storage temperature (T-T)Differs-20 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)Known for oneUnknown — not stated by the source5 - 95%
Weight & dimensions4 differ
WidthKnown for one210.4 mmUnknown — not stated by the source
DepthKnown for one90.9 mmUnknown — not stated by the source
HeightKnown for one212.2 mmUnknown — not stated by the source
WeightKnown for one984 gUnknown — not stated by the source
Package widthDiffers244 mm176 mm
Package depthDiffers320 mm163 mm
Package heightDiffers90 mm44 mm
Package weightDiffers1.46 kg900 g
Packaging contentidentical
Cables includedLAN (RJ-45)LAN (RJ-45)
Ethernet cableKnown for oneYesUnknown — not stated by the source
ManualKnown for oneYesUnknown — not stated by the source
Number of handles included1 pc(s)1 pc(s)
Mounting kitKnown for oneUnknown — not stated by the sourceYes
AC adapter includedKnown for oneUnknown — not stated by the sourceYes
HandsetKnown for oneUnknown — not stated by the sourceYes
Stand includedKnown for oneUnknown — not stated by the sourceYes
Logistics dataidentical
Country of originKnown for oneUnknown — not stated by the sourceChina

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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