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Product comparison · 2 ip phones

Yealink-SIP-T73W vs Yealink-SIP-T77U

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  • 57specifications compared
  • 8differ
  • 49identical
  • 14known for one product only

Key differences

  • Display diagonal
    • 7.11 cm (2.8")
    • 17.8 cm (7")
  • Display resolution
    • 320 x 240 pixels
    • 800 x 480 pixels
  • Storage temperature (T-T)
    • -10 - 70 °C
    • -30 - 70 °C
  • Width
    • 209 mm
    • 262.1 mm
  • Height
    • 214.8 mm
    • 219.2 mm
  • Package width
    • 231 mm
    • 285 mm
  • Package depth
    • 237 mm
    • 253 mm
  • Package height
    • 102 mm
    • 104 mm

Side by side

Differences highlightedShow differences only
71 specifications
A

Yealink

Yealink-SIP-T73W

Model T73W

View product
B

Yealink

Yealink-SIP-T77U

Model T77U

View product
Designidentical
Product typeIP PhoneIP Phone
Handset typeWired & Wireless handsetWired & Wireless handset
Product colourBlackBlack
Backlight keypadYesYes
MountingDeskDesk
Phone featuresidentical
Answering machineYesYes
Anonymous callKnown for oneYes
Call forwardingYesYes
Call historyYesYes
Call holdYesYes
Call parkKnown for oneYes
Call pick upKnown for oneYes
Call returnYesYes
Call waitingYesYes
Caller IDYesYes
Conference callYesYes
Customizable wallpaperKnown for oneYes
Emergency callYesYes
Full duplexKnown for oneYes
IntercomYesYes
Message-waiting indicator (MWI)YesYes
Number of VoIP accounts1212
Phonebook capacity1000 entries1000 entries
Phonebook sharingYesYes
RedialingYesYes
Speed diallingYesYes
Management featuresidentical
Integrated voicemailKnown for oneYes
Volume controlKnown for oneButtons
Management platformYealink Device Management PlatformYealink Device Management Platform
Display2 differ
DisplayLCDLCD
Display diagonalDiffers7.11 cm (2.8")17.8 cm (7")
Display resolutionDiffers320 x 240 pixels800 x 480 pixels
TouchscreenKnown for oneYes
Backlight displayKnown for oneYes
Audioidentical
SpeakerphoneYesYes
Microphone muteYesYes
Voice codecsG.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729abG.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab
Networkidentical
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Ethernet LAN interface typeGigabit EthernetGigabit Ethernet
Quality of Service (QoS) supportYesYes
Security algorithmsWPA2, WPA3WPA2, WPA3
SyslogYesYes
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.0
Ports & interfacesidentical
Headset connectivityRJ-9RJ-9
USB 2.0 ports quantity11
USB Type-C ports quantityKnown for one1
DC-in jackYesYes
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantity22
Poweridentical
Power over Ethernet (PoE)YesYes
AC adapter input voltage100 - 240 V100 - 240 V
AC adapter output voltage5 V5 V
AC adapter output current2 A2 A
Operational conditions1 differ
Operating relative humidity (H-H)5 - 95%5 - 95%
Operating temperature (T-T)10 - 45 °C10 - 45 °C
Storage temperature (T-T)Differs-10 - 70 °C-30 - 70 °C
Weight & dimensions5 differ
WidthDiffers209 mm262.1 mm
Depth167.5 mm167.5 mm
HeightDiffers214.8 mm219.2 mm
Package widthDiffers231 mm285 mm
Package depthDiffers237 mm253 mm
Package heightDiffers102 mm104 mm
Packaging contentidentical
Mounting kitYesYes
Ethernet cableYesYes
HandsetYesYes
Number of handles included1 pc(s)1 pc(s)
Quick start guideYesYes

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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