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Product comparison · 2 ip phones

Yealink SIP- T31W vs Yealink T33P IP phone Grey 4 lines

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  • 48specifications compared
  • 14differ
  • 34identical
  • 28known for one product only

Key differences

The Yealink T33P IP phone Grey 4 lines has 2 lines more lines quantity than the Yealink SIP- T31W (4 lines vs 2 lines). The Yealink T33P IP phone Grey 4 lines has 2 more VoIP accounts than the Yealink SIP- T31W (4 vs 2). The Yealink SIP- T31W has 1 more RJ-9 ports quantity than the Yealink T33P IP phone Grey 4 lines (2 vs 1). Only the Yealink SIP- T31W has Wi-Fi. Display diagonal: 5.84 cm (2.3") on the Yealink SIP- T31W, 6.1 cm (2.4") on the Yealink T33P IP phone Grey 4 lines.

  • Lines quantity
    • 2 lines
    • 4 lines
  • Number of VoIP accounts
    • 2
    • 4
  • Display diagonal
    • 5.84 cm (2.3")
    • 6.1 cm (2.4")
  • Display resolution
    • 132 x 64 pixels
    • 320 x 240 pixels
  • Wi-Fi
    • Yes
    • No
  • Security algorithms
    • AES, WPA2, WPA3
    • AES, HTTPS
  • RJ-9 ports quantity
    • 2
    • 1
  • Power consumption (typical)
    • 1.7 W
    • 3 W

Side by side

Differences highlightedShow differences only
76 specifications
A

Yealink

SIP- T31WView product
B

Yealink

T33P IP phone Grey 4 lines

Model T33P

View product
Designidentical
Product typeIP PhoneIP Phone
Handset typeWired handsetWired handset
Product colourGreyGrey
MountingKnown for oneDesk/Wall
Wall mountableYesYes
Performanceidentical
Operating system installedKnown for oneLinux
Phone features2 differ
Lines quantityDiffers2 lines4 lines
Answering machineYesYes
Hot deskingKnown for oneYes
Anonymous callYesYes
Anonymous call rejectionYesYes
Call forwardingYesYes
Call historyKnown for oneYes
Call holdYesYes
Call parkYesYes
Call pick upYesYes
Call returnYesYes
Call transferYesYes
Call waitingYesYes
Caller IDYesYes
Customizable wallpaperKnown for oneYes
Direct callKnown for oneYes
Do not disturb functionYesYes
Emergency callYesYes
Full duplexYesYes
Message-waiting indicator (MWI)Known for oneYes
Number of VoIP accountsDiffers24
Phonebook capacity1000 entries1000 entries
RedialingYesYes
Short Message Service (SMS)YesYes
Speed diallingYesYes
Management featuresidentical
Integrated voicemailYesYes
Volume controlKnown for oneButtons
Number of function keysKnown for one5
Number of programmable keysKnown for one4
Voicemail indicationKnown for oneYes
Keypad number of keysKnown for one11
Display2 differ
Display diagonalDiffers5.84 cm (2.3")6.1 cm (2.4")
Display resolutionDiffers132 x 64 pixels320 x 240 pixels
TouchscreenKnown for oneNo
Backlight displayYesYes
DisplayKnown for oneLCD
Display number of linesKnown for one2 lines
Audio1 differ
SpeakerphoneYesYes
Noise reductionKnown for oneYes
Voice codecsDiffersAEC, AGC, AJB, G.711, G.711a, G.722, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab, VAD, iLBCAGC, AJB, CNG, G.711a, G.711u, G.722, G.723.1, G.726, G.729, G.729A, PLC, VAD, iLBC
Microphone muteKnown for oneYes
Comfort noise generation (CNG)Known for oneYes
Packet loss concealment (PLC)Known for oneYes
Network2 differ
Ethernet LANYesYes
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN interface typeFast EthernetFast Ethernet
Wi-FiDiffersYesNo
BluetoothNoNo
DHCP clientKnown for oneYes
Quality of Service (QoS) supportKnown for oneYes
Security algorithmsDiffersAES, WPA2, WPA3AES, HTTPS
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantityDiffers21
Power2 differ
Power over Ethernet (PoE)YesYes
AC adapter input voltage100 - 240 V100 - 240 V
Input frequencyKnown for one50/60 Hz
Power consumption (typical)Differs1.7 W3 W
Power consumption (Power over Ethernet (PoE))Differs2.6 W5 W
Operational conditions1 differ
Operating relative humidity (H-H)10 - 95%10 - 95%
Operating temperature (T-T)Differs-10 - 45 °C-10 - 50 °C
Storage temperature (T-T)Known for one-30 - 70 °C
Weight & dimensions3 differ
WidthDiffers188 mm212 mm
DepthDiffers189 mm186 mm
HeightDiffers162 mm146 mm
Packaging contentidentical
Base stationKnown for oneYes
Ethernet cableKnown for oneYes
HandsetKnown for oneYes
Number of handles included1 pc(s)1 pc(s)
Quick start guideKnown for oneYes

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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