Product comparison · 2 ip phones

Yealink AX83H IP phone Black TFT Wi-Fi vs Yealink SIP- T31W

32specifications compared
10differ
22identical
40known for one product only

Key differences

The Yealink SIP- T31W has 3 more keypad keys than the Yealink AX83H IP phone Black TFT Wi-Fi (11 vs 8). Only the Yealink SIP- T31W has Ethernet LAN. Only the Yealink AX83H IP phone Black TFT Wi-Fi has Bluetooth. Product colour: Black on the Yealink AX83H IP phone Black TFT Wi-Fi, Grey on the Yealink SIP- T31W. Display: TFT on the Yealink AX83H IP phone Black TFT Wi-Fi, LCD on the Yealink SIP- T31W.

Product colour
- AX83H IP phone Black TFT Wi-Fi:Black
- SIP- T31W:Grey
Keypad number of keys
- AX83H IP phone Black TFT Wi-Fi:8
- SIP- T31W:11
Display
- AX83H IP phone Black TFT Wi-Fi:TFT
- SIP- T31W:LCD
Display diagonal
- AX83H IP phone Black TFT Wi-Fi:6.1 cm (2.4")
- SIP- T31W:5.84 cm (2.3")
Display resolution
- AX83H IP phone Black TFT Wi-Fi:240 x 320 pixels
- SIP- T31W:132 x 64 pixels
Ethernet LAN
- AX83H IP phone Black TFT Wi-Fi:No
- SIP- T31W:Yes
Bluetooth
- AX83H IP phone Black TFT Wi-Fi:Yes
- SIP- T31W:No
Operating temperature (T-T)
- AX83H IP phone Black TFT Wi-Fi:0 - 40 °C
- SIP- T31W:-10 - 45 °C

Side by side

Differences highlightedShow differences only

Comparison of AX83H, SIP- T31W
72 specifications	A Yealink AX83H IP phone Black TFT Wi-Fi Model AX83H View product	B Yealink SIP- T31W View product
Design1 differ
Product type	IP Phone	IP Phone
Handset typeKnown for one	Unknown — not stated by the source	Wired handset
Product colourDiffers	Black	Grey
Wall mountable	Yes	Yes
Backlight keypadKnown for one	Yes	Unknown — not stated by the source
Phone featuresidentical
Lines quantityKnown for one	Unknown — not stated by the source	2 lines
Answering machineKnown for one	Unknown — not stated by the source	Yes
Anonymous call	Yes	Yes
Anonymous call rejection	Yes	Yes
Call forwarding	Yes	Yes
Call hold	Yes	Yes
Call park	Yes	Yes
Call pick up	Yes	Yes
Call returnKnown for one	Unknown — not stated by the source	Yes
Call transfer	Yes	Yes
Call waiting	Yes	Yes
Caller ID	Yes	Yes
Do not disturb functionKnown for one	Unknown — not stated by the source	Yes
Emergency call	Yes	Yes
Full duplex	Yes	Yes
Number of VoIP accountsKnown for one	Unknown — not stated by the source	2
Phonebook capacity	1000 entries	1000 entries
RedialingKnown for one	Unknown — not stated by the source	Yes
Short Message Service (SMS)Known for one	Unknown — not stated by the source	Yes
Speed dialling	Yes	Yes
Call historyKnown for one	Yes	Unknown — not stated by the source
IntercomKnown for one	Yes	Unknown — not stated by the source
Message-waiting indicator (MWI)Known for one	Yes	Unknown — not stated by the source
Vibrating alertKnown for one	Yes	Unknown — not stated by the source
Management features1 differ
Integrated voicemail	Yes	Yes
Voicemail indicationKnown for one	Unknown — not stated by the source	Yes
Keypad number of keysDiffers	8	11
Display3 differ
DisplayDiffers	TFT	LCD
Display diagonalDiffers	6.1 cm (2.4")	5.84 cm (2.3")
Display resolutionDiffers	240 x 320 pixels	132 x 64 pixels
Display number of linesKnown for one	Unknown — not stated by the source	2 lines
Backlight displayKnown for one	Unknown — not stated by the source	Yes
TouchscreenKnown for one	No	Unknown — not stated by the source
Audio1 differ
SpeakerphoneKnown for one	Unknown — not stated by the source	Yes
Microphone mute	Yes	Yes
Comfort noise generation (CNG)Known for one	Unknown — not stated by the source	Yes
Packet loss concealment (PLC)Known for one	Unknown — not stated by the source	Yes
Voice codecsDiffers	G.711a, G.722, G.723, G.726, G.729, G.729A, G.729B, G.729ab	AEC, AGC, AJB, G.711, G.711a, G.722, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab, VAD, iLBC
Network3 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Ethernet LAN interface typeKnown for one	Unknown — not stated by the source	Fast Ethernet
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
BluetoothDiffers	Yes	No
Security algorithmsKnown for one	Unknown — not stated by the source	AES, WPA2, WPA3
Bluetooth versionKnown for one	5.0	Unknown — not stated by the source
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	2
RJ-9 ports quantityKnown for one	Unknown — not stated by the source	2
Headset connectivityKnown for one	3.5 mm	Unknown — not stated by the source
USB Type-C ports quantityKnown for one	1	Unknown — not stated by the source
Poweridentical
Power over Ethernet (PoE)Known for one	Unknown — not stated by the source	Yes
AC adapter input voltage	100 - 240 V	100 - 240 V
Power consumption (typical)Known for one	Unknown — not stated by the source	1.7 W
Power consumption (Power over Ethernet (PoE))Known for one	Unknown — not stated by the source	2.6 W
Operational conditions1 differ
Operating relative humidity (H-H)	10 - 95%	10 - 95%
Operating temperature (T-T)Differs	0 - 40 °C	-10 - 45 °C
Storage temperature (T-T)	-30 - 70 °C	-30 - 70 °C
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	188 mm
DepthKnown for one	Unknown — not stated by the source	189 mm
HeightKnown for one	Unknown — not stated by the source	162 mm
WeightKnown for one	126 g	Unknown — not stated by the source
Handset dimensions (WxDxH)Known for one	49.5 x 21 x 151 mm	Unknown — not stated by the source
Packaging contentidentical
Number of handles included	1 pc(s)	1 pc(s)
ChargerKnown for one	Yes	Unknown — not stated by the source
HandsetKnown for one	Yes	Unknown — not stated by the source
Sensorsidentical
Proximity sensorKnown for one	Yes	Unknown — not stated by the source

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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