Product comparison · 2 ip phones

Yealink SIP-T44U IP phone Grey 8 lines LCD Wi-Fi vs Yealink T33P IP phone Grey 4 lines

34specifications compared
12differ
22identical
40known for one product only

Key differences

The Yealink SIP-T44U IP phone Grey 8 lines LCD Wi-Fi has 4 lines more lines quantity than the Yealink T33P IP phone Grey 4 lines (8 lines vs 4 lines). The Yealink SIP-T44U IP phone Grey 8 lines LCD Wi-Fi has 8 more VoIP accounts than the Yealink T33P IP phone Grey 4 lines (12 vs 4). The Yealink T33P IP phone Grey 4 lines has 9,100 Mbit/s more Ethernet LAN data rates than the Yealink SIP-T44U IP phone Grey 8 lines LCD Wi-Fi (10,100 Mbit/s vs 1000 Mbit/s). Only the Yealink SIP-T44U IP phone Grey 8 lines LCD Wi-Fi has Wi-Fi. Display diagonal: 7.11 cm (2.8") on the Yealink SIP-T44U IP phone Grey 8 lines LCD Wi-Fi, 6.1 cm (2.4") on the Yealink T33P IP phone Grey 4 lines.

Lines quantity
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:8 lines
- T33P IP phone Grey 4 lines:4 lines
Number of VoIP accounts
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:12
- T33P IP phone Grey 4 lines:4
Display diagonal
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:7.11 cm (2.8")
- T33P IP phone Grey 4 lines:6.1 cm (2.4")
Ethernet LAN data rates
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:1000 Mbit/s
- T33P IP phone Grey 4 lines:10,100 Mbit/s
Ethernet LAN interface type
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:Gigabit Ethernet
- T33P IP phone Grey 4 lines:Fast Ethernet
Wi-Fi
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:Yes
- T33P IP phone Grey 4 lines:No
RJ-9 ports quantity
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:2
- T33P IP phone Grey 4 lines:1
Operating relative humidity (H-H)
- SIP-T44U IP phone Grey 8 lines LCD Wi-Fi:5 - 90%
- T33P IP phone Grey 4 lines:10 - 95%

Side by side

Differences highlightedShow differences only

Comparison of SIP-T44U, T33P
74 specifications	A Yealink SIP-T44U IP phone Grey 8 lines LCD Wi-Fi Model SIP-T44U View product	B Yealink T33P IP phone Grey 4 lines Model T33P View product
Designidentical
Handset typeKnown for one	Unknown — not stated by the source	Wired handset
MountingKnown for one	Unknown — not stated by the source	Desk/Wall
Performanceidentical
Operating system installedKnown for one	Unknown — not stated by the source	Linux
Phone features2 differ
Lines quantityDiffers	8 lines	4 lines
Answering machineKnown for one	Unknown — not stated by the source	Yes
Hot deskingKnown for one	Unknown — not stated by the source	Yes
Anonymous call rejectionKnown for one	Unknown — not stated by the source	Yes
Call historyKnown for one	Unknown — not stated by the source	Yes
Call parkKnown for one	Unknown — not stated by the source	Yes
Call pick upKnown for one	Unknown — not stated by the source	Yes
Call returnKnown for one	Unknown — not stated by the source	Yes
Call transferKnown for one	Unknown — not stated by the source	Yes
Customizable wallpaperKnown for one	Unknown — not stated by the source	Yes
Do not disturb functionKnown for one	Unknown — not stated by the source	Yes
Emergency callKnown for one	Unknown — not stated by the source	Yes
Message-waiting indicator (MWI)Known for one	Unknown — not stated by the source	Yes
Number of VoIP accountsDiffers	12	4
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 diallingKnown for one	Unknown — not stated by the source	Yes
Conference callKnown for one	Yes	Unknown — not stated by the source
SIP registrar serverKnown for one	Yes	Unknown — not stated by the source
Management featuresidentical
Integrated voicemailKnown for one	Unknown — not stated by the source	Yes
Volume controlKnown for one	Unknown — not stated by the source	Buttons
Number of function keysKnown for one	Unknown — not stated by the source	5
Number of programmable keysKnown for one	Unknown — not stated by the source	4
Display1 differ
Display diagonalDiffers	7.11 cm (2.8")	6.1 cm (2.4")
DisplayKnown for one	LCD	Unknown — not stated by the source
Audioidentical
Noise reductionKnown for one	Unknown — not stated by the source	Yes
Voice codecsKnown for one	Unknown — not stated by the source	AGC, AJB, CNG, G.711a, G.711u, G.722, G.723.1, G.726, G.729, G.729A, PLC, VAD, iLBC
Microphone muteKnown for one	Yes	Unknown — not stated by the source
Network3 differ
Ethernet LAN data ratesDiffers	1000 Mbit/s	10,100 Mbit/s
Ethernet LAN interface typeDiffers	Gigabit Ethernet	Fast Ethernet
Wi-FiDiffers	Yes	No
BluetoothKnown for one	Unknown — not stated by the source	No
DHCP clientKnown for one	Unknown — not stated by the source	Yes
Quality of Service (QoS) supportKnown for one	Unknown — not stated by the source	Yes
Security algorithmsKnown for one	Unknown — not stated by the source	AES, HTTPS
Ports & interfaces1 differ
RJ-9 ports quantityDiffers	2	1
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
Poweridentical
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Input frequencyKnown for one	Unknown — not stated by the source	50/60 Hz
Power consumption (typical)Known for one	Unknown — not stated by the source	3 W
Power consumption (Power over Ethernet (PoE))Known for one	Unknown — not stated by the source	5 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs	5 - 90%	10 - 95%
Operating temperature (T-T)Differs	-10 - 45 °C	-10 - 50 °C
Storage temperature (T-T)Known for one	-30 - 70 °C	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	224.9 mm	212 mm
DepthDiffers	206.2 mm	186 mm
HeightDiffers	174.9 mm	146 mm
Packaging contentidentical
Base stationKnown for one	Unknown — not stated by the source	Yes
Stand includedKnown 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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