Product comparison · 2 ip phones

HP Poly OBi VVX 150 2-Line IP Phone and PoE-enabled vs Yealink-SIP-T73U

9specifications compared
5differ
4identical
52known for one product only

Key differences

The HP Poly OBi VVX 150 2-Line IP Phone and PoE-enabled has 24 mm more package width than the Yealink-SIP-T73U (255 mm vs 231 mm). The HP Poly OBi VVX 150 2-Line IP Phone and PoE-enabled has 258 mm more package depth than the Yealink-SIP-T73U (495 mm vs 237 mm). The HP Poly OBi VVX 150 2-Line IP Phone and PoE-enabled has 191 mm more package height than the Yealink-SIP-T73U (293 mm vs 102 mm). Only the Yealink-SIP-T73U has Ethernet LAN. Handset type: Wired handset on the HP Poly OBi VVX 150 2-Line IP Phone and PoE-enabled, Wired & Wireless handset on the Yealink-SIP-T73U.

Handset type
- OBi VVX 150 2-Line IP Phone and PoE-enabled:Wired handset
- Yealink-SIP-T73U:Wired & Wireless handset
Ethernet LAN
- OBi VVX 150 2-Line IP Phone and PoE-enabled:No
- Yealink-SIP-T73U:Yes
Package width
- OBi VVX 150 2-Line IP Phone and PoE-enabled:255 mm
- Yealink-SIP-T73U:231 mm
Package depth
- OBi VVX 150 2-Line IP Phone and PoE-enabled:495 mm
- Yealink-SIP-T73U:237 mm
Package height
- OBi VVX 150 2-Line IP Phone and PoE-enabled:293 mm
- Yealink-SIP-T73U:102 mm

Side by side

Differences highlightedShow differences only

Comparison of 911N3AA, T73U
61 specifications	A HP Poly OBi VVX 150 2-Line IP Phone and PoE-enabled Model 911N3AA View product	B Yealink Yealink-SIP-T73U Model T73U View product
Design1 differ
Handset typeDiffers	Wired handset	Wired & Wireless handset
Backlight keypadKnown for one	Unknown — not stated by the source	Yes
MountingKnown for one	Unknown — not stated by the source	Desk
Phone featuresidentical
Answering machineKnown for one	Unknown — not stated by the source	Yes
Call forwardingKnown for one	Unknown — not stated by the source	Yes
Call historyKnown for one	Unknown — not stated by the source	Yes
Call holdKnown for one	Unknown — not stated by the source	Yes
Call returnKnown for one	Unknown — not stated by the source	Yes
Call waitingKnown for one	Unknown — not stated by the source	Yes
Caller IDKnown for one	Unknown — not stated by the source	Yes
Conference callKnown for one	Unknown — not stated by the source	Yes
Emergency callKnown for one	Unknown — not stated by the source	Yes
IntercomKnown 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 accountsKnown for one	Unknown — not stated by the source	12
Phonebook capacityKnown for one	Unknown — not stated by the source	1000 entries
Phonebook sharingKnown for one	Unknown — not stated by the source	Yes
RedialingKnown for one	Unknown — not stated by the source	Yes
Speed diallingKnown for one	Unknown — not stated by the source	Yes
Management featuresidentical
Management platformKnown for one	Unknown — not stated by the source	Yealink Device Management Platform
Displayidentical
DisplayKnown for one	Unknown — not stated by the source	LCD
Display diagonalKnown for one	Unknown — not stated by the source	7.11 cm (2.8")
Display resolutionKnown for one	Unknown — not stated by the source	320 x 240 pixels
TouchscreenKnown for one	No	Unknown — not stated by the source
Audioidentical
SpeakerphoneKnown for one	Unknown — not stated by the source	Yes
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Voice codecsKnown for one	Unknown — not stated by the source	G.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab
Network1 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ethernet LAN interface typeKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Quality of Service (QoS) supportKnown for one	Unknown — not stated by the source	Yes
Security algorithmsKnown for one	Unknown — not stated by the source	WPA2, WPA3
SyslogKnown for one	Unknown — not stated by the source	Yes
Wi-FiKnown for one	No	Unknown — not stated by the source
BluetoothKnown for one	No	Unknown — not stated by the source
Ports & interfacesidentical
Headset connectivityKnown for one	Unknown — not stated by the source	RJ-9
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
DC-in jackKnown for one	Unknown — not stated by the source	Yes
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
Poweridentical
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output voltageKnown for one	Unknown — not stated by the source	5 V
AC adapter output currentKnown for one	Unknown — not stated by the source	2 A
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 45 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 70 °C
Weight & dimensions3 differ
WidthKnown for one	Unknown — not stated by the source	209 mm
DepthKnown for one	Unknown — not stated by the source	167.5 mm
HeightKnown for one	Unknown — not stated by the source	214.8 mm
Package widthDiffers	255 mm	231 mm
Package depthDiffers	495 mm	237 mm
Package heightDiffers	293 mm	102 mm
Package weightKnown for one	11.5 kg	Unknown — not stated by the source
Packaging contentidentical
Mounting kitKnown for one	Unknown — not stated by the source	Yes
Ethernet cableKnown for one	Unknown — not stated by the source	Yes
HandsetKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes

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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