Product comparison · 2 ip phones

HP Poly OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply vs Yealink SIP-T54W IP phone Black 10 lines LCD Wi-Fi

31specifications compared
8differ
23identical
57known for one product only

Key differences

The Yealink SIP-T54W IP phone Black 10 lines LCD Wi-Fi has 6 lines more lines quantity than the HP Poly OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply (10 lines vs 4 lines). The HP Poly OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply has 1 A more AC adapter output current than the Yealink SIP-T54W IP phone Black 10 lines LCD Wi-Fi (3 A vs 2 A). The Yealink SIP-T54W IP phone Black 10 lines LCD Wi-Fi has 5 - 95% more operating relative humidity (H-H) than the HP Poly OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply (10 - 95% vs 5 - 95%). Display: LED on the HP Poly OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply, LCD on the Yealink SIP-T54W IP phone Black 10 lines LCD Wi-Fi. Display diagonal: 7.11 cm (2.8") on the HP Poly OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply, 10.9 cm (4.3") on the Yealink SIP-T54W IP phone Black 10 lines LCD Wi-Fi.

Lines quantity
- OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply:4 lines
- SIP-T54W IP phone Black 10 lines LCD Wi-Fi:10 lines
Display
- OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply:LED
- SIP-T54W IP phone Black 10 lines LCD Wi-Fi:LCD
Display diagonal
- OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply:7.11 cm (2.8")
- SIP-T54W IP phone Black 10 lines LCD Wi-Fi:10.9 cm (4.3")
Display resolution
- OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply:320 x 240 pixels
- SIP-T54W IP phone Black 10 lines LCD Wi-Fi:480 x 272 pixels
Security algorithms
- OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply:802.1x RADIUS, HTTPS
- SIP-T54W IP phone Black 10 lines LCD Wi-Fi:AES, HTTPS, SIPS
AC adapter output current
- OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply:3 A
- SIP-T54W IP phone Black 10 lines LCD Wi-Fi:2 A
Operating relative humidity (H-H)
- OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply:5 - 95%
- SIP-T54W IP phone Black 10 lines LCD Wi-Fi:10 - 95%

Side by side

Differences highlightedShow differences only

Comparison of OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply, SIP-T54W
88 specifications	A HP Poly OBi VVX 250 4-Line IP Phone and PoE-enabled with Power Supply View product	B Yealink SIP-T54W IP phone Black 10 lines LCD Wi-Fi Model SIP-T54W View product
Designidentical
Product type	IP Phone	IP Phone
Handset type	Wired handset	Wired handset
Product colour	Black	Black
Device lockKnown for one	Unknown — not stated by the source	Yes
MountingKnown for one	Unknown — not stated by the source	Desk/Wall
Wall mountableKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Dual-Tone Multi-Frequency (DTMF) modesKnown for one	Unknown — not stated by the source	In-band, Out-of band, SIP info
Phone features1 differ
Lines quantityDiffers	4 lines	10 lines
Answering machineKnown for one	Unknown — not stated by the source	Yes
Anonymous callKnown for one	Unknown — not stated by the source	Yes
Anonymous call rejectionKnown for one	Unknown — not stated by the source	Yes
Call forwarding	Yes	Yes
Call historyKnown for one	Unknown — not stated by the source	Yes
Call hold	Yes	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 transfer	Yes	Yes
Call waiting	Yes	Yes
Caller IDKnown for one	Unknown — not stated by the source	Yes
Conference call	Yes	Yes
Direct callKnown for one	Unknown — not stated by the source	Yes
Do not disturb function	Yes	Yes
Emergency callKnown for one	Unknown — not stated by the source	Yes
Full duplexKnown for one	Unknown — not stated by the source	Yes
Number of VoIP accountsKnown for one	Unknown — not stated by the source	16
Phonebook capacityKnown for one	Unknown — not stated by the source	1000 entries
Phonebook sharingKnown for one	Unknown — not stated by the source	Yes
Redialing	Yes	Yes
Short Message Service (SMS)Known for one	Unknown — not stated by the source	Yes
Speed dialling	Yes	Yes
Distinctive ringKnown 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 programmable keysKnown for one	Unknown — not stated by the source	10
Display3 differ
DisplayDiffers	LED	LCD
Display diagonalDiffers	7.11 cm (2.8")	10.9 cm (4.3")
Display resolutionDiffers	320 x 240 pixels	480 x 272 pixels
Touchscreen	No	No
Backlight displayKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Audio1 differ
Speakerphone	Yes	Yes
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Adaptive jitter buffersKnown for one	Unknown — not stated by the source	Yes
Automatic gain controlKnown for one	Unknown — not stated by the source	Yes
Comfort noise generation (CNG)	Yes	Yes
Packet loss concealment (PLC)Known for one	Unknown — not stated by the source	Yes
Voice activity detection	Yes	Yes
Voice codecsDiffers	G.711, G.722, G.722.1, G.729ab, OPUS, iLBC	G.722, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet LAN interface type	Gigabit Ethernet	Gigabit Ethernet
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Maximum data transfer rateKnown for one	Unknown — not stated by the source	433 Mbit/s
BluetoothKnown for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.2
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Security algorithmsDiffers	802.1x RADIUS, HTTPS	AES, HTTPS, SIPS
Supported network protocolsKnown for one	Unknown — not stated by the source	FTP/TFTP/HTTP/HTTPS
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
SyslogKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	1	1
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) ports	2	2
RJ-9 ports quantityKnown for one	Unknown — not stated by the source	2
Power1 differ
Power over Ethernet (PoE)	Yes	Yes
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output voltage	5 V	5 V
AC adapter output currentDiffers	3 A	2 A
Power consumption (typical)Known for one	Unknown — not stated by the source	4.3 W
Power consumption (Power over Ethernet (PoE))Known for one	Unknown — not stated by the source	5.5 W
Operational conditions1 differ
Operating relative humidity (H-H)Differs	5 - 95%	10 - 95%
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	233 mm
DepthKnown for one	Unknown — not stated by the source	222.6 mm
HeightKnown for one	Unknown — not stated by the source	186.1 mm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	LAN (RJ-45)
Ethernet cableKnown for one	Unknown — not stated by the source	Yes
HandsetKnown for one	Unknown — not stated by the source	Yes
Number of handles included	1 pc(s)	1 pc(s)
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Stand includedKnown for one	Unknown — not stated by the source	Yes
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Technical detailsidentical
Warranty periodKnown for one	1 year(s)	Unknown — not stated by the source
Certificatesidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
SafetyKnown for one	UL 60950-1/62368-1, CE Mark, CAN/CSA C22.2 No 60950-1/62368-1-1, EN 60950-1/62368-1, IEC 60950-1/62368-1, AS/NZS 60950-1	Unknown — not stated by the source
CertificationKnown for one	FCC Part 15 (CFR 47) Class B ICES-003 Class B EN55032 Class B CISPR32 Class B VCCI Class B EN55024 EN61000-3-2; EN61000-3-3 NZ Telepermit Korea KCC3 UAE TRA Russia CU3 Brazil ANATEL3 Australia RCM South Africa ICASA3 Saudi Arabia CITC China CCC3 RoHS Complian TAA	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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