Product comparison · 2 ip phones

HP Poly OBi VVX 450 12-Line IP Phone and PoE-enabled vs Yealink MP52 E2 Teams

22specifications compared
8differ
14identical
33known for one product only

Key differences

The HP Poly OBi VVX 450 12-Line IP Phone and PoE-enabled has 1 A more AC adapter output current than the Yealink MP52 E2 Teams (3 A vs 2 A). The Yealink MP52 E2 Teams has 5 - 95% more operating relative humidity (H-H) than the HP Poly OBi VVX 450 12-Line IP Phone and PoE-enabled (10 - 95% vs 5 - 95%). Product colour: Black on the HP Poly OBi VVX 450 12-Line IP Phone and PoE-enabled, Grey on the Yealink MP52 E2 Teams. Display: LED on the HP Poly OBi VVX 450 12-Line IP Phone and PoE-enabled, LCD on the Yealink MP52 E2 Teams. Display diagonal: 10.9 cm (4.3") on the HP Poly OBi VVX 450 12-Line IP Phone and PoE-enabled, 6.1 cm (2.4") on the Yealink MP52 E2 Teams.

Product colour
- OBi VVX 450 12-Line IP Phone and PoE-enabled:Black
- MP52 E2 Teams:Grey
Display
- OBi VVX 450 12-Line IP Phone and PoE-enabled:LED
- MP52 E2 Teams:LCD
Display diagonal
- OBi VVX 450 12-Line IP Phone and PoE-enabled:10.9 cm (4.3")
- MP52 E2 Teams:6.1 cm (2.4")
Display resolution
- OBi VVX 450 12-Line IP Phone and PoE-enabled:480 x 272 pixels
- MP52 E2 Teams:320 x 240 pixels
Ethernet LAN data rates
- OBi VVX 450 12-Line IP Phone and PoE-enabled:10,100,1000 Mbit/s
- MP52 E2 Teams:1000 Mbit/s
AC adapter output current
- OBi VVX 450 12-Line IP Phone and PoE-enabled:3 A
- MP52 E2 Teams:2 A
Operating relative humidity (H-H)
- OBi VVX 450 12-Line IP Phone and PoE-enabled:5 - 95%
- MP52 E2 Teams:10 - 95%
Operating temperature (T-T)
- OBi VVX 450 12-Line IP Phone and PoE-enabled:0 - 40 °C
- MP52 E2 Teams:-10 - 50 °C

Side by side

Differences highlightedShow differences only

Comparison of OBi VVX 450 12-Line IP Phone and PoE-enabled, MP52 E2 Teams
55 specifications	A HP Poly OBi VVX 450 12-Line IP Phone and PoE-enabled View product	B Yealink MP52 E2 Teams View product
Design1 differ
Product type	IP Phone	IP Phone
Handset type	Wired handset	Wired handset
Product colourDiffers	Black	Grey
Phone featuresidentical
Lines quantityKnown for one	12 lines	Unknown — not stated by the source
Call forwarding	Yes	Yes
Call hold	Yes	Yes
Call transferKnown for one	Yes	Unknown — not stated by the source
Call waiting	Yes	Yes
Conference callKnown for one	Yes	Unknown — not stated by the source
Distinctive ringKnown for one	Yes	Unknown — not stated by the source
Do not disturb functionKnown for one	Yes	Unknown — not stated by the source
Redialing	Yes	Yes
Speed diallingKnown for one	Yes	Unknown — not stated by the source
Caller IDKnown for one	Unknown — not stated by the source	Yes
Display3 differ
DisplayDiffers	LED	LCD
Display diagonalDiffers	10.9 cm (4.3")	6.1 cm (2.4")
Display resolutionDiffers	480 x 272 pixels	320 x 240 pixels
Touchscreen	No	No
Audioidentical
Speakerphone	Yes	Yes
Comfort noise generation (CNG)Known for one	Yes	Unknown — not stated by the source
Voice activity detectionKnown for one	Yes	Unknown — not stated by the source
Voice codecsKnown for one	G.711, G.722, G.722.1, G.729ab, OPUS, iLBC	Unknown — not stated by the source
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet	Gigabit Ethernet
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	802.1x RADIUS, HTTPS, TLS	Unknown — not stated by the source
SyslogKnown for one	Yes	Unknown — not stated by the source
Wi-FiKnown for one	Unknown — not stated by the source	No
BluetoothKnown for one	Unknown — not stated by the source	No
Technical detailsidentical
Warranty periodKnown for one	1 year(s)	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	2	2
Ethernet LAN (RJ-45) ports	2	2
DC-in jackKnown for one	Unknown — not stated by the source	Yes
RJ-9 ports quantityKnown for one	Unknown — not stated by the source	2
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
Power1 differ
Power over Ethernet (PoE)	Yes	Yes
AC adapter output voltage	5 V	5 V
AC adapter output currentDiffers	3 A	2 A
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
USB output currentKnown for one	Unknown — not stated by the source	0.5 A
Operational conditions2 differ
Operating relative humidity (H-H)Differs	5 - 95%	10 - 95%
Operating temperature (T-T)Differs	0 - 40 °C	-10 - 50 °C
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	240 mm	Unknown — not stated by the source
DepthKnown for one	57 mm	Unknown — not stated by the source
HeightKnown for one	230 mm	Unknown — not stated by the source
WeightKnown for one	1.04 kg	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Number of handles includedKnown for one	1 pc(s)	Unknown — not stated by the source
Cables includedKnown for one	Unknown — not stated by the source	LAN (RJ-45)
Headset includedKnown 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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