Product comparison · 2 modems

Conceptronic 56kbps USB voice/fax/modem vs Zyxel P-871H modem

7specifications compared
5differ
2identical
22known for one product only

Key differences

The Conceptronic 56kbps USB voice/fax/modem has 73 mm more depth than the Zyxel P-871H modem (200 mm vs 127 mm). The Zyxel P-871H modem has 15 mm more height than the Conceptronic 56kbps USB voice/fax/modem (35 mm vs 20 mm). The Zyxel P-871H modem has 320 g more weight than the Conceptronic 56kbps USB voice/fax/modem (350 g vs 30 g). Modem type: V.92 on the Conceptronic 56kbps USB voice/fax/modem, VDSL2 on the Zyxel P-871H modem.

Modem type
- 56kbps USB voice/fax/modem:V.92
- P-871H modem:VDSL2
Depth
- 56kbps USB voice/fax/modem:200 mm
- P-871H modem:127 mm
Height
- 56kbps USB voice/fax/modem:20 mm
- P-871H modem:35 mm
Weight
- 56kbps USB voice/fax/modem:30 g
- P-871H modem:350 g
Width
- 56kbps USB voice/fax/modem:20 mm
- P-871H modem:180 mm

Side by side

Differences highlightedShow differences only

Comparison of C56U, P-871H
29 specifications	A Conceptronic 56kbps USB voice/fax/modem Model C56U View product	B Zyxel P-871H modem Model P-871H View product
Modem1 differ
Modem typeDiffers	V.92	VDSL2
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	USB 2.0	Unknown — not stated by the source
ChipsetKnown for one	Conexant CX93010	Unknown — not stated by the source
Featuresidentical
Internal	No	No
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Power LEDKnown for one	Yes	Unknown — not stated by the source
Flow control supportKnown for one	Unknown — not stated by the source	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Connectivity LEDsKnown for one	Unknown — not stated by the source	System, VDSL, 10/100Base-TX
Ports & interfacesidentical
Modem (RJ-11) ports	1	1
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	4
Poweridentical
USB poweredKnown for one	Yes	Unknown — not stated by the source
Power supply typeKnown for one	Unknown — not stated by the source	200 - 240 V AC
System requirementsidentical
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Minimum system requirementsKnown for one	CD-ROM	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows XP, Windows Vista, Windows 7	Unknown — not stated by the source
Weight & dimensions4 differ
DepthDiffers	200 mm	127 mm
HeightDiffers	20 mm	35 mm
WeightDiffers	30 g	350 g
WidthDiffers	20 mm	180 mm
Packaging contentidentical
Cables includedKnown for one	Phone (RJ-11)	Unknown — not stated by the source
Bundled softwareKnown for one	BVRP Software	Unknown — not stated by the source
Performanceidentical
Supported data transfer ratesKnown for one	Unknown — not stated by the source	10/100 Mbit/s
Upstream data rateKnown for one	Unknown — not stated by the source	100 Mbit/s
Downstream data rateKnown for one	Unknown — not stated by the source	100 Mbit/s
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3/3u/3x
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 50 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%

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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