Product comparison · 2 modems

Fujitsu Modem 56k USB vs Zyxel P-870M modem

4specifications compared
4differ
0identical
17known for one product only

Key differences

The Zyxel P-870M modem has 104 mm more depth than the Fujitsu Modem 56k USB (132 mm vs 28 mm). The Zyxel P-870M modem has 12 mm more height than the Fujitsu Modem 56k USB (40 mm vs 28 mm). The Zyxel P-870M modem has 15 g more weight than the Fujitsu Modem 56k USB (265 g vs 250 g).

Depth
- Modem 56k USB:28 mm
- P-870M modem:132 mm
Height
- Modem 56k USB:28 mm
- P-870M modem:40 mm
Weight
- Modem 56k USB:250 g
- P-870M modem:265 g
Width
- Modem 56k USB:140 mm
- P-870M modem:189 mm

Side by side

Differences highlightedShow differences only

Comparison of Modem 56k USB, P-870M
21 specifications	A Fujitsu Modem 56k USB View product	B Zyxel P-870M modem Model P-870M View product
Modemidentical
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	USB 1.1	Unknown — not stated by the source
ChipsetKnown for one	Pegasus Discrete DAA	Unknown — not stated by the source
Performanceidentical
Supported data transfer ratesKnown for one	56, 33.6, 28.8, 14.4 Mbps	Unknown — not stated by the source
Data compressionKnown for one	V.44, V.42bis, MNP 5	Unknown — not stated by the source
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
Featuresidentical
InternalKnown for one	No	Unknown — not stated by the source
Connectivity LEDsKnown for one	Yes	Unknown — not stated by the source
Electromagnetic emissionsKnown for one	Unknown — not stated by the source	FCC Part 15 Class B, EN 55022 Class B, EN 55024 Class B
Poweridentical
USB poweredKnown for one	Yes	Unknown — not stated by the source
Power requirementsKnown for one	Unknown — not stated by the source	120 V/230 V/240 V, 9 V AC 1000 mA
System requirementsidentical
Compatible operating systemsKnown for one	Windows XP	Unknown — not stated by the source
Weight & dimensions4 differ
DepthDiffers	28 mm	132 mm
HeightDiffers	28 mm	40 mm
WeightDiffers	250 g	265 g
WidthDiffers	140 mm	189 mm
Certificatesidentical
SafetyKnown for one	Unknown — not stated by the source	CAN/CSA-C22.2 No. 60950-1-03, ANSI/UL Std No 60950-1, 1st Ed., EN 60950-1, 1st Ed., IEC 60950-1, 1st Ed.
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 85%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C

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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