Product comparison · 2 modems

Zyxel P-630-S3 ADSL USB Modem over ISDN vs Zyxel P-870M-I modem

11specifications compared
11differ
0identical
14known for one product only

Key differences

The Zyxel P-870M-I modem has 49.2 Mbit/s more upstream data rate than the Zyxel P-630-S3 ADSL USB Modem over ISDN (50 Mbit/s vs 0.8 Mbit/s). The Zyxel P-870M-I modem has 92 Mbit/s more downstream data rate than the Zyxel P-630-S3 ADSL USB Modem over ISDN (100 Mbit/s vs 8 Mbit/s). The Zyxel P-870M-I modem has 87 mm more depth than the Zyxel P-630-S3 ADSL USB Modem over ISDN (132 mm vs 45 mm). LED indicators: DSL on the Zyxel P-630-S3 ADSL USB Modem over ISDN, Status on the Zyxel P-870M-I modem. I/O ports: 1 x RJ-45 1 x USB on the Zyxel P-630-S3 ADSL USB Modem over ISDN, 2 x RJ-45 1 x RJ-11 on the Zyxel P-870M-I modem.

Upstream data rate
- P-630-S3 ADSL USB Modem over ISDN:0.8 Mbit/s
- P-870M-I modem:50 Mbit/s
Downstream data rate
- P-630-S3 ADSL USB Modem over ISDN:8 Mbit/s
- P-870M-I modem:100 Mbit/s
LED indicators
- P-630-S3 ADSL USB Modem over ISDN:DSL
- P-870M-I modem:Status
I/O ports
- P-630-S3 ADSL USB Modem over ISDN:1 x RJ-45 1 x USB
- P-870M-I modem:2 x RJ-45 1 x RJ-11
Operating temperature (T-T)
- P-630-S3 ADSL USB Modem over ISDN:0 - 50 °C
- P-870M-I modem:0 - 40 °C
Operating relative humidity (H-H)
- P-630-S3 ADSL USB Modem over ISDN:20 - 80%
- P-870M-I modem:20 - 85%
Storage temperature (T-T)
- P-630-S3 ADSL USB Modem over ISDN:-30 - 60 °C
- P-870M-I modem:-20 - 60 °C
Depth
- P-630-S3 ADSL USB Modem over ISDN:45 mm
- P-870M-I modem:132 mm

Side by side

Differences highlightedShow differences only

Comparison of P-630-S3 ADSL USB Modem over ISDN, P-870M-I
25 specifications	A Zyxel P-630-S3 ADSL USB Modem over ISDN View product	B Zyxel P-870M-I modem Model P-870M-I View product
Performance2 differ
Upstream data rateDiffers	0.8 Mbit/s	50 Mbit/s
Downstream data rateDiffers	8 Mbit/s	100 Mbit/s
Networking featuresKnown for one	Unknown — not stated by the source	Ethernet 10/100 Mbps
Features1 differ
InternalKnown for one	No	Unknown — not stated by the source
LED indicatorsDiffers	DSL	Status
Electromagnetic emissionsKnown for one	Unknown — not stated by the source	FCC Part 15 Class B, EN 55022 Class B, EN 55024 Class B
Ports & interfaces1 differ
I/O portsDiffers	1 x RJ-45 1 x USB	2 x RJ-45 1 x RJ-11
System requirementsidentical
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Minimum RAMKnown for one	64 MB	Unknown — not stated by the source
Minimum processorKnown for one	Pentium II 233MHz/ Mac G3	Unknown — not stated by the source
Minimum system requirementsKnown for one	HD: 20 MB USB	Unknown — not stated by the source
Compatible operating systemsKnown for one	Win98, Win ME, Win2000, Win XP, Mac OS 9/X	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	CE, Federal Communications Commission (FCC)	Unknown — not stated by the source
CertificationKnown for one	FCC part 15&68 CE WHQL	Unknown — not stated by the source
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 conditions3 differ
Operating temperature (T-T)Differs	0 - 50 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	20 - 80%	20 - 85%
Storage temperature (T-T)Differs	-30 - 60 °C	-20 - 60 °C
Non-operating relative humidity (non-condensing)Known for one	20 - 90%	Unknown — not stated by the source
Weight & dimensions4 differ
DepthDiffers	45 mm	132 mm
HeightDiffers	26 mm	40 mm
WeightDiffers	78 g	265 g
WidthDiffers	110 mm	189 mm
Poweridentical
Power requirementsKnown for one	Unknown — not stated by the source	9 V AC 1000 mA
Technical detailsidentical
Technical featuresKnown for one	Unknown — not stated by the source	- Duplex Method: DMT - LR-VDSL2 support - Power back-off

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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