Product comparison · 2 wireless routers

Zyxel P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN vs Zyxel P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS

13specifications compared
5differ
8identical
1known for one product only

Key differences

The Zyxel P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS has 35 g more weight than the Zyxel P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN (360 g vs 325 g). Only the Zyxel P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN has supports ISDN connection. DSL specification: G.dmt ADSL over ISDN (G.992.1 Annex B) on the Zyxel P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN, G.dmt ADSL over POTS (G.992.1 Annex A) on the Zyxel P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS. Dimensions (WxDxH): 180 x 128 x 36 mm on the Zyxel P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN, 178 x 125 x 36 mm on the Zyxel P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS.

Supports ISDN connection
- P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN:Yes
- P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS:No
Weight
- P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN:325 g
- P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS:360 g
Dimensions (WxDxH)
- P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN:180 x 128 x 36 mm
- P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS:178 x 125 x 36 mm

Side by side

Differences highlightedShow differences only

Comparison of P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN, P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS
14 specifications	A Zyxel P-660HW-D3 802.11g Wireless ADSL2+ 4-port Gateway over ISDN View product	B Zyxel P-661HW-D1 802.11g Wireless ADSL2+ 4-port Security Gateway over POTS View product
Network1 differ
Supports ISDN connectionDiffers	Yes	No
DSL features1 differ
ADSL	Yes	Yes
DSL specificationDiffers	G.dmt ADSL over ISDN (G.992.1 Annex B)	G.dmt ADSL over POTS (G.992.1 Annex A)
Protocolsidentical
Supported network protocols	IEEE 802.1d Transparent Bridging, 802.1q Pass-through Bridge, IP Routing: TCP, UDP, ICMP, ARP, RIPv1 & RIPv2, Static Route,IP Multicast IGMP v1/v2, IP Policy Route	IEEE 802.1d Transparent Bridging, 802.1q Pass-through Bridge, IP Routing: TCP, UDP, ICMP, ARP, RIPv1 & RIPv2, Static Route,IP Multicast IGMP v1/v2, IP Policy Route
Designidentical
LED indicatorsKnown for one	Status	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)	20 - 95%	20 - 95%
Operating temperature (T-T)	0 - 50 °C	0 - 50 °C
Weight & dimensions1 differ
WeightDiffers	325 g	360 g
Other features2 differ
Dimensions (WxDxH)Differs	180 x 128 x 36 mm	178 x 125 x 36 mm
Management platform	Web-based	Web-based
Maximum data transfer rate	0.1 Gbit/s	0.1 Gbit/s
Networking features	Ethernet LAN, ADSL	Ethernet LAN, ADSL
xDSL connection	Yes	Yes
I/O portsDiffers	4x 10/100 Ethernet (RJ-45) 1x ADSL (RJ-45)	4x 10/100 Ethernet (RJ-45) 1x ADSL (RJ-11)

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.

More wireless router comparisons

All wireless router comparisons