Product comparison · 2 modems

D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router vs Zyxel P-871H modem

13specifications compared
11differ
2identical
11known for one product only

Key differences

The Zyxel P-871H modem has 96.5 Mbit/s more upstream data rate than the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router (100 Mbit/s vs 3.5 Mbit/s). The Zyxel P-871H modem has 76 Mbit/s more downstream data rate than the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router (100 Mbit/s vs 24 Mbit/s). The D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router has 23 mm more depth than the Zyxel P-871H modem (150 mm vs 127 mm). Modem type: ADSL2, ADSL2+ on the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, VDSL2 on the Zyxel P-871H modem. Connectivity LEDs: DSL, LAN, Internet on the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, System, VDSL, 10/100Base-TX on the Zyxel P-871H modem.

Modem type
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:ADSL2, ADSL2+
- P-871H modem:VDSL2
Upstream data rate
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:3.5 Mbit/s
- P-871H modem:100 Mbit/s
Downstream data rate
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:24 Mbit/s
- P-871H modem:100 Mbit/s
Connectivity LEDs
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:DSL, LAN, Internet
- P-871H modem:System, VDSL, 10/100Base-TX
Compliance industry standards
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:TR-067, TR-069
- P-871H modem:IEEE 802.3/3u/3x
Operating temperature (T-T)
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:0 - 40 °C
- P-871H modem:0 - 50 °C
Operating relative humidity (H-H)
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:5 - 95%
- P-871H modem:10 - 90%
Depth
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:150 mm
- P-871H modem:127 mm

Side by side

Differences highlightedShow differences only

Comparison of DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, P-871H
24 specifications	A D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router View product	B Zyxel P-871H modem Model P-871H View product
Modem1 differ
Modem typeDiffers	ADSL2, ADSL2+	VDSL2
InterfaceKnown for one	ADSL2, ADSL2+	Unknown — not stated by the source
Performance2 differ
Upstream data rateDiffers	3.5 Mbit/s	100 Mbit/s
Downstream data rateDiffers	24 Mbit/s	100 Mbit/s
Supported data transfer ratesKnown for one	Unknown — not stated by the source	10/100 Mbit/s
Features1 differ
Connectivity LEDsDiffers	DSL, LAN, Internet	System, VDSL, 10/100Base-TX
Flow control supportKnown for one	Unknown — not stated by the source	Yes
InternalKnown for one	Unknown — not stated by the source	No
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	4	4
Modem (RJ-11) ports	1	1
Certificates1 differ
CertificationKnown for one	7.6” x 5.9” x 1.3 10.8” x 8.2” x 2.7	Unknown — not stated by the source
Compliance industry standardsDiffers	TR-067, TR-069	IEEE 802.3/3u/3x
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 50 °C
Operating relative humidity (H-H)Differs	5 - 95%	10 - 90%
Storage temperature (T-T)Known for one	-20 - 65 °C	Unknown — not stated by the source
Weight & dimensions4 differ
DepthDiffers	150 mm	127 mm
HeightDiffers	33 mm	35 mm
WeightDiffers	318 g	350 g
WidthDiffers	193 mm	180 mm
Packaging dataidentical
Package dimensions (WxDxH)Known for one	274 x 208 x 69 mm	Unknown — not stated by the source
Package weightKnown for one	953 g	Unknown — not stated by the source
Poweridentical
Power supply typeKnown for one	Unknown — not stated by the source	200 - 240 V AC

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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