Product comparison · 2 modems

D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router vs Zyxel P-870M-I3 modem

13specifications compared
10differ
3identical
12known for one product only

Key differences

The D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router has 3 more Ethernet LAN (RJ-45) ports than the Zyxel P-870M-I3 modem (4 vs 1). The Zyxel P-870M-I3 modem has 30 mm more depth than the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router (180 mm vs 150 mm). The Zyxel P-870M-I3 modem has 3 mm more height than the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router (36 mm vs 33 mm). Interface: ADSL2, ADSL2+ on the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, RJ-45/RJ-11 on the Zyxel P-870M-I3 modem. Connectivity LEDs: DSL, LAN, Internet on the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, Yes on the Zyxel P-870M-I3 modem.

Interface
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:ADSL2, ADSL2+
- P-870M-I3 modem:RJ-45/RJ-11
Connectivity LEDs
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:DSL, LAN, Internet
- P-870M-I3 modem:Yes
Ethernet LAN (RJ-45) ports
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:4
- P-870M-I3 modem:1
Operating relative humidity (H-H)
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:5 - 95%
- P-870M-I3 modem:20 - 85%
Storage temperature (T-T)
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:-20 - 65 °C
- P-870M-I3 modem:-20 - 60 °C
Depth
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:150 mm
- P-870M-I3 modem:180 mm
Height
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:33 mm
- P-870M-I3 modem:36 mm
Weight
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:318 g
- P-870M-I3 modem:275 g

Side by side

Differences highlightedShow differences only

Comparison of DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, P-870M-I3
25 specifications	A D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router View product	B Zyxel P-870M-I3 modem Model P-870M-I3 View product
Modem1 differ
Modem typeKnown for one	ADSL2, ADSL2+	Unknown — not stated by the source
InterfaceDiffers	ADSL2, ADSL2+	RJ-45/RJ-11
Performanceidentical
Upstream data rateKnown for one	3.5 Mbit/s	Unknown — not stated by the source
Downstream data rateKnown for one	24 Mbit/s	Unknown — not stated by the source
Data link protocolsKnown for one	Unknown — not stated by the source	VDSL2 (ITU G.993.1, ITU G.993.2)
Networking featuresKnown for one	Unknown — not stated by the source	Fast Ethernet
Features1 differ
Connectivity LEDsDiffers	DSL, LAN, Internet	Yes
InternalKnown for one	Unknown — not stated by the source	No
Ports & interfaces1 differ
DC-in jack	Yes	Yes
Ethernet LAN (RJ-45) portsDiffers	4	1
Modem (RJ-11) ports	1	1
Certificates1 differ
CertificationDiffers	7.6” x 5.9” x 1.3 10.8” x 8.2” x 2.7	FCC, EN, ANSI/UL, IEC
Compliance industry standardsKnown for one	TR-067, TR-069	Unknown — not stated by the source
Compliance certificatesKnown for one	Unknown — not stated by the source	Federal Communications Commission (FCC)
Operational conditions2 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	5 - 95%	20 - 85%
Storage temperature (T-T)Differs	-20 - 65 °C	-20 - 60 °C
Non-operating relative humidity (non-condensing)Known for one	Unknown — not stated by the source	20 - 95%
Weight & dimensions4 differ
DepthDiffers	150 mm	180 mm
HeightDiffers	33 mm	36 mm
WeightDiffers	318 g	275 g
WidthDiffers	193 mm	128 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	AC/DC

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 modem comparisons

All modem comparisons