Product comparison · 2 modems

D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router vs D-Link 5G M2M VPN PoE+ Modem Router

8specifications compared
8differ
0identical
17known 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 D-Link 5G M2M VPN PoE+ Modem Router (4 vs 1). The D-Link 5G M2M VPN PoE+ Modem Router has 5 - 95% more operating relative humidity (H-H) than the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router (10 - 95% vs 5 - 95%). The D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router has 57 mm more depth than the D-Link 5G M2M VPN PoE+ Modem Router (150 mm vs 93 mm). Interface: ADSL2, ADSL2+ on the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, RJ45 on the D-Link 5G M2M VPN PoE+ Modem Router. Operating temperature (T-T): 0 - 40 °C on the D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, -30 - 70 °C on the D-Link 5G M2M VPN PoE+ Modem Router.

Interface
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:ADSL2, ADSL2+
- 5G M2M VPN PoE+ Modem Router:RJ45
Ethernet LAN (RJ-45) ports
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:4
- 5G M2M VPN PoE+ Modem Router:1
Operating temperature (T-T)
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:0 - 40 °C
- 5G M2M VPN PoE+ Modem Router:-30 - 70 °C
Operating relative humidity (H-H)
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:5 - 95%
- 5G M2M VPN PoE+ Modem Router:10 - 95%
Storage temperature (T-T)
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:-20 - 65 °C
- 5G M2M VPN PoE+ Modem Router:-40 - 85 °C
Depth
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:150 mm
- 5G M2M VPN PoE+ Modem Router:93 mm
Height
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:33 mm
- 5G M2M VPN PoE+ Modem Router:90 mm
Width
- DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router:193 mm
- 5G M2M VPN PoE+ Modem Router:27 mm

Side by side

Differences highlightedShow differences only

Comparison of DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router, DWM-311-GP/B
25 specifications	A D-Link DSL-2540B ADSL2/2+ Modem with 4-Port Ethernet Router View product	B D-Link 5G M2M VPN PoE+ Modem Router Model DWM-311-GP/B View product
Modem1 differ
Modem typeKnown for one	ADSL2, ADSL2+	Unknown — not stated by the source
InterfaceDiffers	ADSL2, ADSL2+	RJ45
Antenna typeKnown for one	Unknown — not stated by the source	External
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
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.3at
Featuresidentical
Connectivity LEDsKnown for one	DSL, LAN, Internet	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Power LEDKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	4	1
Modem (RJ-11) portsKnown for one	1	Unknown — not stated by the source
Certificatesidentical
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 standardsKnown for one	TR-067, TR-069	Unknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 40 °C	-30 - 70 °C
Operating relative humidity (H-H)Differs	5 - 95%	10 - 95%
Storage temperature (T-T)Differs	-20 - 65 °C	-40 - 85 °C
Weight & dimensions3 differ
DepthDiffers	150 mm	93 mm
HeightDiffers	33 mm	90 mm
WeightKnown for one	318 g	Unknown — not stated by the source
WidthDiffers	193 mm	27 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
DC input voltageKnown for one	Unknown — not stated by the source	48 - 57 V

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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