Product comparison · 2 laptop docks & port replicators

ICY BOX Heart Dock 2255 (Dual 4K@60Hz displays) vs Lenovo 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red

34specifications compared
22differ
12identical
21known for one product only

Key differences

The ICY BOX Heart Dock 2255 (Dual 4K@60Hz displays) has 2 more USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity than the Lenovo 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red (2 vs 0). The Lenovo 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red has 1 more USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity than the ICY BOX Heart Dock 2255 (Dual 4K@60Hz displays) (4 vs 3). The ICY BOX Heart Dock 2255 (Dual 4K@60Hz displays) has 1 more USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity than the Lenovo 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red (2 vs 1). Only the ICY BOX Heart Dock 2255 (Dual 4K@60Hz displays) has microphone in. Host interface: USB 3.2 Gen 2 (3.1 Gen 2) Type-C on the ICY BOX Heart Dock 2255 (Dual 4K@60Hz displays), Thunderbolt 4 on the Lenovo 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red.

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- Heart Dock 2255 (Dual 4K@60Hz displays):2
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
- Heart Dock 2255 (Dual 4K@60Hz displays):3
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:4
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
- Heart Dock 2255 (Dual 4K@60Hz displays):2
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:1
USB Power Delivery up to
- Heart Dock 2255 (Dual 4K@60Hz displays):96 W
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:100 W
HDMI ports quantity
- Heart Dock 2255 (Dual 4K@60Hz displays):2
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:1
HDMI version
- Heart Dock 2255 (Dual 4K@60Hz displays):2.0
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:2.1
DisplayPort version
- Heart Dock 2255 (Dual 4K@60Hz displays):1.2
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:1.4
Microphone in
- Heart Dock 2255 (Dual 4K@60Hz displays):Yes
- 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red:No

Side by side

Differences highlightedShow differences only

Comparison of IB-DK2255AC, 40B00135AR
55 specifications	A ICY BOX Heart Dock 2255 (Dual 4K@60Hz displays) Model IB-DK2255AC View product	B Lenovo 40B00135AR laptop dock/port replicator Wired Thunderbolt 4 Black, Red Model 40B00135AR View product
Ports & interfaces10 differ
Host interfaceDiffers	USB 3.2 Gen 2 (3.1 Gen 2) Type-C	Thunderbolt 4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers	3	4
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	2	1
USB Power Delivery up toDiffers	96 W	100 W
HDMI ports quantityDiffers	2	1
HDMI versionDiffers	2.0	2.1
DisplayPort versionDiffers	1.2	1.4
Thunderbolt 4 ports quantityKnown for one	Unknown — not stated by the source	1
Microphone inDiffers	Yes	No
Headphone outputsDiffers	1	0
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Network1 differ
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	100,1000 Mbit/s
Performance2 differ
Product colourDiffers	Black	Black, Red
Number of displays supportedDiffers	2	4
On/off switchKnown for one	Unknown — not stated by the source	Yes
Brand compatibilityKnown for one	Unknown — not stated by the source	Lenovo
CertificationKnown for one	Unknown — not stated by the source	cULus, FCC,ICES,NOM
HD typeKnown for one	4K Ultra HD	Unknown — not stated by the source
Maximum digital resolutionKnown for one	3840 x 2160 pixels	Unknown — not stated by the source
LED indicatorsKnown for one	Access, Power	Unknown — not stated by the source
Country of originKnown for one	Taiwan	Unknown — not stated by the source
Poweridentical
AC input voltageKnown for one	Unknown — not stated by the source	20 V
Input currentKnown for one	Unknown — not stated by the source	6.75 A
Power source typeKnown for one	AC	Unknown — not stated by the source
Software1 differ
Windows operating systems supportedDiffers	Yes	Windows 10, Windows 11
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Other operating systems supportedKnown for one	ChromeOS	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Weight & dimensions4 differ
WidthDiffers	33 mm	220 mm
DepthDiffers	200 mm	80 mm
HeightDiffers	95 mm	30 mm
WeightDiffers	355 g	450 g
Packaging data4 differ
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Package widthDiffers	90 mm	270 mm
Package depthDiffers	255 mm	195 mm
Package heightDiffers	135 mm	85 mm
Package weightDiffers	1.19 kg	1.2 kg
Packaging contentidentical
Warranty cardKnown for one	Unknown — not stated by the source	Yes
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	Thunderbolt
Logistics dataidentical
Commodity codeKnown for one	84718000	Unknown — not stated by the source

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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