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Product comparison · 2 wireless presentation systems

BenQ QP20 wireless presentation system HDMI Dongle vs Yealink RoomCast E2

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  • 11specifications compared
  • 9differ
  • 2identical
  • 41known for one product only

Key differences

The Yealink RoomCast E2 has 170 g more weight than the BenQ QP20 wireless presentation system HDMI Dongle (200 g vs 30 g). Form factor: Dongle on the BenQ QP20 wireless presentation system HDMI Dongle, Desktop on the Yealink RoomCast E2. Product colour: White on the BenQ QP20 wireless presentation system HDMI Dongle, Black on the Yealink RoomCast E2. Maximum resolution (HDMI): 1920 x 1080 pixels on the BenQ QP20 wireless presentation system HDMI Dongle, 3840 x 2160 pixels on the Yealink RoomCast E2. Supported video modes: 720p, 1080p on the BenQ QP20 wireless presentation system HDMI Dongle, 2160p on the Yealink RoomCast E2.

  • Form factor
    • Dongle
    • Desktop
  • Product colour
    • White
    • Black
  • Maximum resolution (HDMI)
    • 1920 x 1080 pixels
    • 3840 x 2160 pixels
  • Supported video modes
    • 720p, 1080p
    • 2160p
  • Security algorithms
    • WPA, WPA2
    • WPA, WPA2-PSK, WPA3
  • Power source type
    • USB
    • DC, PoE
  • Weight
    • 30 g
    • 200 g

Side by side

Differences highlightedShow differences only
52 specifications
A

BenQ

QP20 wireless presentation system HDMI Dongle

Model QP20

View product
B

Yealink

RoomCast E2View product
Design2 differ
Form factorDiffersDongleDesktop
Product colourDiffersWhiteBlack
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
LED indicatorsKnown for onePower, Status, WLAN
Features2 differ
Maximum resolution (HDMI)Differs1920 x 1080 pixels3840 x 2160 pixels
Supported graphics resolutionsKnown for one3840 x 2160
Supported video modesDiffers720p, 1080p2160p
Maximum frame rateKnown for one60 fps
Google CastKnown for oneYes
MiracastKnown for oneYes
Processor modelKnown for oneAM8251
Processor frequencyKnown for one500 MHz
RAM capacityKnown for one0.128 GB
Internal storage capacityKnown for one0.128 GB
Storage mediaKnown for oneeMMC
Supported video streaming resolutionsKnown for one1280 × 720, 1920 × 1080
Streaming capabilityKnown for oneYes
Management featuresidentical
Reset buttonKnown for oneYes
Network3 differ
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)Wi-Fi 6 (802.11ax)
Top Wi-Fi standardKnown for oneWi-Fi 6 (802.11ax)
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.0
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Networking standardsDiffersIEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11nIEEE 802.11a, IEEE 802.11ac, IEEE 802.11ax, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Security algorithmsDiffersWPA, WPA2WPA, WPA2-PSK, WPA3
Ports & interfacesidentical
InterfaceHDMIHDMI
Number of HDMI outputs11
Ethernet LAN (RJ-45) portsKnown for one1
USB 2.0 ports quantityKnown for one3
DC-in jackKnown for oneYes
HDMI versionKnown for one1.2
Micro-USB ports quantityKnown for one1
Power1 differ
Power source typeDiffersUSBDC, PoE
Output voltageKnown for one12 V
Power over Ethernet (PoE)Known for oneYes
Input voltageKnown for one5 V
Input currentKnown for one1 A
Weight & dimensions1 differ
WidthKnown for one145 mm
DepthKnown for one72.5 mm
HeightKnown for one23.5 mm
WeightDiffers30 g200 g
Package widthKnown for one145 mm
Package depthKnown for one72.5 mm
Package heightKnown for one23.5 mm
Package weightKnown for one756 g
Logistics dataidentical
Country of originKnown for oneChina
System requirementsidentical
Windows operating systems supportedKnown for oneWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pr
Mac compatibilityKnown for oneYes
Mac operating systems supportedKnown for oneMac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.9 Mavericks
Mobile operating systems supportedKnown for oneiOS 9.0, iOS 9.1, iOS 9.2, iOS 9.3

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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