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Product comparison · 2 ip phones

VTech ET685 IP phone Black 10 lines LCD vs Yealink SIP T42U

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  • 24specifications compared
  • 9differ
  • 15identical
  • 41known for one product only

Key differences

The Yealink SIP T42U has 1 more RJ-9 ports quantity than the VTech ET685 IP phone Black 10 lines LCD (2 vs 1). The Yealink SIP T42U has 22 mm more width than the VTech ET685 IP phone Black 10 lines LCD (212 mm vs 190 mm). The VTech ET685 IP phone Black 10 lines LCD has 16 mm more depth than the Yealink SIP T42U (205 mm vs 189 mm). Only the Yealink SIP T42U has Wi-Fi. Handset type: Wired handset on the VTech ET685 IP phone Black 10 lines LCD, Wireless handset on the Yealink SIP T42U.

  • Handset type
    • Wired handset
    • Wireless handset
  • Product colour
    • Black
    • Grey
  • Display diagonal
    • 10.9 cm (4.3")
    • 6.86 cm (2.7")
  • Display resolution
    • 480 x 272 pixels
    • 192 x 68 pixels
  • Wi-Fi
    • No
    • Yes
  • RJ-9 ports quantity
    • 1
    • 2
  • Width
    • 190 mm
    • 212 mm
  • Depth
    • 205 mm
    • 189 mm

Side by side

Differences highlightedShow differences only
65 specifications
A

VTech

ET685 IP phone Black 10 lines LCD

Model ET685

View product
B

Yealink

SIP T42UView product
Design2 differ
Handset typeDiffersWired handsetWireless handset
Product colourDiffersBlackGrey
Device lockKnown for oneYes
MountingKnown for oneDesk/Wall
Wall mountableKnown for oneYes
Backlight keypadKnown for oneYes
Phone featuresidentical
Anonymous callKnown for oneYes
Anonymous call rejectionKnown for oneYes
Call pick upKnown for oneYes
Call waitingKnown for oneYes
Conference callKnown for oneYes
Direct callKnown for oneYes
Distinctive ringKnown for oneYes
Do not disturb functionKnown for oneYes
Full duplexKnown for oneYes
Number of VoIP accountsKnown for one12
Speed diallingKnown for oneYes
Lines quantityKnown for one10 lines
IntercomKnown for oneYes
Message-waiting indicator (MWI)Known for oneYes
Management featuresidentical
Integrated voicemailKnown for oneNo
Number of function keysKnown for one5
Display2 differ
Display diagonalDiffers10.9 cm (4.3")6.86 cm (2.7")
Display resolutionDiffers480 x 272 pixels192 x 68 pixels
TouchscreenKnown for oneNo
Cameraidentical
Rear cameraKnown for oneYes
Network1 differ
Wi-FiDiffersNoYes
Networking standardsKnown for oneIEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1x, IEEE 802.3af
Quality of Service (QoS) supportKnown for oneYes
Security algorithmsKnown for one256-bit AES, HTTPS, TLS, WPA2, WPA3
Supported network protocolsKnown for oneIPv4/IPv6, SIP v1 (RFC2543), v2 (RFC3261), UDP/TCP/DNS-SRV (RFC 3263)
Ports & interfaces1 differ
USB 2.0 ports quantityKnown for one2
Ethernet LAN (RJ-45) portsKnown for one2
RJ-9 ports quantityDiffers12
Poweridentical
Power consumption (typical)Known for one2.2 W
Power over Ethernet (PoE)Known for oneYes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one10 - 95%
Operating temperature (T-T)Known for one-10 - 50 °C
Weight & dimensions3 differ
WidthDiffers190 mm212 mm
DepthDiffers205 mm189 mm
HeightDiffers220 mm175 mm
Package widthKnown for one627 mm
Package depthKnown for one256 mm
Package heightKnown for one235 mm
Package weightKnown for one63 kg
WeightKnown for one907.2 g
Packaging contentidentical
AC adapter includedKnown for oneNo
Audioidentical
SpeakerphoneKnown for oneYes
Microphone muteKnown for oneYes
Voice codecsKnown for oneAEC, AJB, CNG, G.711, G.722, G.726, G.729A, G.729B, PLC, VAD

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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