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Product comparison · 2 network transceiver modules

Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10 1.0 vs StarTech.com MSA Uncoded QSFP-DD Module, 400Gbps Single Mode Fiber (SMF), 500m [1640ft], MPO Transceiver, 1310nm

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  • 11specifications compared
  • 4differ
  • 7identical
  • 19known for one product only

Key differences

The StarTech.com MSA Uncoded QSFP-DD Module, 400Gbps Single Mode Fiber (SMF), 500m [1640ft], MPO Transceiver, 1310nm has 375,000 Mbit/s more maximum data transfer rate than the Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10 1.0 (400000 Mbit/s vs 25000 Mbit/s). The Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10 1.0 has 9,500 m more maximum transfer distance than the StarTech.com MSA Uncoded QSFP-DD Module, 400Gbps Single Mode Fiber (SMF), 500m [1640ft], MPO Transceiver, 1310nm (10000 m vs 500 m). Interface type: SFP28 on the Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10 1.0, QSFP-DD on the StarTech.com MSA Uncoded QSFP-DD Module, 400Gbps Single Mode Fiber (SMF), 500m [1640ft], MPO Transceiver, 1310nm. Fiber optic connector: LC on the Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10 1.0, MPO on the StarTech.com MSA Uncoded QSFP-DD Module, 400Gbps Single Mode Fiber (SMF), 500m [1640ft], MPO Transceiver, 1310nm.

  • Maximum data transfer rate
    • 25000 Mbit/s
    • 400000 Mbit/s
  • Interface type
    • SFP28
    • QSFP-DD
  • Fiber optic connector
    • LC
    • MPO
  • Maximum transfer distance
    • 10000 m
    • 500 m

Side by side

Differences highlightedShow differences only
30 specifications
A

Cudy

25G SFP28 Single-Mode Optical Module, SM25GSA-10 1.0View product
B

StarTech.com

MSA Uncoded QSFP-DD Module, 400Gbps Single Mode Fiber (SMF), 500m [1640ft], MPO Transceiver, 1310nm

Model QSFP-400G-DR4-UST

View product
Performance4 differ
SFP transceiver typeFiber opticFiber optic
Maximum data transfer rateDiffers25000 Mbit/s400000 Mbit/s
Interface typeDiffersSFP28QSFP-DD
Single-mode fiber (SMF) supportedYesYes
Fiber optic connectorDiffersLCMPO
SFP transceiver standardKnown for oneDR4
Maximum transfer distanceDiffers10000 m500 m
Wavelength1310 nm1310 nm
Networking standardsKnown for oneIEEE 802.3bs
Fiber ethernet cabling technologyKnown for one400GBASE
Duplex systemFullFull
Digital Diagnostics Monitoring (DDM)YesYes
Featuresidentical
Product colourSilverSilver
Mean time between failures (MTBF)Known for one2603285 h
Brand compatibilityKnown for oneMSA Compliant
Poweridentical
Power consumption (typical)Known for one12 W
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 70 °C
Weight & dimensionsidentical
WidthKnown for one19 mm
DepthKnown for one117.8 mm
HeightKnown for one12.6 mm
Packaging contentidentical
Quantity per pack1 pc(s)1 pc(s)
Packaging dataidentical
User guideKnown for oneYes
Package widthKnown for one180 mm
Package depthKnown for one127 mm
Package heightKnown for one48 mm
Logistics dataidentical
Master (outer) case widthKnown for one117 mm
Master (outer) case lengthKnown for one250 mm
Master (outer) case heightKnown for one200 mm
Products per master (outer) caseKnown for one36 pc(s)
Certificatesidentical
Compliance certificatesKnown for oneRoHS, Federal Communications Commission (FCC), CE

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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