Product comparison · 2 network transceiver modules

Cudy 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0 vs StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX

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  • 10specifications compared
  • 6differ
  • 4identical
  • 24known for one product only

Key differences

The StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX has 75,000 Mbit/s more maximum data transfer rate than the Cudy 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0 (100000 Mbit/s vs 25000 Mbit/s). The Cudy 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0 has 9,900 m more maximum transfer distance than the StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX (10000 m vs 100 m). The Cudy 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0 has 480 nm more tx wavelength (max) than the StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX (1330 nm vs 850 nm). Interface type: SFP28 on the Cudy 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0, QSFP on the StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX. Quantity per pack: 2 pc(s) on the Cudy 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0, 1 pc(s) on the StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX.

  • Maximum data transfer rate
    • 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0:25000 Mbit/s
    • Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:100000 Mbit/s
  • Interface type
    • 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0:SFP28
    • Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:QSFP
  • Maximum transfer distance
    • 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0:10000 m
    • Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:100 m
  • Tx wavelength (max)
    • 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0:1330 nm
    • Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:850 nm
  • Rx wavelength (max)
    • 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0:1330 nm
    • Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:900 nm
  • Quantity per pack
    • 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0:2 pc(s)
    • Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:1 pc(s)

Side by side

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Comparison of 25G SFP28 BiDi Single-Mode Optical Module, SM25GSB-10AB 1.0, QSFP-40-100-SRBD-ST
34 specifications
Performance5 differ
SFP transceiver typeFiber opticFiber optic
Maximum data transfer rateDiffers25000 Mbit/s100000 Mbit/s
Interface typeDiffersSFP28QSFP
Multi-mode fiber (MMF) supportedKnown for oneUnknown — not stated by the sourceYes
Fiber optic connectorLCLC
SFP transceiver standardKnown for oneUnknown — not stated by the sourceSRBD
Maximum transfer distanceDiffers10000 m100 m
Tx wavelength (max)Differs1330 nm850 nm
Rx wavelength (max)Differs1330 nm900 nm
Networking standardsKnown for oneUnknown — not stated by the sourceIEEE 802.3ba
Fiber ethernet cabling technologyKnown for oneUnknown — not stated by the source100GBASE
Duplex systemKnown for oneUnknown — not stated by the sourceFull, Half
Digital Diagnostics Monitoring (DDM)YesYes
Single-mode fiber (SMF) supportedKnown for oneYesUnknown — not stated by the source
Tx wavelength (min)Known for one1270 nmUnknown — not stated by the source
Rx wavelength (min)Known for one1270 nmUnknown — not stated by the source
Featuresidentical
Product colourSilverSilver
Mean time between failures (MTBF)Known for oneUnknown — not stated by the source3543209 h
Brand compatibilityKnown for oneUnknown — not stated by the sourceCisco
Poweridentical
Power consumption (typical)Known for oneUnknown — not stated by the source4 W
Operational conditionsidentical
Operating temperature (T-T)Known for oneUnknown — not stated by the source0 - 70 °C
Weight & dimensionsidentical
WidthKnown for oneUnknown — not stated by the source19 mm
DepthKnown for oneUnknown — not stated by the source117.6 mm
HeightKnown for oneUnknown — not stated by the source12.6 mm
Packaging content1 differ
Quantity per packDiffers2 pc(s)1 pc(s)
Packaging dataidentical
User guideKnown for oneUnknown — not stated by the sourceYes
Package widthKnown for oneUnknown — not stated by the source180 mm
Package depthKnown for oneUnknown — not stated by the source127 mm
Package heightKnown for oneUnknown — not stated by the source48 mm
Logistics dataidentical
Master (outer) case widthKnown for oneUnknown — not stated by the source117 mm
Master (outer) case lengthKnown for oneUnknown — not stated by the source250 mm
Master (outer) case heightKnown for oneUnknown — not stated by the source200 mm
Products per master (outer) caseKnown for oneUnknown — not stated by the source36 pc(s)
Certificatesidentical
Compliance certificatesKnown for oneRoHS, Federal Communications Commission (FCC), CEUnknown — 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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