Product comparison · 2 network transceiver modules

StarTech.com MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm vs StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX

28specifications compared
11differ
17identical
3known for one product only

Key differences

Fiber optic connector
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:MPO
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:LC
SFP transceiver standard
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:SR4
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:SRBD
Duplex system
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:Full
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:Full, Half
Mean time between failures (MTBF)
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:8805142 h
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:3543209 h
Brand compatibility
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:MSA Compliant
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:Cisco
Power consumption (typical)
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:3.5 W
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:4 W
Width
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:18.4 mm
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:19 mm
Depth
- MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm:120 mm
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:117.6 mm

Side by side

Differences highlightedShow differences only

Comparison of QSFP-100G-SR4-S-UST, QSFP-40-100-SRBD-ST
31 specifications	A StarTech.com MSA Uncoded QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], MPO Transceiver, 850nm Model QSFP-100G-SR4-S-UST View product	B StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX Model QSFP-40-100-SRBD-ST View product
Performance3 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rate	100000 Mbit/s	100000 Mbit/s
Interface type	QSFP	QSFP
Multi-mode fiber (MMF) supported	Yes	Yes
Fiber optic connectorDiffers	MPO	LC
SFP transceiver standardDiffers	SR4	SRBD
Maximum transfer distance	100 m	100 m
Tx wavelength (max)Known for one	Unknown — not stated by the source	850 nm
Rx wavelength (max)Known for one	Unknown — not stated by the source	900 nm
Networking standards	IEEE 802.3ba	IEEE 802.3ba
Fiber ethernet cabling technology	100GBASE	100GBASE
Duplex systemDiffers	Full	Full, Half
Digital Diagnostics Monitoring (DDM)	Yes	Yes
WavelengthKnown for one	850 nm	Unknown — not stated by the source
Features2 differ
Product colour	Silver	Silver
Mean time between failures (MTBF)Differs	8805142 h	3543209 h
Brand compatibilityDiffers	MSA Compliant	Cisco
Power1 differ
Power consumption (typical)Differs	3.5 W	4 W
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Weight & dimensions2 differ
WidthDiffers	18.4 mm	19 mm
DepthDiffers	120 mm	117.6 mm
Height	12.6 mm	12.6 mm
Packaging contentidentical
Quantity per pack	1 pc(s)	1 pc(s)
Packaging data3 differ
User guide	Yes	Yes
Package widthDiffers	112 mm	180 mm
Package depthDiffers	90 mm	127 mm
Package heightDiffers	32 mm	48 mm
Logistics dataidentical
Master (outer) case width	117 mm	117 mm
Master (outer) case length	250 mm	250 mm
Master (outer) case height	200 mm	200 mm
Products per master (outer) case	36 pc(s)	36 pc(s)

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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