Product comparison · 2 network transceiver modules

StarTech.com MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm vs StarTech.com MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX

27specifications compared
7differ
20identical
5known for one product only

Key differences

The StarTech.com MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm has 9,900 m more maximum transfer distance than the StarTech.com MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX (10000 m vs 100 m). The StarTech.com MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX has 459,360 h more mean time between failures (MTBF) than the StarTech.com MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm (3543209 h vs 3083849 h). The StarTech.com MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm has 0.5 W more power consumption (typical) than the StarTech.com MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX (4.5 W vs 4 W). SFP transceiver standard: LR4 on the StarTech.com MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm, SRBD on the StarTech.com MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX. Duplex system: Full on the StarTech.com MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm, Full, Half on the StarTech.com MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX.

SFP transceiver standard
- MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:LR4
- MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:SRBD
Maximum transfer distance
- MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:10000 m
- MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:100 m
Duplex system
- MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:Full
- MSA Uncoded 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 Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:3083849 h
- MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:3543209 h
Power consumption (typical)
- MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:4.5 W
- MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:4 W
Width
- MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:18.4 mm
- MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:19 mm
Depth
- MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:117.8 mm
- MSA Uncoded 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-LR4-S-UST, QSFP-40-100-SRB-UST
32 specifications	A StarTech.com MSA Uncoded QSFP Module, 100Gbps Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm Model QSFP-100G-LR4-S-UST View product	B StarTech.com MSA Uncoded QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX Model QSFP-40-100-SRB-UST 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) supportedKnown for one	Unknown — not stated by the source	Yes
Fiber optic connector	LC	LC
SFP transceiver standardDiffers	LR4	SRBD
Maximum transfer distanceDiffers	10000 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
Single-mode fiber (SMF) supportedKnown for one	Yes	Unknown — not stated by the source
WavelengthKnown for one	1310 nm	Unknown — not stated by the source
Features1 differ
Product colour	Silver	Silver
Mean time between failures (MTBF)Differs	3083849 h	3543209 h
Brand compatibility	MSA Compliant	MSA Compliant
Power1 differ
Power consumption (typical)Differs	4.5 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	117.8 mm	117.6 mm
Height	12.6 mm	12.6 mm
Packaging contentidentical
Quantity per pack	1 pc(s)	1 pc(s)
Packaging dataidentical
User guide	Yes	Yes
Package width	180 mm	180 mm
Package depth	127 mm	127 mm
Package height	48 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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