Product comparison · 2 network transceiver modules

Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0 vs StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm

10specifications compared
5differ
5identical
23known for one product only

Key differences

The StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm has 75,000 Mbit/s more maximum data transfer rate than the Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0 (100000 Mbit/s vs 25000 Mbit/s). The Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0 has 9,900 m more maximum transfer distance than the StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm (10000 m vs 100 m). Interface type: SFP28 on the Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0, QSFP on the StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm. Duplex system: Full on the Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0, Full, Half on the StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm. Operating temperature (T-T): -40 - 85 °C on the Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0, 0 - 70 °C on the StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm.

Maximum data transfer rate
- 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0:25000 Mbit/s
- Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm:100000 Mbit/s
Interface type
- 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0:SFP28
- Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm:QSFP
Maximum transfer distance
- 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0:10000 m
- Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm:100 m
Duplex system
- 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0:Full
- Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm:Full, Half
Operating temperature (T-T)
- 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0:-40 - 85 °C
- Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm:0 - 70 °C

Side by side

Differences highlightedShow differences only

Comparison of 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0, QSFP-100G-SR12-ST
33 specifications	A Cudy 25G SFP28 Single-Mode Optical Module, SM25GSA-10S 1.0 View product	B StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm Model QSFP-100G-SR12-ST View product
Performance4 differ
Maximum data transfer rateDiffers	25000 Mbit/s	100000 Mbit/s
Interface typeDiffers	SFP28	QSFP
Multi-mode fiber (MMF) supportedKnown for one	Unknown — not stated by the source	Yes
SFP transceiver standardKnown for one	Unknown — not stated by the source	SR
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 standardsKnown for one	Unknown — not stated by the source	IEEE 802.3ba
Fiber ethernet cabling technologyKnown for one	Unknown — not stated by the source	100GBASE
Duplex systemDiffers	Full	Full, Half
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
Featuresidentical
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	3003300 h
Brand compatibilityKnown for one	Unknown — not stated by the source	Cisco
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	4 W
Operational conditions1 differ
Operating temperature (T-T)Differs	-40 - 85 °C	0 - 70 °C
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	19 mm
DepthKnown for one	Unknown — not stated by the source	117.6 mm
HeightKnown for one	Unknown — not stated by the source	12.6 mm
Packaging dataidentical
User guideKnown for one	Unknown — not stated by the source	Yes
Package widthKnown for one	Unknown — not stated by the source	180 mm
Package depthKnown for one	Unknown — not stated by the source	127 mm
Package heightKnown for one	Unknown — not stated by the source	48 mm
Logistics dataidentical
Master (outer) case widthKnown for one	Unknown — not stated by the source	117 mm
Master (outer) case lengthKnown for one	Unknown — not stated by the source	250 mm
Master (outer) case heightKnown for one	Unknown — not stated by the source	200 mm
Products per master (outer) caseKnown for one	Unknown — not stated by the source	36 pc(s)
Certificatesidentical
Compliance certificatesKnown for one	RoHS, Federal Communications Commission (FCC), CE	Unknown — 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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