QSFP28 100G SR4 optic vs SFP28 25G SR optic

QSFP28 100G SR4 optic typically costs $42.01 less than SFP28 25G SR optic on eBay right now ($79.00 vs $121 median asking price, item + shipping). Prices from filtered US eBay listings, checked twice a day; asking prices, not sold prices. How we price.

QSFP28 100G SR4 opticQSFP28 100G SR4 optic: from $28.80 →
SFP28 25G SR opticSFP28 25G SR optic: from $31.60 →

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QSFP28 100G SR4 optic QSFP28 100G SR4 optic Buy from $28.80 on eBay Typical $79.00 · 143 listings Fair price: today's low is within 2% of its 18-day average.
$105$242026-10-192026-11-05
SFP28 25G SR optic SFP28 25G SR optic Buy from $31.60 on eBay Typical $121 · 130 listings Wait: today's low is 6% above its 18-day average; it has been cheaper recently.
$127$262026-10-192026-11-05
QSFP28 100G SR4 opticSFP28 25G SR optic
Lowest now$28.80$31.60
Typical (median)$79.00$121
Change, 30 days——
Clean listings143130

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