Which fandom is cheaper: Seattle Mariners or Boston Red Sox?

Seattle Mariners is cheaper by about $17/month in this home-market comparison.

Why does the Seattle Mariners vs Boston Red Sox gap exist?

Boston Red Sox typically needs 3 services versus 4 for Seattle Mariners, and local-market rights are usually the main driver of the gap.

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Fandom Cost Comparison

Seattle Mariners vs Boston Red Sox

Which fandom costs more to stream?

MLB

Seattle Mariners

$87

/mo

4 services · $698/yr

Cheaper

MLB

Boston Red Sox

$104

/mo

3 services · $830/yr

Boston Red Sox fans pay $17/mo more

That's $198/year more than Seattle Mariners fans

Why the gap exists

Setup complexity

Boston Red Sox usually asks for 3 services versus 4 for Seattle Mariners. That is often the first sign the pricier fandom has more rights fragmentation.

League context

Seattle Mariners ranks #24 in MLB and sits $3 below the league average. Boston Red Sox ranks #1 in MLB and sits $14 above the league average.

Price each team for your location

My Seattle Mariners cost

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My Boston Red Sox cost

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Home-market guides

Seattle Mariners Boston Red Sox

Home-city context

Seattle Boston

How we built this page

Last reviewed April 4, 2026

Both baselines use each team's home market: SEATTLE - TACOMA for Seattle Mariners and BOSTON (MANCHESTER) for Boston Red Sox.
The gap reflects both monthly price and service count, so similar headline prices can still hide setup complexity.
Use the calculator if you follow both teams or live outside either home market.