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DiMarzio Gravity Storm vs Seymour Duncan Alternative 8 (SH-15)

Compared with the DiMarzio Gravity Storm, the Seymour Duncan Alternative 8 (SH-15) has an Alnico VIII magnet (punchier, more aggressive) and a brighter top end.

Specs side by side

differs marks specs where they part ways
SpecDiMarzio Gravity StormSeymour Duncan Alternative 8 (SH-15)
DC resistancediffers15.19k17.68k
Inductancediffers8.25 H (measured, 1 reading)8.18 H (measured, 1 reading)
MagnetdiffersAlnico 5Alnico 8
CoilHum-cancellingHum-cancelling
Resonant peakdiffers4.46 kHz (Seymour Duncan's own test load)
Bass (tone chart)differsEach maker grades its own chart, so read these within a brand8 / 107 / 10
Mids (tone chart)differsEach maker grades its own chart, so read these within a brand8.5 / 108 / 10
Treble (tone chart)differsEach maker grades its own chart, so read these within a brand3 / 109 / 10
Slotbridge humbuckerbridge humbucker
Traitshigh output, dark, mid-forward, big low endhigh output, bright, mid-forward, big low end, tight & aggressive

How close on each spec

100 means identical on that spec. The score weighs these, and counts anything we couldn't compare as a typical difference. How scoring works

Output
99
measured inductance
Magnet
70
Alnico 5 vs Alnico 8
Coil
100
same coil type
Brightness
0
each against its maker's average
Mids
82
each against its maker's average
Bass
94
each against its maker's average

Videos

DiMarzio Gravity Storm

Seymour Duncan Alternative 8 (SH-15)

No videos of its own collected yet.

What players and reviewers say

On the DiMarzio Gravity Storm

The bridge has a little punch while presenting some bold high end and mids to spare.
Darth Phineas · Aug 31, 2022Darth Phineas (opens in a new tab)
Chimey, glassy, crystalline, but with a little snap and spank when pushed.
Darth Phineas · Aug 31, 2022Darth Phineas (opens in a new tab)
Everything on the DiMarzio Gravity Storm

Full reviews