Thrash metal and death metal are often mentioned in the same breath. Both are extreme subgenres of heavy metal, both are loud and fast. They are still different styles with different priorities. This guide lays out the practical differences so you can tell them apart by ear.
The short version
- **Thrash metal** is characterised by overall aggression and fast tempos, with fast percussive beats, low-register guitar riffs and shredding-style lead guitar work.
- **Death metal** typically uses heavily distorted, low-tuned guitars, deep growling vocals and aggressive, powerful drumming with double kick and blast beats, often in minor keys or atonality.
If you remember one thing: thrash is characterised by aggression and fast tempo; death metal by low-tuned guitars, growled vocals and abrupt changes.
Tempo and rhythm
Thrash is characterised by overall aggression and fast tempo. Its songs usually use fast percussive beats and low-register guitar riffs.
Death metal is known for abrupt tempo, key and time-signature changes, so a song may jump between sections. Its drumming is described as aggressive and powerful, using double kick and blast beats.
Vocals
This is often the easiest giveaway.
- **Thrash** vocals can range from melodic singing to shouted or screamed delivery.
- **Death metal** vocals are typically deep growls.
There are exceptions in both camps, so treat this as a starting heuristic rather than a rule.
Guitars
Thrash guitar is built on low-register riffs with shredding-style lead guitar work layered over the top.
Death metal guitar is typically heavily distorted and low-tuned, and played with techniques such as palm muting and tremolo picking. Death metal also tends to use chromatic chord progressions and minor keys or atonality.
Themes and lyrics
Common thrash topics include warfare, corruption, injustice, murder, suicide, isolation, alienation and addiction, and politics is also a frequent subject. Death metal lyrical themes may include slasher-film-style violence, political conflict, religion, nature, philosophy, true crime and science fiction. Bands vary a great deal within both styles.
Where the styles come from
Thrash metal emerged in the early 1980s. Metallica formed in Los Angeles in 1981, and Slayer formed in Huntington Park, California, in the same year. Together with Megadeth and Anthrax, Metallica and Slayer are grouped together as the "Big Four" of U.S. thrash metal.
Grindcore is one neighbouring style; Napalm Death is an English grindcore band formed in Meriden, West Midlands, in 1981.
A quick listening test
Put on a track you do not know and ask three questions:
- **Are the vocals growled?** Deep growls point to death metal; melodic, shouted or screamed vocals are more typical of thrash.
- **What is the drummer doing?** Fast percussive beats are typical of thrash. Double kick and blast beats are listed among death metal's drumming traits.
- **How do the riffs sound?** Low-register riffs with shredding-style leads are typical of thrash; heavily distorted, low-tuned, chromatic riffing with abrupt changes is typical of death metal.
- Wikipedia, "Thrash metal": https://en.wikipedia.org/wiki/Thrash_metal
- Wikipedia, "Death metal": https://en.wikipedia.org/wiki/Death_metal
- Wikipedia, "Metallica": https://en.wikipedia.org/wiki/Metallica
- Wikipedia, "Slayer": https://en.wikipedia.org/wiki/Slayer
- Wikipedia, "Napalm Death": https://en.wikipedia.org/wiki/Napalm_Death
Common points of confusion
**Are the two styles ever blended?** Yes. Subgenre boundaries are fuzzy, and bands often borrow from several styles, so a single record can contain thrash-style riffs and death-metal-style vocals. When that happens, listeners usually describe the band as "thrash-influenced death metal" or the reverse, depending on which traits dominate.
**Does faster mean death metal?** Not necessarily. Both styles can be very fast. The better questions are what the vocals and drumming are doing, and how the riffs are built, rather than the raw tempo alone.
**Does low tuning decide it?** Both styles use low-register or low-tuned guitars, so tuning alone will not tell you which is which. Combine it with vocals, drumming and song structure.
Which should you start with?
That is a matter of taste. If growled vocals put you off, thrash, whose vocals can be melodic or shouted, may be an easier first step; if you want low-tuned guitars and abrupt changes, try death metal.
Final thoughts
Thrash and death metal share DNA, but they emphasise different things. Thrash is characterised by aggression and fast tempo; death metal by low-tuned guitars, growled vocals and abrupt tempo, key and time-signature changes. Once you know what to listen for, telling them apart gets much easier.