Why This Guitar

Product Highlights

Evolved Tube Logic Tone — The Gen 3 platform enhances the core sound with greater richness, response, and a new expressive 'Pushed' amp character.
All-in-One Performance Platform — It combines a stage-ready 100-watt power section, a custom 12-inch speaker, and five independent effects sections.
Advanced Connectivity & Control — A USB-C port allows for direct recording and editing with the updated BOSS Tone Studio software, while the Power Control feature lets you achieve cranked-amp tones at any volume.
Its stage-ready power, advanced connectivity for recording, and variable Power Control make it the ideal all-in-one solution for practice, studio sessions, and live performance.
With six versatile amp characters, a full suite of onboard BOSS effects, and powerful tone-shaping tools, the Katana-100 Gen 3 is engineered for ultimate expressiveness.

Available Since: August, 2026
Item No.: 20400689
Local SKU: OS

Evolved Tube Logic Tone

Experience incredibly authentic tube amp sound and feel thanks to BOSS's evolved Tube Logic technology. The Gen 3 platform enhances the core sound with greater richness, response, and a new expressive 'Pushed' amp character, perfect for dynamic edge-of-breakup tones that respond to your playing dynamics.

All-in-One Performance Platform

From the studio to the stage, the Katana-100 Gen 3 provides everything you need in one package. It combines a stage-ready 100-watt power section, a custom 12-inch speaker, and five independent effects sections, eliminating the need for a complex pedalboard while delivering world-class BOSS tone.

Advanced Connectivity & Control

Seamlessly integrate the amplifier into any setup with its comprehensive connectivity options. A USB-C port allows for direct recording and editing with the updated BOSS Tone Studio software, while the Power Control feature lets you achieve cranked-amp tones at any volume, from stage levels to silent practice.

BY THE NUMBERS

Technical Specifications

Hardware & Setup

Body & Build

Finish & Colour

Bridge TypeNot applicable

EssentialNo

Electronics TypeDigital Modeling with Tube Logic

Back MaterialNot applicable

FinishBlack Textured

Pickup ConfigurationNot applicable

Body ShapeNot applicable

Pickup TypeNot applicable

CutawayYes

ControlsAmp Type Selector, Gain, Volume, 3-Band EQ, Presence, Contour, Master Volume, Power Control, Five Independent Effects Controls, Tone Setting Channels

Fingerboard MaterialNot applicable

EssentialNo

Guitar TypeNot applicable

Neck MaterialNot applicable

Number of StringsNot applicable

Scale LengthNot applicable

Side MaterialNot applicable

Top MaterialNot applicable

Instrument TypeGuitar Amplifier

Everything you receive

What's In The Box

Boss Katana-100 Gen 3 100W 1x12 Guitar Combo Amplifier with Effects and USB
Owner's Manual
Local Warranty Card

BOSS

The Maker

About BOSS

BOSS has shaped the sound of modern music with compact effects pedals, amplifiers, loop stations, rhythm tools, and performance processors. Known for durable construction and musician-friendly design, its products help guitarists, bassists, singers, and creators build distinctive sounds in practice, studio, and live settings.

View All BOSS Products

Expert answers

Questions & Answers

6 questions answered by aDawliah experts·avg response 2 hours

While it has professional features, the straightforward controls and Power Control for low-volume practice make it an excellent choice for a serious beginner who wants an amp they can grow with.

It's incredibly versatile, offering six distinct amp characters—including Acoustic, Clean, Crunch, Lead, and high-gain Brown—plus variations, allowing you to dial in tones for virtually any genre of music.

Yes, the Katana-100 Gen 3 features a stereo headphone output with realistic cabinet simulation, allowing you to enjoy full-bodied amp tones without disturbing others.

Absolutely. It features a USB-C port for connecting directly to a Mac or Windows computer, allowing you to record your guitar tracks with high-quality sound and edit tones with the BOSS Tone Studio app.

The amplifier comes with the owner's manual and a standard IEC power cord to get you started right away.

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