Boss Katana-100

^# 37

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$29.16 to $379.99 Price Tier: Budget

4.5 (64)

1 Critic Review

8 Reviews

This product is Vintage or Discontinued

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Boss Katana-100 MKII

$250.00 - $379.99

5.0 (21)

Find out who is using Boss Katana-100

6 community setups

24 wishlisted

189 saved

Page last updated Jun 12, 2026

Pricing and availability

We compare 600+ stores and found this item at 4 stores. Prices updated June 12, 2026.

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Price

4.5 (94)

$379.99

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5.0 (34)

$29.16 2 available New

$199.00 7 available Used

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5.0 (14)

$379.99

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5.0 (12)

$379.99

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Average Price: $274

Budget/Beginner

$300

$701+

Price Tier

In the Combo Guitar Amplifiers category, Boss Katana-100 is priced in the Budget/Beginner range. This is great gear to get started with or for creators on a budget.

Budget

Standard

High-end

Price History

Based on price data from 1 merchant for "Boss Katana-100". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

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Meet the Boss Katana-100, an upgrade from the renowned Katana series amplifiers that delivers another level of arrayed musical tones, more effects, and standout features. This 100W 1x12 guitar combo amplifier is a versatile platform for guitarists of all levels, equipped with five unique amp models and a load of customizable effects.

From the organic vintage tones to the high-gain modern sounds, the Boss Katana-100 MK2 provides an unparalleled level of performance and tonal versatility in a combo amp. With the additional dedicated voice for the acoustic-electric guitar, it caters to a wide range of musical styles and guitar types. Its Power Amp In feature gives you access to all 100 watts of the Katana's Class AB power section, bypassing everything before the power amp and speakers, to bring you an uncolored amplification.

The amp's intuitive interface allows you to quickly select amp models, dial in effects, and tweak parameters with minimal fuss. It also allows you to save your favorite tones as presets for instant recall. The Boss Katana-100 MK2 is truly a powerful tool in the hands of any electric or acoustic player.

Key Features:

Five distinct amp models with re-voiced variations for a total of 10 distinct amp tones.
60 customizable effects.
Power Amp In for preamps, modelers, and multi-effects.
Stereo Expand out to link with a second Katana MkII (100-watt models only).
Eight Tone Setting memories for storing and recalling all amp and effect settings.
Power Control for achieving cranked-amp tone and response at low volumes.
Three Cab Resonance options (Vintage, Modern, and Deep), selectable in BOSS Tone Studio.
Mic'd cabinet emulation on the line, USB, and phones/recording outputs, with three Air Feel settings available in BOSS Tone Studio.

Product specs

Brand	Boss
Model	KTN-100 Katana 100-Watt 1x12" Modeling Guitar Combo
Finish	Black
Year	2010s
Categories	Guitar Combo Amps, Guitar Modeling Amps
Built-In Effects	Built-In Effects
Color Family	Black
Electronics	Solid State
Number of Channels	4 Channels
Number of Inputs	1 Input
Output Power (Watts)	100
Power Tube Type	None
Reverb	Digital Reverb
Speaker Configuration	1x12"

FAQs

Is the Boss Katana-100 suitable for live performances?: Yes, the Boss Katana-100 is ideal for live performances, offering 100 watts of power, which is sufficient for gigs. Its Power Control feature allows you to adjust the output for different venue sizes without sacrificing tone quality.
What types of tones can I achieve with the Boss Katana-100?: The Boss Katana-100 offers a wide range of tones, including clean, crunch, lead, brown (high-gain), and acoustic. This versatility makes it suitable for various music genres, from jazz to metal.
Does the Boss Katana-100 have built-in effects?: Yes, the Boss Katana-100 features built-in effects, including modulation, delay, and reverb. These effects can be customized and saved for quick access during performances.
Is the Boss Katana-100 a tube amplifier?: No, the Boss Katana-100 is a solid-state amplifier that uses Boss's Tube Logic technology to emulate the response and tone of a tube amp.
How many channels does the Boss Katana-100 have?: The Boss Katana-100 has four channels, allowing you to switch between different presets and tones easily during a performance.
Can I use the Boss Katana-100 for home practice?: Yes, the Boss Katana-100 is suitable for home practice, thanks to its Power Control feature, which lets you reduce the output power for lower volume levels without compromising tone quality.

Videos

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Pierce

Boss Katana 100W Max Volume

Pierce

Boss Katana 100w Guitar Amp Demo - A Fantastic & Affordable Guitar Amp!

Andertons Music Co

Boss Katana 100 - My 3 tips for good tone

Paul Stafford Cook

Boss Katana 100 Demo

K2MusicTV

Reviews

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PROS

Produces a wide range of sonic textures and colors
Compatible with Boss Tone Lab for enhanced sound palette
GA-FC foot controller enables easy sound switching during performance
Power Control allows for volume adjustment suitable for home or stage
Offers a variety of built-in effects and amp models
Can be connected to a computer for deep editing and preset creation
Portable and suitable for both rehearsal and live gigs
Provides good sound quality even at low volumes
Includes software with a graphic interface for control adjustments
Can be easily integrated into a stereo setup for expansive sound

CONS

Some users experience difficulty with software updates and editing
Heavier than some solid-state counterparts in the same class
Detailed and tedious update procedures for software and drivers

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Boss Katana-100.

Comparisons

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Users note the Katana-100 mkii struggles with low tightness and thickness compared to a 4x12 cabinet setup like the Fender Mustang V.
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The Fender Champion 20 is noted by some users to have a better initial sound with pedals compared to the Katana-100.
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An owner recommends the Orange Micro Dark for its reliable volume consistency and built-in preamp for headphones, contrasting with the Boss Katana's volume issues.
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Mods and upgrades

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Some users recommend elevating the amp off the floor or away from walls to manage excessive low-end resonance.
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Consider a closed-back modification using velcro and a plank for improved bass response and tighter lows.
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Owners suggest modding the front grill or painting the cab white if aesthetic is important, as the cabinet is likely MDF and easy to modify.
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User experience

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Initial impressions of the Katana-100 may be underwhelming until utilizing the software for tonal adjustments and patch management.
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Users report the amp is great when functioning properly but express frustration over recurring issues like volume drops and the need for frequent factory resets.
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Software and compatibility

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Accessing the parametric EQ through the app is crucial for resolving muddiness, particularly with Les Paul-style guitars, by adjusting mid frequencies.
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Jeff Slingluff’s presets for the amp enhance tone shaping via the global EQ, significantly improving sound output.
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The Boss Tone Studio (BTS) software is essential for maximizing amp functionality, although some users find it cumbersome.
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Features and functionality

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Users report that using the "variation" button on distorted channels can add brightness, which may require EQ adjustments to balance the tone.
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Some users experience a volume bug where the amp unexpectedly maintains low volume even at 100W, potentially due to preamp settings or cable issues.
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The amp's multiple graphic and parametric EQs allow precise tonal customization, catering to various guitar styles and tones.
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Setup and maintenance

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New speakers may require a break-in period; playing for several hours at moderate volume can improve initial sound quality.
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Global EQ adjustments, such as rolling off below 80Hz, can significantly tighten the low end for clearer sound.
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The amp requires mono instrument cables, as stereo TRS cables can cause significant volume reduction and buzzing issues.
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Use cases and applications

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With a punk rock band, setting the amp to 100W with the master at 9 o'clock was more than sufficient to cut through the mix.
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Build quality

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The Katana-100 mkii is described as small but very heavy and sturdy, indicating robust construction despite its compact size.
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Critic Reviews

Boss Katana 100 MKII review | Guitar World

guitarworld.com

The Boss Katana-100 MkII impresses with its robust build and versatile sound palette, expanding on its predecessor's success. It offers a wide array of tones, enhanced effects control, and user-friendly software, making it ideal for gigging musicians. The amp is reliable and built like a tank, though some may lament the absence of valve-like warmth and the separate purchase of the GA-FC footswitch. Overall, it remains a top choice for those seeking a powerful, flexible amp with top-notch effects.

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Full Review

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4.5 out of 5

Based on 8 Reviews and 64 Ratings

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b00fwizard

9 months ago

Great Budget Amp.

I truly believe you can get any tone you desire with this amp. That being said, it is a solid-state combo, a good practice amplifier. Sounds good loud.

Roles:

Guitarist Bassist

Genres:

Metal progressive sludge north carolina metal

jackinator

209

about 6 years ago

incredible amp

i bought this amp to move away from my first amp which was a low wattage 1x8, i really didn't have any special requirements going into it, i saw this amp on sale, so i purchased it and I've loved it ever since, the amp types are all amazing and I've used all of them frequently, the EQ is phenomenal. the onboard effects are all useful, and when you start using tone studio, there really nothing you can't accomplish with it, you can get this amp to sound however you want, exactly how you want it and the power attenuator lets this be the perfect amp for both gigging, rehearsal, and bedroom practice. my one complaint is its surprisingly heavy for a 1x12 solid state, definitely manageable and still lighter than most tube amps but far heavier than its solid state counterparts in the same class. all in all, an amazing amp and it definitely won't be the last boss i'll buy, however, i don't think i'll ever part with this one.

ethan_oroshiba

131

about 8 years ago

Best Bang for your Buck

This amp is amazing. Seriously. It sounds great and it's got tons of head room and power. This combined with the 5 amp choices and the entire customizable library of Boss effects makes endless tone possibilities. For a 100 Watt, it's not super bulky and the small tilt stand at the bottom is a nice touch for gigs. Overall, you're not going to find a better amp for the price and it rivals many solid states that are hundreds more expensive.

erazed_

128

about 6 years ago

Well worth your money!

I have went through a couple combo amps, but this one is by far my favorite. The amp itself comes with fantastic effects, amp sims, and controls, but the real magic is when you connect the Katana to your computer and use Boss's software. The software unlocks a whole new realm of tonal possibilities.

Roles:

Guitarist Bassist Drummer

Genres:

Rock Blues Electric blues