Electric guitars

Ibanez RGRTBB21-BKF Baritone

The Ibanez RGRTBB21-BKF is a well-equipped baritone built for low tunings, with a sturdy neck-through design and dependable hardware. Budget time for a setup, and consider that its humbuckers cannot be coil-split.

★★★★★ 5/5 · 5 buyer reviews · 6 min read · updated 2026-10-07 · Tested by Cal Whitaker

Ibanez RGRTBB21-BKF Baritone review

The Ibanez RGRTBB21-BKF Baritone is a purpose-built electric guitar for players who want to work in lower tunings. Its 712 mm scale, equivalent to about 28 inches, gives the strings more room than a standard-scale guitar. That changes the feel under the fretting hand and makes this a specialized instrument, not a direct substitute for a regular six-string. Players who have not used a baritone before should account for its different scale and string feel before buying.

At a listed price of $1,164, the RGRTBB21-BKF pairs a nyatoh body with a five-piece maple and walnut through neck and an ebony fingerboard. It has 24 jumbo frets, a 45 mm nut width, and a 400 mm fingerboard radius. The finish is Black Flat, with black hardware. There is no top, tremolo, bag, or case included.

Construction and playing feel

Owners describe the finish and overall construction as strong for the price, with one noting that the guitar feels more substantial than some Prestige models they had played. The through-neck construction and body cutaway make the upper frets accessible, while the guitar's weight is described as solid without being excessively heavy. The neck has a substantial feel. Some players may need time to adjust to its profile and the wider spacing associated with the long scale, but reviewers who settled in found it comfortable to play.

Luminescent side dots make the fingerboard markers easier to see in dim conditions. The 24 jumbo frets suit players who use the full range of the neck, and the 400 mm radius gives the fingerboard a relatively flat feel. These details support fast, low-register playing, though comfort remains personal, especially for anyone moving from a standard-scale instrument.

Pickups and controls

The guitar comes with two DiMarzio D Activator humbuckers. Controls are straightforward: one volume knob, one tone knob, and a three-way pickup selector. The electronics are described by owners as effective and good-sounding, with a clear focus on high-gain applications. There is no coil-splitting feature, so the pickups cannot be switched to a single-coil-style sound through the factory controls. One buyer considered that a significant omission at this price and planned to modify the switching.

Pickup height may need attention after delivery. One owner found adjustment necessary, while others reported that the factory setup required more work, including action changes and fret-buzz correction. These accounts do not establish that every guitar will arrive with the same issues, but buyers should budget time for an inspection and setup rather than assume the instrument will be ready for their preferred tuning and playing style.

Hardware and tuning stability

The fixed Mono-rail bridge has no tremolo, keeping the hardware arrangement simple. Gotoh MG-T locking tuners are fitted, and one owner reported that the guitar held its tuning well through temperature changes. Another noted bridge saddle alignment concerns on their instrument, along with minor buzzing. A professional setup can address those individual adjustments, but it is worth checking saddle alignment, string height, and fret condition when the guitar arrives.

What it is like to own

In low tunings, the longer scale is the central reason to choose this model. It gives the guitar a different response from a conventional guitar, and familiar parts may not sound or feel as expected when transferred directly. Owners recommend learning how baritone tuning affects the instrument before purchase. That caveat matters: this guitar can cover a range of musical uses, but reviewers most often point to metal and other styles built around lower tunings.

One player found the stock pickups somewhat muffled in very low tunings and later preferred a different set of pickups. That is a matter of taste, not a universal fault. The D Activators provide a ready-to-use humbucker setup, but players seeking sharper definition or a different response may want to audition the guitar before deciding whether a pickup change is worthwhile.

Verdict

The Ibanez RGRTBB21-BKF Baritone offers a focused specification at a price owners regard as strong value. Its long scale, through neck, ebony fingerboard, locking tuners, and DiMarzio humbuckers make it a capable platform for low-tuned metal. The tradeoffs are equally specific: the baritone feel takes adjustment, the factory setup may need attention, and the controls do not offer coil splitting. For players who want a solid six-string baritone and are comfortable checking or refining the setup, it is a compelling option. For anyone expecting a standard guitar with a darker sound, its scale and tuning requirements deserve careful consideration first.

Ibanez RGRTBB21-BKF Baritone, front view
7.7/ 10 overall score
$1,164current price at the retailer
Check today's price price and delivery time at the retailer

Shipping and duties

The retailer ships from its warehouse in Germany. Prices are shown in US dollars and do not include import duties. Orders under roughly $800 usually clear US customs without duty; above that, a duty of a few percent may be collected on delivery. 30-day money-back and a 3-year warranty apply.

Scores by area

Where it shines, where it stumbles

What convinced me

  • The 28-inch scale and two DiMarzio D Activator humbuckers suit low tunings and metal-focused playing.
  • The five-piece maple and walnut neck, ebony fingerboard, and 24 jumbo frets provide a solid, feature-rich foundation.
  • Gotoh locking tuners and the fixed mono-rail bridge support stable tuning without a tremolo system to manage.
  • Owners praise the finish, comfortable feel, and strong value for the price.

What bugged me

  • Several owners report that the factory setup may need attention, including fret buzz, pickup height, or bridge adjustments.
  • There is no coil-splitting option, limiting access to single-coil-style sounds.
  • The long scale and baritone feel require an adjustment period, and some players may find the pickups too dark for very low tunings.

Is it the right one for you?

Good pick if

A strong fit for metal and rock players who want a baritone for low tunings, plus songwriters seeking a stable fixed-bridge instrument. Also suited to buyers comfortable making or arranging a post-purchase setup.

Look elsewhere if

Not ideal for players who need a standard-scale guitar for familiar tunings or a wide range of clean, single-coil sounds. Look elsewhere if you expect a consistently dialed-in factory setup or require coil splitting.
MetalRockProgressive metal

Suggested level: Intermediate

Ibanez RGRTBB21-BKF Baritone, $1,164Check today's price →

Specifications

Color
Black
Body
Nyatoh
Top
None
Neck
Maple, Walnut
Fretboard
Ebony
Frets
24
Scale
712 mm
Pickups
HH
Tremolo
None
Incl. bag
No
Including case
No
Pickup system
HH

What other players say

Owners generally describe the guitar as well finished, comfortable, and good value, with stable tuning and a sound that suits low-tuned metal. Several note that the factory setup may need correction, including adjustments to the pickups, bridge, or string action. Opinions on the pickup voicing vary, and players unfamiliar with baritone guitars are advised to consider the longer scale and distinct tuning before buying.

5 ★
55%
4 ★
30%
3 ★
10%
2 ★
5%
1 ★
0%
Positive 70% Neutral 15% Negative 15%
I have to say, it is AMAZING!
The finish is really nice, the hardware is smooth and the electronics sound good.
I bought this guitar to be my main writing tool for the music I make.

Up close

Ibanez RGRTBB21-BKF Baritone, detail 2Ibanez RGRTBB21-BKF Baritone, detail 3Ibanez RGRTBB21-BKF Baritone, detail 4Ibanez RGRTBB21-BKF Baritone, detail 5

Watch and listen

Watch the video demo on YouTube →

Before you decide

Questions players ask

Is this guitar suitable for low tunings?

Yes. Its 712 mm, or approximately 28-inch, scale is designed for baritone playing and low tunings.

Does it have a tremolo or coil splitting?

No. It has a fixed mono-rail bridge, and the listed controls do not include coil splitting.

Will it need a setup after purchase?

Possibly. Owners mention issues such as fret buzz, pickup height, and bridge adjustment, although reports vary.

What kind of pickups does it use?

It has two DiMarzio D Activator humbuckers, controlled by a three-way switch with volume and tone controls.

Is it a good choice for a first guitar?

It can work for a beginner specifically seeking a baritone, but its long scale and low-tuning role may be unfamiliar. Buyers wanting a standard-scale general-purpose guitar should look elsewhere.

The last word from the bench

This guitar offers strong value for players who want an extended-scale instrument for low-tuned rock and metal. Its construction and hardware earn positive feedback, while the fixed bridge keeps the design straightforward. Customer reports suggest that factory setup quality can vary, so a professional adjustment may be needed. The baritone scale and focused humbucker sound make it less suitable as a conventional, all-purpose guitar.

Ibanez RGRTBB21-BKF Baritone, $1,164Check today's price →

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Ibanez RGRTBB21-BKF Baritone

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