Best Cobalt Electric Guitar Strings in 2025

Daisy
Last Updated: Oct 31, 2025

At a Glance: Our Top Picks for Cobalt Electric Guitar Strings

Ernie Ball Regular Slinky Nickel Wound Electric Guitar Strings - 10-46 Gauge
#TOP1
Ernie Ball Regular Slinky Nickel Wound Electric Guitar
10.0
PM SCORE
Ernie Ball 7-String Power Slinky Cobalt Electric Guitar Strings, 11-58 Gauge (P02729)
#TOP2
Ernie Ball 7-String Power Slinky Cobalt Electric Guitar
9.9
PM SCORE
Elixir Strings Electric Guitar Strings w NANOWEB Coating, Custom Light (.009-.046)
#TOP3
Elixir Strings Electric Guitar Strings W Nanoweb Coating,
9.9
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Cobalt Electric Guitar Strings of 2025

Market Overview
Cobalt Electric Guitar Strings Reviewed
  • Reviews Analyzed: 161867 Items
  • PM Avg. Rating: 9.2 / 10
27 Products Evaluated
  • Highest Price: $59.98
  • Lowest Price: $0.89
  • Avg. Price: $19.00

Ernie Ball Regular Slinky Nickel Wound Electric Guitar Strings - 10-46 Gauge

ERNIE BALL
2221-U
4.50 X 0.10 X 4.50 Inches
0.38 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ernie Ball Slinkys are played by legends around the world including Slash, Jimmy Page, Metallica, Eric Clapton, and more

Preferred by players across many genres, Regular Slinky’s 10-to-46 gauge has become the industry standard

Element Shield Packaging prolongs string life and keeps strings as fresh as the day they were made

Bright, balanced tone

Made in California, USA with the finest and freshest materials

Ernie Ball 7-String Power Slinky Cobalt Electric Guitar Strings, 11-58 Gauge (P02729)

ERNIE BALL
P02729
4.25 X 0.50 X 5.50 Inches
0.08 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Cobalt produces a stronger magnetic relationship between pickups and strings than any other alloy previously available

Cobalt electric guitar strings provide an extended dynamic range, incredible harmonic response, strong low end, and crisp, clear highs

Wound strings consist of Ernie Ball’s Cobalt alloy wrapped around a tin-plated high-carbon steel core wire

Engineered to maximize output and clarity

Made in California, USA with the finest and freshest materials

Elixir Strings Electric Guitar Strings W Nanoweb Coating, Custom Light (.009-.046)

ELIXIR
CEL 12027
4.10 X 4.70 X 0.60 Inches
0.09 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Electric guitar strings constructed with nickel-plated steel wrap wire

Played for their bright, vibrant presence and dynamic punch

Ultra-thin NANOWEB Coating provides a traditionally textured, “uncoated” feel

Our patented coating technology protects against common corrosion, extending tone life longer than any other brand’s coated or uncoated strings (Elixir Strings player survey)

Custom Light gauge: .009 .011 .016 .026 .036 .046

Ernie Ball 8-String Skinny Top Heavy Bottom Slinky Nickel Wound Electric Guitar Strings, 9-80 Gauge (P02624)

ERNIE BALL
P02624
4.25 X 0.75 X 4.25 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Precision manufactured to the highest standards and most exacting specifications to ensure consistency, optimum performance, and long life

Made from nickel-plated steel wire wrapped around a hex-shaped steel core wire. The plain strings are made of specially tempered tin-plated high-carbon steel, resulting in a bright and well-balanced tone

Signature Slinky feel

8-string gauges: .009, .011, .016, .024, .034, .046, .064, .080

Made in California, USA with the finest and freshest materials

Ernie Ball 5-String Regular Slinky Flatwound Bass Guitar Strings, 45-130 Gauge (P02816)

ERNIE BALL
P02816
6.25 X 0.75 X 7.50 Inches
0.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Slinky Flatwound bass strings bring together the smooth feel of traditional flats with the power of Cobalt

Cobalt alloy wrap wire delivers added clarity and output without the finger noise of a roundwound string

Optimal core-to-wrap ratio ensures comfortable tension and playability

Made in California, USA with the finest and freshest materials

5-string bass set gauges: 45, 65, 80, 100, 130

#TOP6
Best For Ghs

Ghs Strings Gbtnt Guitar Boomers, Nickel-Plated Electric Guitar Strings, Thin & Thick (.010-.052)

GHS STRINGS
CGH GBTNT
0.50 X 4.50 X 4.50 Inches
0.06 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Model: GBTNT

Roundwound Nickel-Plated Steel on a Hex Core

Offers a brilliant tone and powerful attack, THE POWER STRING.

Thin & Thick Gauge: 010-013-017-030-044-052

D'addario Pl009 Plain Steel Guitar Single String.009

D'ADDARIO
PL009
4.00 X 4.00 X 0.10 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

<p>PL009 is a .009 gauge plain steel string for acoustic or electric guitar. Perfect as a replacement string or for creating customized sets. </p><p>D'Addario plain steel guitar strings are acclaimed worldwide for their superb, long-lasting tone. They are equally suitable for both electric and acoustic guitar.</p><p>D'Addario, the world's largest manufacturer of musical instrument strings, is known as The Players Choice with a reputation for unsurpassed quality and consistency. D'Addario's innovative, environmentally friendly packaging reduces waste and provides protection from corrosion. All D'Addario strings are manufactured in the U.S.A. using proprietary, digitally controlled, state-of-the-art machinery for unmatched performance, set after set.<p>

.009 gauge plain steel string for acoustic or electric guitar

Superb, long-lasting tone

Perfect as a replacement string or for creating customized sets

Made in the U.S.A. for the highest quality and performance

Jim Dunlop Rwn0942 Reverend Willy Nickel Plated Steel Electric Guitar Strings, Light, .009-.042, 6 Strings/Set

JIM DUNLOP
38129094201
4.50 X 0.10 X 4.50 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Product Type: Instrument Parts And Accessories

Package Quantity: 1

Country Of Origin: United States

Package Dimensions: 10.922 cms (L) x 10.922 cms (W) x 1.524 cms (H)

Ernie Ball Regular Slinky Cobalt Electric Guitar Strings 3-Pack, 10-46 Gauge (P03721)

ERNIE BALL
P03721
4.50 X 1.00 X 5.50 Inches
0.09 Kilograms
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

3 individual sets of Regular Slinky Cobalt electric guitar strings

Cobalt produces a stronger magnetic relationship between pickups and strings, resulting in increased output

Cobalt electric guitar strings provide an extended dynamic range, incredible harmonic response, strong low end, and crisp, clear highs

Wound strings consist of Ernie Ball’s Cobalt alloy wrapped around a tin-plated high-carbon steel core wire

Made in California, USA with the finest and freshest materials

D'addario Guitar Strings - Xt Nickel Coated Electric Guitar Strings - Xte0942 - Extended String Life With Natural Tone & Feel - For 6 String Guitars - 09-42 Super Light

D'ADDARIO
XTE0942
4.33 X 0.98 X 4.49 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

CORROSION-RESISTANT, EXTENDED LIFE - XT Nickel electric strings feature an advanced corrosion resistance coating, extending string life, while preserving the natural tone and feel of uncoated strings.

BRIGHT, VERSATILE TONE - Nickel-plated steel wrap wire provides a bright, versatile electric guitar tone, great for a variety of musical genres.

STAYS IN TUNE, STRONGER STRING - Fusion Twist technology assures XT Nickel strings stay in tune better, while the NY Steel core wire offers greater break strength—bent two whole steps higher, XT strings are still at less than 75% of their breaking point.

EARN REWARD POINTS - XT Nickel strings come with a code, which you can register to earn Players Circle points.

MADE IN THE USA – XT electric guitar strings are made in the USA—drawn to exacting specifications at our New York production facility.

Ernie Ball Not Even Slinky Cobalt Electric Guitar Strings, 12-56 Gauge (P02726)

ERNIE BALL
P02726
4.25 X 0.50 X 5.50 Inches
0.07 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Cobalt produces a stronger magnetic relationship between pickups and strings than any other alloy previously available

Cobalt electric guitar strings provide an extended dynamic range, incredible harmonic response, strong low end, and crisp, clear highs

Wound strings consist of Ernie Ball’s Cobalt alloy wrapped around a tin-plated high-carbon steel core wire

Not Even Slinky’s 12-56 gauge is optimal for detuning

Made in California, USA with the finest and freshest materials

Ernie Ball Super Slinky Cobalt Electric Guitar Strings, 9-42 Gauge (P02723)

ERNIE BALL
2723
4.50 X 0.10 X 4.50 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Cobalt produces a stronger magnetic relationship between pickups and strings than any other alloy previously available

Cobalt electric guitar strings provide an extended dynamic range, incredible harmonic response, strong low end, and crisp, clear highs

Wound strings consist of Ernie Ball’s Cobalt alloy wrapped around a tin-plated high-carbon steel core wire

One of the original Slinky gauges, Super Slinky has remained one of the most popular electric guitar strings for decades

Made in California, USA with the finest and freshest materials

Ernie Ball Paradigm Super Slinky Electric Guitar Strings, 9-42 Gauge (P02023)

ERNIE BALL
2023
4.38 X 0.75 X 4.75 Inches
0.07 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ernie Ball's new state-of-the-art wire drawing process combined with patented RPS (reinforced plain string) technology dramatically increases tensile strength

Ernie Ball’s Everlast nanotreatment and revolutionary plasma-enhanced wrap wire results in a string that repels oils, resists corrosion, and keeps your tone alive for longer

Legendary Slinky tone and feel, fused with ultimate strength for long-lasting durability

Gauges: 9, 11, 16, 24, 32, 42

Made in California, USA with the finest and freshest materials

Ernie Ball Super Slinky Flatwound Bass Guitar Strings, 45-100 Gauge (P02814)

ERNIE BALL
P02814
6.25 X 0.75 X 7.50 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Barbi's Bargains 7.69

Features

Slinky Flatwound bass strings bring together the smooth feel of traditional flats with the power of Cobalt

Cobalt alloy wrap wire delivers added clarity and output without the finger noise of a roundwound string

Optimal core-to-wrap ratio ensures comfortable tension and playability

Made in California, USA with the finest and freshest materials

Gauges: 45, 65, 80, 100

20-Pack Economy Single Electric Guitar Strings Bulk .009 High E (Extra Light) 09 Gauge, Individual Packed

M MAKA
4334260069
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MAKA INSTRUMENT DIRECT 9.85

Features

20 einzeln verpackte Economy High E-Saiten für E-Gitarre

.009 Gauge als Extra Light

Gute Wahl zum Ersetzen der gebrochenen hohen E-Saite, ohne Geld für ein ganzes Set auszugeben

Nickel Plain, gutes Sustain und Ton

Ernie Ball Hybrid Slinky M-Steel Electric Guitar Strings, 9-46 Gauge (P02922)

ERNIE BALL
P02922
4.50 X 0.25 X 5.25 Inches
0.06 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Superior magnetic attraction providing the most expressive strings ever created

Dynamic frequency response with increased output and added strength

Super Cobalt alloy wrapped around a Managing steel hex core wire, producing a richer and fuller tone with powerful low end response

Element Shield Packaging prolongs string life and keeps strings as fresh as the day they were made

Made in California, USA with the finest and freshest materials

D'addario Guitar Strings - Prosteels Electric Guitar Strings - Round Wound - Brighter, Crunchier, Increased Sustain - Eps520 - Super Light, 9-42

D'ADDARIO
EPS520
4.00 X 3.70 X 0.40 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

BRIGHTEST STRING - D’Addario’s brightest electric guitar string.

CUT THROUGH THE MIX - Stainless steel wrap wire produces enhanced interaction with magnetic pickups, creating an extraordinarily bright tone that will cut through any mix.

HEX-CORE - Like all D’Addario electric guitar strings, XL ProSteels are made with our proprietary Hex-Core, ensuring perfect intonation, consistent feel, and reliable durability.

EARN REWARD POINTS - XL ProSteels sets have a code on the recyclable VCI bag, which you can register to earn Players Circle points.

MADE IN THE USA – D’Addario electric guitar strings are made in the USA—drawn to our exacting specifications at our New York production facility.

Belfort® Guitar Strings Electric Guitar, Strings For E Guitar Made Of Nickel-Plated Steel - Incl. 4 Picks + Extra High E-String

BELFORT
135N
4.72 X 4.72 X 0.39 Inches
0.04 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Belfort-Music 6.56

Features

✅ 𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 𝐐𝐔𝐀𝐋𝐈𝐓𝐘: Following very elaborate manufacturing processes, the results are some impeccably crafted classical guitar strings. We guarantee a brilliant sound quality, durability, optimum tuning stability, and protection against rust often caused by hand sweat.

✅ 𝐏𝐀𝐈𝐍-𝐅𝐑𝐄𝐄 𝐏𝐋𝐀𝐘𝐈𝐍𝐆: Our LightForce classical guitar strings are as soft as butter and require much less force than other manufacturers' strings. With our Light Force strings, you can play for hours without pain. Also, you will have a cleaner grip and get to enjoy your playing sessions more!

✅ 𝐓𝐇𝐄 𝐀𝐋𝐋-𝐑𝐎𝐔𝐍𝐃𝐄𝐑: It doesn't matter if you play soft melodies, fingerstyle, or heavy and extended chords. Belfort classical guitar strings are specially optimized for maximum flexibility in terms of style. Regardless of your playing style, Belfort Classical guitar strings will help you bring out the best in your play. It is also suitable for both beginners and seasoned professionals.

✅ 𝐁𝐎𝐍𝐔𝐒: With our eBook, you'll learn how to play 95% of all pop songs and learn the pros' tricks. Our guitar eBook is developed by experienced music educators and recommended by guitar teachers. As an additional gift, we give you 4 picks of different sizes and textures.

✅ 𝐓𝐎𝐏-𝐍𝐎𝐓𝐂𝐇 𝐒𝐄𝐑𝐕𝐈𝐂𝐄: If, for any reason, you are not 100% satisfied, we will always find a solution to whatever problem you encounter. Your satisfaction matters a lot to us. Experience the brilliant sound of our Belfort strings by ordering now. It is absolutely risk-free!

#TOP19

Ernie Ball 3331 Electric Tone Pack 10-46

ERNIE BALL
P03331
4.25 X 0.50 X 5.50 inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
PlayMusic123 9.84

Features

Experience three tones in one pack

Original Slinky - Bright balanced tone

Slinky Cobalt - Higher output

Slinky M-Steel - Improved tuning stability

Made in California, USA with the finest and freshest materials

Ernie Ball 009 Titanium Reinforced Plain Electric Guitar Strings Single Pack

ERNIE BALL
P00009
4.30 X 4.20 X 0.40 Inches
0.04 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A. Z. Flagship 9.92

Features

Used on electric and acoustic guitars, banjos and mandolins but, not classical guitars

Ernie Ball Super Slinky Electric Tone Pack Guitar Strings, 9-42 Gauge (P03333)

ERNIE BALL
P03333
4.25 X 0.50 X 5.50 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Best Deal Music 9.84

Features

Experience three tones in one pack

Original Slinky - Bright balanced tone

Slinky Cobalt - Higher output

Slinky M-Steel - Improved tuning stability

Made in California, USA with the finest and freshest materials

D'addario Guitar Strings - Xl Nickel Electric Guitar Strings - Esxl120 - Perfect Intonation, Consistent Feel, Reliable Durability - For 6 String Guitars - 09-42 Super Light Double Ball End

D'ADDARIO
ESXL120
3.80 X 4.10 X 0.40 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

BESTSELLING SET – XL Nickel are our best-selling electric guitar strings, revered by players since 1974.

VERSATILE, BRIGHT TONE – Nickel-plated steel wrap wire provides a bright, versatile electric guitar tone, great for a variety of musical genres.

FOR THE ULTIMATE PERFORMANCE – Like all D’Addario electric guitar strings, XL Nickel are made with our proprietary Hex-Core, ensuring perfect intonation, consistent feel, and reliable durability.

EARN REWARD POINTS - XL Nickel sets have a code on the recyclable VCI bag, which you can register to earn Players Circle points.

MADE IN THE USA – XL Nickel electric guitar strings are made in the USA—drawn to our exacting specifications at our New York production facility.

Havendi® Guitar Strings Electric Guitar - Brilliant Sound Quality Strings Made Of Steel For Electric Guitar Coated With Nickel (6 String Set) Incl. 3 Picks

HAVENDI
H003-01-0000-00
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Havendi 9.16

Features

【DESIGNED IN GERMANY】Havendi is a young German start up. We exist since 2020 and since then we proudly count more then 10.000 customers worldwide. Thanks to our community, we are able to develop more and more awesome products and support talented musicians. Thanks for your trust!

【BRILLANT QUALITY】Thanks to our unique Havendi master craftsmanship and high quality standards, you get outstanding guitar strings that make every gentle melody and powerful chord sound harmonious. The strings are durable, rust-proof and tuning stable thanks to their finishing.

【 EASY TO PLAY】The smoothFORCE strings unfold their full magic with little effort and can be played as smooth as butter. Thus, they guarantee even newcomers with sensitive fingertips more playing fun and faster success.

【RECOMMENDED BY PROFESSIONALS】Rely on the recommendation of experienced music teachers and guitar players when choosing your strings. Play right into the hearts of your listeners with Havendi guitar strings!

【OUR PROMISE】If you are not 100% satisfied with the strings, you will get a replacement or refund - Musician's Word of Honor!

#TOP24

Ernie Ball 2723 Cobalt Super Slinky Electric Guitar Strings 9-42 3 Pack

ERNIE BALL
2723
40.00 X 45.00 X 5.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Best Deal Music 9.84

Features

Cobalt Super Slinky 09-42 3-PK

Next-gen Guitar Strings Strings Electric s:ebpacks .009-.042 3-Pack

.009-.042 Electric Guitar Strings - Cobalt - 3-pack

Ernie Ball 2715 Skinny Top Heavy Bottom Slinky Cobalt Electric Guitar Strings 10-52 6 Pack

ERNIE BALL
2715
45.00 X 45.00 X 5.00 Inches
72.00 ounces
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Best Deal Music 9.84

Features

10-13-17-30-42-52

10-13-17-30-42-52

Hybrid set for those who like thick bottom strings

Ernie Ball 2723 Cobalt Super Slinky Electric Guitar Strings 9-42 6 Pack

ERNIE BALL
2723
40.00 X 45.00 X 5.00 Inches
36.00 ounces
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AMS Supply Shop 9.72

Features

Nickel wound

Gauges: 9-11-16-24w-32-42

Nickel wound

Ernie Ball 7-String Skinny Top Heavy Bottom Slinky Cobalt Electric Guitar Strings, 10-62 Gauge (P02730) & Skinny Top Heavy Bottom Slinky Cobalt Electric Guitar Strings, 10-52 Gauge (P02715)

ERNIE BALL
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Product 1: Cobalt produces a stronger magnetic relationship between pickups and strings than any other alloy previously available

Product 1: Cobalt electric guitar strings provide an extended dynamic range, incredible harmonic response, strong low end, and crisp, clear highs

Product 1: Wound strings consist of Ernie Ball’s Cobalt alloy wrapped around a tin-plated high-carbon steel core wire

Product 1: Engineered to maximize output and clarity

Product 2: Cobalt produces a stronger magnetic relationship between pickups and strings than any other alloy previously available

Product 2: Cobalt electric guitar strings provide an extended dynamic range, incredible harmonic response, strong low end, and crisp, clear highs

Product 2: Wound strings consist of Ernie Ball’s Cobalt alloy wrapped around a tin-plated high-carbon steel core wire

Product 2: Get the best of both worlds: a skinny top (strings E, B, G) for enhanced shredability and a heavy bottom (strings D, A, E) for thicker chords and rhythm

Top 10 electric guitar strings cobalt Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Ernie Ball 17
D'addario 4
Belfort 1
Elixir 1
Ghs Strings 1
Havendi 1
Jim Dunlop 1
M Maka 1

Top 10 electric guitar strings cobalt Brands Pie Chart


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We are dedicated to assisting our users in finding the right strings Products based on their needs, saving them considerable time when choosing which electric guitar strings cobalt to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.