Summary of the Comparison
The Supro Delta King 12 is ideal for players seeking a vintage-voiced amp with rich breakup and a distinct midrange character, great for blues and rock. The Fender Blues Junior, with its scooped mids and classic Fender chime, suits those wanting a versatile clean platform that handles pedals exceptionally well.
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The Fender Blues Junior
The Supro Delta King 12
Main Differences
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- Supro Delta King 12: 15W, 6L6 tube, vintage Chicago blues tone, built-in boost & drive.
- Fender Blues Junior: 15W, EL84 tubes, classic Fender clean & reverb, more headroom.
- Supro: Warmer, more midrange focus.
- Fender: Brighter, scooped mids, more traditional clean tones.
- Supro: More natural breakup at lower volumes.
- Fender: More pedal-friendly, better for clean overhead.
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Specs Comparison
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| Feature | Supro Delta King 12 | Fender Blues Junior |
|---|---|---|
| Power Output | 15W | 15W |
| Speaker | 12″ Supro DK12 | 12″ Celestion A-Type |
| Tubes | 1 x 12AX7 (preamp), 1 x 6V6 (power) | 3 x 12AX7 (preamp), 2 x EL84 (power) |
| Controls | Volume, Treble, Mid, Bass, Master, Boost, Reverb | Volume, Treble, Bass, Middle, Master, Reverb, FAT Switch |
| Built-in Reverb | Yes (Analog Spring Reverb) | Yes (Spring Reverb) |
| Effects | Boost, Line Out | FAT Switch (Mid Boost) |
| Best For | Blues, Rock, Classic Rock | Blues, Jazz, Country, Classic Rock |
| Target Skill Level | Beginner to Intermediate | Intermediate to Advanced |
| Approximate Price | $650 – $700 | $750 – $850 |
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Best Situations for the Supro Delta King 12
- Perfect for blues, rock, and vintage-inspired tones
- 12-inch speaker delivers warm, rich sound with great dynamics
- Great tube-driven breakup at lower volumes
- Ideal for home practice, small gigs, and recording
- Built-in boost and drive for added versatility
- Compact and lightweight for easy transport
- Classic aesthetics with a retro-inspired design
- Responsive to guitar volume and playing dynamics
- Can be mic’d up for bigger stages
- Simple and intuitive controls for quick tone shaping
Best Situations for the Fender Blues Junior
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- Perfect for blues, rock, and classic-style tones
- Ideal for small gigs and home practice
- Warm, responsive tube-driven sound
- 12-inch speaker delivers rich, dynamic tones
- Built-in spring reverb for added depth
- Compact and lightweight for easy transport
- Handles pedals well for expanded versatility
- Great for recording with natural tube warmth
- Simple controls for intuitive tone shaping
- Dependable gigging amp with rugged design
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Find the Boss Katana that Works for you
Which Boss Katana amp should I buy? (Quiz)
This quiz has seven questions that will help you decide between the six main versions in the Boss Katana amp series. The only one we've left out is the Katana Air. If you have questions feel free to drop them in the comments section below. Click the green start button to begin:
Popular Guitar Amp Roundups and Comparisons
Written by Bobby Kittleberger on Amps & Roundups
Written by Bobby Kittleberger on Amps & Roundups
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