Fulltone OCD vs Ibanez Tube Screamer TS9
The OCD wins for players who want amp-like gain range and respond to guitar volume like a real amp. The TS9 wins for players who want the classic mid-pushed boost character at a lower price.
Fulltone OCD
Full-Drive Obsessive Compulsive Drive — a high-headroom overdrive with HP/LP mode switch. Designed to emulate the feel of a cranked British amp, it cleans up dynamically with the guitar volume knob. The v2 circuit (post-2017) is the recommended version.
Rock and blues players who want an overdrive that feels like a cranked British amp — particularly effective with humbuckers or P90s
Ibanez Tube Screamer TS9
The definitive mid-pushed overdrive. JRC4558 chip, asymmetric clipping, pronounced mid-hump around 720Hz. Used by Stevie Ray Vaughan (as a boost), John Mayer, and innumerable blues and rock players worldwide.
Blues, classic rock, and country players wanting a mid-forward overdrive that pushes a tube amp into natural saturation
Tone Character
Fulltone OCD
- ✓ Wide gain range from boost to near-distortion
- ✓ Responds dynamically to guitar volume knob
- ✓ HP mode tightens bass for single-coils
- ✓ Amp-like compressed feel at higher gain
- ✗ Not true bypass on earlier versions
- ✗ Can become harsh with bright amp/guitar combinations
- ✗ Fulltone brand controversy affects secondhand pricing
Ibanez Tube Screamer TS9
- ✓ Classic mid-hump adds definition and cut
- ✓ Stacks beautifully with other drives
- ✓ Transparent at low gain as a clean boost
- ✓ Industry-standard blues/rock tone
- ✗ Mid-hump can sound muddy with humbuckers at high gain
- ✗ Lacks bass and treble controls
- ✗ Bass roll-off can feel thin on single strings
When To Choose Each
Rock and blues players who want amp-like saturation and wide gain range — the OCD handles everything from transparent boost to full British crunch.
Blues players who want the mid-pushed boost that cuts through a band mix — the definitive SRV and classic blues tone pedal.
Final Verdict — Fulltone OCD vs Ibanez Tube Screamer TS9
Best for beginners
Ibanez Tube Screamer TS9
Ibanez Tube Screamer TS9 scores higher on versatility (68/100) and lower on gain (35/100) — a more forgiving starting point than Fulltone OCD.
Best for metal tones
Fulltone OCD
Fulltone OCD leads on gain (55/100) and bass response (52/100) — the two tonal pillars of metal playing.
Best value
Ibanez Tube Screamer TS9
At £99 vs £129, Ibanez Tube Screamer TS9 delivers 23% cost savings. The tonal trade-off is meaningful.
Specification Summary
| Fulltone OCD | Ibanez Tube Screamer TS9 | |
|---|---|---|
| Price | £129 | £99 |
| Category | Overdrive | Overdrive |
| Gain | 55/100 | 35/100 |
| Warmth | 60/100 | 65/100 |
| Treble | 58/100 | 55/100 |
| Bass | 52/100 | 42/100 |
| Versatility | 80/100 | 68/100 |
| Best for | Rock and blues players who want an overdrive that feels like a cranked British amp | Blues, classic rock, and country players wanting a mid-forward overdrive that pushes a tube amp into natural saturation |
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Frequently Asked Questions
OCD — designed to emulate the feel of a cranked British amp. TS9 has its own pronounced character.
OCD handles humbuckers' natural warmth without muddiness. TS9 can sound thick with humbuckers but cuts beautifully.
TS9 with drive at minimum — its mid-push adds definition. OCD in HP mode with drive low is also excellent.
For players who want more gain range and amp-feel, yes. Casual players or those using it as a boost won't hear the difference.