The Blackstar Unity 500 is a Blackstar amplifier, currently around $677.47. Close alternatives include the EBS Magni 502 1x15" and the Blackstar Unity Bass U500. It pairs well with the ProCo RAT 2 and the Beetronics Swarm.
Blackstar Unity 500
Blackstar · amplifier
The Blackstar Unity 500 is a 500-watt solid-state bass combo amplifier targeting professional stage use and large venue performance. Three preamp voicings — flat, modern, and classic — provide tonal variety from clean through Bassman and SVT-adjacent character. Semi-parametric sweepable mid and three-band EQ enable detailed frequency management. A drive control blends overdrive, distortion, or fuzz with the clean signal. A response control simulates valve-stage character. At 500 watts through a 2x10-inch speaker configuration the Unity 500 delivers professional stage volume with significant headroom for dynamic bass playing. A Premier Guitar review rated it highly for its tonal versatility and live performance reliability.
What stands out
“A response control simulates valve-stage character”
— from the listing
“Three preamp voicings — flat, modern, and classic — provide tonal variety from clean through Bassman and SVT-adjacent character”
— from the listing
“At 500 watts through a 2x10-inch speaker configuration the Unity 500 delivers professional stage volume with significant headroom for dynamic bass playing”
— from the listing
“Semi-parametric mid EQ provides effective room correction and tone shaping flexibility”
— from the reviews
“Drive control blends overdrive and fuzz in parallel with clean signal for transparent gain blending”
— from the reviews
- stage
- response
- mid
- transparent
- headroom
- punch
- presence
Good for
- Live
Price updated Oct 24, 2026
Genres the Blackstar Unity 500 is commonly used in
- Alternative
cited
Inferred from shared tonal signals, not a stated genre tag. - Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Acoustic
cited
Inferred from shared tonal signals, not a stated genre tag. - Blues
cited
Inferred from shared tonal signals, not a stated genre tag. - Metal
cited
Inferred from shared tonal signals, not a stated genre tag. - Country
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the Blackstar Unity 500
ProCo RAT 2
Proco
35% matchclean platform takes the driveA clean, high-headroom stage takes on dirt it can't generate by itself. (transparent → low gain)
Push the Unity 500's transparent, mid-forward drive with the RAT 2's bright, cutting distortion and the two stack into real dirt.
Goes in front of the amp
Beetronics Swarm
Beetronics
33% matchclean platform takes the driveA clean, high-headroom stage takes on dirt it can't generate by itself. (transparent → fuzzy)
The Unity 500's transparent, mid-forward preamp headroom gives the Swarm's experimental fuzz real room to bloom.
Goes in front of the amp
Ashdown Geezer Butler Signature
Ashdown
31% matchclean platform takes the driveA clean, high-headroom stage takes on dirt it can't generate by itself. (transparent → low gain)
Ashdown Geezer Butler Signature leans this transparent tone toward low gain, which it doesn't make on its own
Goes in front of the amp
MXR Phase 90
MXR
21% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Run the Phase 90's classic sweep after the Unity 500's transparent, mid-forward drive and the modulation has real body to color.
Goes in front of the amp
Dan Armstrong Orange Squeezer
pedal
14% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain.
The Orange Squeezer's musical, FET-driven squash evens out the attack before it ever reaches the Unity 500's own transparent, mid-forward drive.
Goes in front of the amp
Electro-Harmonix Memory Boy Analog Delay
Electro-Harmonix
12% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (fuzzy → modulated)
Keep Blackstar Unity 500's mid-forward voice out front: Electro-Harmonix Memory Boy Analog Delay goes in Blackstar Unity 500's effects loop so its analog warmth voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)
Sits in the amp's effects loop
Dunlop MXR M299 Carbon Copy Mini
Dunlop
12% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Keep the Carbon Copy Mini's dark, ambient slapback delay in the Unity 500's loop, clear of the amp's own transparent, mid-forward drive. — goes in the amp's FX loop (or last, into a clean amp)
Sits in the amp's effects loop
Behringer SF300 Super Fuzz
Behringer
tonal matchGoes in front of the amp
Blackstar Unity 500 leans into a clean amp's front end, precisely the platform Behringer SF300 Super Fuzz wants
Cheaper alternatives
Blackstar Unity 250
Blackstar
60% similarityShared character: clean signal, compressor, punch
Blackstar Unity 120
Blackstar
57% similarityShared character: clean signal, compressor, punch
Hartke Lightweight Bass Amplifier
Hartke
46% similarityShared character: punch, solid state, presence
Hartke LH500 Bass
Hartke
44% similarityShared character: punch, solid state, headroom
Blackstar BASSU120 Unity 120-Watt Bass Amplifier
Blackstar
96% similaritysimilar tone character
Blackstar Unity Bass U60
Blackstar
95% similaritysimilar tone character
Boutique & premium upgrades
Similar charactersee all similar tone character →
See all alternatives to the Blackstar Unity 500 (cheaper + boutique) →
Questions people ask
What are good alternatives to the Blackstar Unity 500?+
The closest matches in character are the EBS Magni 502 1x15", the Blackstar Unity Bass U500, the Blackstar Unity. Budget picks: Blackstar Unity 250, Blackstar Unity 120, Hartke Lightweight Bass Amplifier. Boutique upgrades: EBS Magni 502 115.
What pairs well with the Blackstar Unity 500?+
Strong matches from rig and tone-complementarity evidence: ProCo RAT 2, Beetronics Swarm, Ashdown Geezer Butler Signature — Push the Unity 500's transparent, mid-forward drive with the RAT 2's bright, cutting distortion and the two stack into real dirt..
How much does the Blackstar Unity 500 cost?+
Around $677.47 (live listing price, updated Oct 24, 2026).