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Side-by-side comparison — scores, specs and which one fits your setup.
Specs comparison
Analysis
The Stax SR-009S scores 9.2/10 with 450Ω impedance and 94dB sensitivity. At 450Ω, it benefits significantly from a dedicated amplifier.
The Campfire Andromeda 2020 scores 9.1/10 with 12Ω impedance and 115dB sensitivity. At 12Ω, it can be driven directly without extra hardware.
Based on our scoring, the Stax SR-009S scores higher overall. However, the right choice depends on your full audio chain — use our analyzer to see which fits your actual setup.
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A high headphone score doesn't mean your audio sounds great. Your DAC, amp or source might be the real bottleneck.