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Side-by-side comparison — scores, specs and which one fits your setup.
Specs comparison
Analysis
The SoundPEATS Engine 4 scores 6.8/10 with 32Ω impedance and 94dB sensitivity. At 32Ω, it drives well from most phones without an external amp.
The Anker Soundcore Liberty 4 NC scores 6.9/10 with 16Ω impedance and 106dB sensitivity. At 16Ω, it can be driven directly without extra hardware.
Based on our scoring, the Anker Soundcore Liberty 4 NC 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.