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HiFiMAN HE-400i headphones

HiFiMAN HE-400i
Impedance 35 Ω
Efficiency 93.0 dB SPL/mW
Frequency Response 20 - 35,000 Hz
Transducer Type Planar magnetic
Operating Principle Open
Ear Coupling Over-ear
Target SPL Requirements
Target Power Voltage
90.0 dB 0.5 mW 0.13 Vrms
92.5 dB 0.89 mW 0.18 Vrms
95.0 dB 1.6 mW 0.24 Vrms
97.5 dB 2.8 mW 0.31 Vrms
100.0 dB 5.0 mW 0.42 Vrms
102.5 dB 8.9 mW 0.56 Vrms
105.0 dB 15.8 mW 0.74 Vrms
107.5 dB 28.2 mW 0.99 Vrms
110.0 dB 50.1 mW 1.32 Vrms
Price History
Current $249.00
Highest $469.95
Lowest $249.00
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Other headphones by HiFiMAN

Rank Model Current Price
- HE-1000 $2,399.00
- HE-4 $449.00
#32 HE-400 $399.00
#23 HE-400s $299.00
#90 HE-500 $319.00
#2 HE-560 $499.00
- HE-5LE $699.00
#1 HE-6 $652.00
- RE0 Check Amazon »
- SUSVARA $6,000.00

Similar Headphones

Model Style Impedance Price
Fostex T-20RP MK2 Fostex T-20RP MK2 Open, Over-ear 50 Ω $139.99
HiFiMAN HE-400s HiFiMAN HE-400s Open, Over-ear 22 Ω $299.00
Fostex TH-500RP Fostex TH-500RP Open, Over-ear 48 Ω $379.00
Fostex T-50RP MK3 Fostex T-50RP MK3 Open, Over-ear 53 Ω $154.90
Fostex T-20RP MK3 Fostex T-20RP MK3 Open, Over-ear 50 Ω $150.65
Fostex T-50RP Fostex T-50RP Open, Over-ear 57 Ω $159.99
HiFiMAN HE-400 HiFiMAN HE-400 Open, Over-ear 45 Ω $399.00

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HiFiMAN EF-6 HiFiMAN EF-6 119.5 dB $1,599.00