HiFiMAN Sundara – Open-Back Planar Magnetic Headphones

The HiFiMAN Sundara is a reference-class open-back planar magnetic headphone designed to deliver wide, detailed, and natural sound. With an expansive frequency range of 6 Hz to 75 kHz, low distortion, and lightweight comfort, the Sundara has become one of the most popular entry points into planar technology for audiophiles worldwide. Its open design provides an airy soundstage and precise imaging, making it ideal for critical listening and immersive home use.

Key Features

• Planar magnetic drivers: Deliver fast transient response and detailed, distortion-free sound
• Open-back design: Expansive soundstage with natural imaging and spatial accuracy
• Wide frequency range: 6 Hz – 75 kHz for extended highs and deep lows
• Low impedance (32 Ω): Compatible with a wide range of headphone amplifiers
• Sensitivity: 92 dB for strong, dynamic playback
• Wired-only connection: Includes 1.5 m cable with 3.5 mm plug and 6.35 mm adapter
• Lightweight build: Just 342 g with comfortable ear pads for long listening sessions

Customer Benefits

The Sundara provides audiophiles with a neutral yet musical sound signature that highlights detail and texture across all genres. Its open-back design offers a wide, immersive listening environment, making it perfect for home listening and critical music evaluation. Comfort-focused construction ensures fatigue-free enjoyment over long sessions.

Quick Specs

• Type: Open-back planar magnetic headphones
• Frequency Response: 6 Hz – 75 kHz
• Impedance: 32 Ω
• Sensitivity: 92 dB
• Weight: 342 g
• Cable: 1.5 m, 3.5 mm plug, detachable

What’s in the Box

• HiFiMAN Sundara headphones
• 1.5 m headphone cable (3.5 mm plug)
• 3.5 mm to 6.35 mm adapter
• Ear pads (mounted on headphone)

Use Cases / Ideal For

Perfect for home listening, critical music evaluation, and audiophiles seeking an open, detailed, and natural soundstage. Best used in quiet environments where open-back design enhances immersion.

Pros & Cons

✅ Pros:

• Expansive open-back soundstage with natural imaging
• Planar magnetic detail and fast transient response
• Lightweight and comfortable for long sessions
• Broad frequency range for full-spectrum listening

⚠️ Cons:

• Open-back design leaks sound and offers no isolation
• Benefits from a quality headphone amp for best performance

The HiFiMAN Sundara is a benchmark open-back planar headphone, combining wide frequency response, superb detail, and comfort, making it a favorite choice for audiophiles at home.