Short answer: the Sennheiser IE 600. It ranks #530 of 865 in-ear headphones by sound quality (rated 3.5/5) at $699.95 and is still sold new; the Sennheiser IE 800 ranks #827 (rated 1.6/5) and is discontinued, so it is only an option used.
The Sennheiser IE 600 is the better-sounding pick. Sub-bass extends to 20 Hz with a slight 1.7 dB lift, and bass, low mids and upper mids all sit within about 1.3 dB of target, so the core of most music sounds full and natural. Watch for: In oratory1990’s measurement a 7.6 dB dip near 5.9 kHz and a presence band 5.5 dB under target take bite out of vocals and guitars, while a 4.7 dB peak near 9.7 kHz can sound sharp.
The case for the Sennheiser IE 800: Bass is lifted about 2.8 dB with extension to 20 Hz, giving kick drums and bass lines extra weight. The catch: Discontinued, so it is mainly found used.
Buy the Sennheiser IE 600. It is rated higher for sound quality, and the Sennheiser IE 800 is discontinued, so it is only available used.
Want more options? Browse the full Headphones rankings.
Specifications Side By Side
| Sennheiser IE 600 | Sennheiser IE 800 | |
|---|---|---|
| Price | $699.95 | Discontinued |
| Ranked | #530 of 865 in In-Ear Headphones | #827 of 865 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | - |
| Harman Preference Score | 67 (measured by oratory1990, via AutoEQ) | 44 (measured by oratory1990, via AutoEQ) |
| Deviation From Target | 2.46 dB standard deviation | 4.08 dB standard deviation |
| Tonal Tilt | -0.80 (negative is warmer, positive brighter) | -1.44 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+2.3 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (+0.6 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Dynamic | Dynamic |
| Drivers | 1 x 7mm dynamic | 1 x 7mm dynamic |
| Impedance | 18 ohms | 16 ohms |
| Sensitivity | 118 dB SPL/V | 125 dB/Vrms |
| Frequency Response | 4Hz - 46.5kHz (Manufacturer specified) | 5Hz - 46.5kHz |
| Built-in Microphone | No | - |
| Weight | 0 lbs (6 g) per earbud | 0 lbs (8 g) |
Related Headphone Comparisons
How Sennheiser IE 600 compares with other leading options:
- Sennheiser IE 200 vs Sennheiser IE 600
- HIFIMAN RE2000 vs Sennheiser IE 600
- Sennheiser IE 600 vs Symphonium Audio Triton
- Sennheiser IE 600 vs JVC HA-FW1500
- Sennheiser IE 600 vs OpenAudio Mercury
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The Two Headphones In Full
Sennheiser IE 600: $699.95 B&H Photo Video $699.95 eBay
Same family: the Sennheiser IE 200 (lower-end model, ranked higher, rated 4.4/5) and the Sennheiser IE 900 (higher-end model, ranked lower, rated 3.1/5).
Pros: Sub-bass extends to 20 Hz with a slight 1.7 dB lift, and bass, low mids and upper mids all sit within about 1.3 dB of target, so the core of most music sounds full and natural. Air above 10 kHz is lifted about 5.6 dB, adding sparkle to cymbals and room sound. At 118 dB/V it is easy to drive from a phone, and it suits listeners who like a bassy or warm tilt.
Cons: In oratory1990’s measurement a 7.6 dB dip near 5.9 kHz and a presence band 5.5 dB under target take bite out of vocals and guitars, while a 4.7 dB peak near 9.7 kHz can sound sharp. The FiiO FD5 and iBasso IT04 both carry higher ratings for considerably less money.
Full Sennheiser IE 600 review and specifications →
| Released | Mar 2022 (4 years ago) |
|---|---|
| Back | Closed |
| Built-in Microphone | No |
| Connection | Wired |
| Deviation From Target | 2.46 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x 7mm dynamic |
| Form Factor | In-ear |
| Frequency Response | 4Hz - 46.5kHz (Manufacturer specified) |
| Harman Preference Score | 67 (measured by oratory1990, via AutoEQ) |
| Impedance | 18 ohms |
| Sensitivity | 118 dB SPL/V |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+2.3 dB at 30 Hz) |
| Tonal Tilt | -0.80 (negative is warmer, positive brighter) |
| Weight | 0 lbs (6 g) per earbud |
EQ preset to match the Harman target
Set a preamp of -5.3 dB, then add these filters in any parametric equalizer (Wavelet, Equalizer APO, Peace, or a player with parametric EQ). Calculated by AutoEQ from its measured frequency response.
| Filter | Frequency | Gain | Q |
|---|---|---|---|
| Low shelf | 105 Hz | -2.7 dB | 0.70 |
| Peak | 4,374 Hz | +5.0 dB | 1.28 |
| Peak | 196 Hz | -1.9 dB | 1.50 |
| Peak | 1,727 Hz | -2.8 dB | 1.16 |
| Peak | 798 Hz | +1.5 dB | 1.45 |
| High shelf | 10,000 Hz | -7.6 dB | 0.70 |
| Peak | 72 Hz | +1.4 dB | 1.93 |
| Peak | 5,857 Hz | +3.3 dB | 5.80 |
| Peak | 143 Hz | -0.7 dB | 3.18 |
| Peak | 4,796 Hz | -0.6 dB | 4.12 |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Sennheiser IE 600 vs JVC HA-FW1500
- Sennheiser IE 600 vs Symphonium Audio Triton
- Sennheiser IE 600 vs OpenAudio Mercury
- Sennheiser IE 600 vs HIFIMAN RE2000
- Sennheiser IE 600 vs Sennheiser IE 900
- Sennheiser IE 600 vs Sennheiser IE 4
- Sennheiser IE 600 vs Sennheiser IE 300
- Sennheiser IE 600 vs Sennheiser IE 200
Sennheiser IE 800 Discontinued eBay
Pros: Bass is lifted about 2.8 dB with extension to 20 Hz, giving kick drums and bass lines extra weight. Lower mids sit within about 0.6 dB of target, keeping voices and guitars natural. It uses 1 x 7mm dynamic with an easy 16 ohm load.
Cons: Discontinued, so it is mainly found used. Presence sits about 8.4 dB low with a 10.8 dB dip near 3.5 kHz, so vocals and instruments lose some bite. A 6.7 dB peak near 10.8 kHz can make cymbals and sibilance sound sharp. A Harman score of 44 places it in the lower part of the in-ear rankings.
Full Sennheiser IE 800 review and specifications →
| Released | 2012 (14 years ago) |
|---|---|
| Connection | Wired |
| Deviation From Target | 4.08 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x 7mm dynamic |
| Form Factor | In-ear |
| Frequency Response | 5Hz - 46.5kHz |
| Harman Preference Score | 44 (measured by oratory1990, via AutoEQ) |
| Impedance | 16 ohms |
| Sensitivity | 125 dB/Vrms |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+0.6 dB at 30 Hz) |
| Tonal Tilt | -1.44 (negative is warmer, positive brighter) |
| Weight | 0 lbs (8 g) |
EQ preset to match the Harman target
Set a preamp of -6.6 dB, then add these filters in any parametric equalizer (Wavelet, Equalizer APO, Peace, or a player with parametric EQ). Calculated by AutoEQ from its measured frequency response.
| Filter | Frequency | Gain | Q |
|---|---|---|---|
| Low shelf | 105 Hz | -3.4 dB | 0.70 |
| Peak | 3,961 Hz | +6.0 dB | 1.84 |
| Peak | 180 Hz | -4.8 dB | 0.63 |
| Peak | 2,501 Hz | +5.0 dB | 2.58 |
| Peak | 71 Hz | +1.4 dB | 0.98 |
| High shelf | 10,000 Hz | -9.4 dB | 0.70 |
| Peak | 1,259 Hz | -1.2 dB | 2.44 |
| Peak | 6,365 Hz | +3.3 dB | 5.68 |
| Peak | 10,000 Hz | -1.4 dB | 5.79 |
| Peak | 1,995 Hz | +0.8 dB | 3.83 |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons


