Products
Etymotic ER4XR
7HZ Timeless
Tested using Methodology v1.3.1
Updated Feb 21, 2022 03:01 PM
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Tested using Methodology v2.0
Updated Jul 18, 2025 06:30 PM
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TypeIn-ear
Noise CancellingNo
EnclosureClosed-Back
WirelessNo
TransducerBalanced Armature
MicNo
TypeIn-ear
Noise CancellingNo
EnclosureClosed-Back
Bass Amount
Slightly Emphasized (2 dB)
WirelessNo
TransducerPlanar Magnetic
Treble Amount
Slightly Underemphasized (-2 dB)
MicNo
Sound Signature
Warm
Our Verdict
Etymotic ER4XR
7HZ Timeless
The 7HZ Timeless are better IEMs than the Etymotic ER4XR. The 7HZ are planar-magnetic headphones that are more comfortable. However, the Etymotic are better built and can block out more background noise.
Variants
- ER4XR
- Timeless (Black)
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Standard
ER4XR
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Timeless
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ER4XR
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Timeless
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ER4XR
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Timeless
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Main Differences for
Mixed Usage
Mixed Usage
Threshold
Mixed Usage
6.6
Full Comparison
Sound
Sound Profile
Frequency Response
Sound Profile
Normalization Frequency
900 Hz
Bass Amount
Slightly Emphasized (2 dB)
Bass Amount
-5.29 dB
Treble Amount
-2.82 dB
Treble Amount
Slightly Underemphasized (-2 dB)
Sound Signature
Warm
Frequency Response Consistency
9.7
7.9
Consistency L
Consistency R
Std. Deviation
0.07 dB
0.88 dB
Raw Frequency Response
Raw FR L
Raw FR L
Raw FR R
Raw FR R
Bass Profile: Target Compliance
7.3
9.3
Bass
Bass Profile: Target Compliance
RMS Deviation From Target
3.35 dB
2.5 dB
Low-Frequency Extension
84.76 Hz
20 Hz
Low Bass
-5.48 dB
2.68 dB
Mid Bass
-2.81 dB
2.16 dB
High Bass
2.04 dB
2.5 dB
Mid-Range Profile: Target Compliance
7.5
9.2
Mid
Mid-Range Profile: Target Compliance
RMS Deviation From Target
3.33 dB
1.26 dB
Low Mid
2.92 dB
-0.25 dB
Mid-Mid
1.61 dB
-0.69 dB
High Mid
4.48 dB
1.69 dB
Treble Profile: Target Compliance
7.2
9.0
Treble Profile: Target Compliance
Treble
RMS Deviation From Target
4.19 dB
2.46 dB
Low Treble
4.62 dB
-1.64 dB
Mid Treble
-0.7 dB
-1.79 dB
High Treble
-4.99 dB
-3.48 dB
Peaks/Dips
7.4
7.7
Peaks/Dips Graph
Peaks/Dips Graph
Peaks
1.63 dB
1.06 dB
Dips
1.43 dB
2.58 dB
Stereo Mismatch
7.4
Frequency Response Mismatch
Phase Response Mismatch
Weighted Amplitude Mismatch
0.59
0.53 dB
Weighted Frequency Response Mismatch
1.39
1.60 dB
Weighted Phase Mismatch
1.31
1.5°
Cumulative Spectral Decay
CSD
PRTF
0.1
0.0
PRTF
PRTF Accuracy (RMS Deviation)
N/A
N/A
PRTF Size (Avg.)
N/A
N/A
PRTF Distance
N/A
N/A
Openness
0.3
Acoustic Space Excitation
0
Harmonic Distortion
9.0
Harmonics Levels
THD Ratio
WHD @ 94 dB SPL
0.271
0.10%
WHD @ 104 dB SPL
0.225
0.21%
Virtual Soundstage
0.0
Virtual Soundstage
Head Modeling
No
Speaker Modeling
No
Room Ambience
No
Head Tracking
No
Virtual Surround
No App
Test Settings
Firmware
No Firmware
Power
Passive
Connection
Wired
Codec
PCM, 24-bit, 48kHz
Test Instrument
Audio Precision APx517B
EQ
No EQ
ANC
No ANC
Tip/Pad
Silicone (medium)
Microphone
No Microphone
Imaging
9.1
Group Delay
Phase Response
Weighted Group Delay
0.06
Weighted Amplitude Mismatch
0.59
0.53 dB
Weighted Frequency Mismatch
1.39
1.60 dB
Weighted Phase Mismatch
1.31
1.5°
Weighted Harmonic Distortion
7.4
Weighted Harmonic Distortion
WHD @ 90
0.271
0.10%
WHD @ 100
0.225
0.21%
Design
Style
Design Picture 2
Type
In-ear
In-ear
Enclosure
Closed-Back
Closed-Back
Wireless
No
No
Transducer
Balanced Armature
Planar Magnetic
Comfort
6.5
7.0
Comfort Picture
Weight
0.04 lbs
0.07 lbs
Clamping Force
0 lbs
0 lbs
Controls
0.0
0.0
Controls Picture
OS Compatibility
Not OS specific
No Controls
Ease Of Use
N/A
No Controls
Feedback
N/A
No Controls
Call/Music Control
No
No
Volume Control
No
No
Microphone Control
N/A
No
Channel Mixing
N/A
No
Noise Cancelling Control
N/A
No
Talk-Through
N/A
No
Additional Controls
N/A
No
Breathability
9.2
Breathability After Picture
Avg.Temp.Difference
0.8 °C
Portability
8.9
9.1
Portability Picture
L
2.1"
2.2" (5.5 cm)
W
2.4"
1.7" (4.3 cm)
H
0.9"
1.0" (2.6 cm)
Volume
4.4 in³
3.75 in³ (61.50 cm³)
Transmitter Required
N/A
No
Case
7.5
7.5
Case Picture
Type
Hard case
Hard case
L
5.4"
3.1" (8.0 cm)
W
3.6"
2.4" (6.0 cm)
H
1.9"
1.5" (3.8 cm)
Volume
68 in³
11.13 in³ (182.40 cm³)
Build Quality
8.0
7.5
Build Quality Picture
Stability
8.0
8.0
Stability Picture
Headshots 1
Angled Picture
Side Picture
Headshots 2
Front Picture
Rear Picture
Top
Top Picture
In The Box
In The Box Picture
Isolation
Noise Isolation - Full Range
9.7
5.5
Noise Isolation - Full Range Graph
Noise Cancelling
No
No
Overall Attenuation
-32.83 dB
-13.57 dB
Isolation Audio
Bass
-21.55 dB
-1.19 dB
Mid
-28.93 dB
-15.60 dB
Treble
-48.55 dB
-26.37 dB
Noise Isolation - Common Scenarios
4.8
Noise Isolation - Common Scenarios Graph
Airplane Noise Attenuation
-10.93 dB
Airplane Noise Isolation Audio
Office Noise Attenuation
-11.33 dB
Office Noise Isolation Audio
Street Noise Attenuation
-12.63 dB
Street Noise Isolation Audio
Noise Isolation - Voice Handling
Female Voice 1
Male Voice 1
Female Voice 2
Male Voice 2
ANC Wind Handling
ANC Wind Handling Graph
ANC Wind Noise
N/A
Leakage
10
8.6
Leakage
Leakage Audio
Overall Leakage @ 1ft
20.47 dB
29.57 dB
Microphone
Microphone Style
Integrated
No
No
In-Line
No
No
Boom
No
No
Detachable Boom
N/A
No
Mic
No
No
Recording Quality
0.0
0.0
Microphone Frequency Response
Recorded Speech
N/A
N/A
LFE
N/A
N/A
FR Std. Dev.
N/A
N/A
HFE
N/A
N/A
Weighted THD
N/A
N/A
Gain
N/A
N/A
Noise Handling
0.0
0.0
SpNR
SpNR
N/A
N/A
Noise Gate
No
Speech + Pink Noise Handling
N/A
Speech + Pink Noise Audio Sample
N/A
N/A
Speech + Subway Noise Handling
N/A
Speech + Subway Noise Audio Sample
N/A
N/A
Active Features
Battery
0.0
0.0
Battery Type
N/A
No Battery
Continuous Battery Life
N/A
N/A
Additional Charges
N/A
N/A
Total Battery Life
N/A
N/A
Charge Time
N/A
N/A
Power-Saving Feature
N/A
No
Audio While Charging
N/A
No
Passive Playback
N/A
Passive Headphone
Charging Port
N/A
None
App Support
0.0
0.0
App Picture
App Name
N/A
No App
iOS
N/A
No
Android
N/A
No
macOS
N/A
No
Windows
N/A
No
Equalizer
N/A
No
ANC Control
N/A
No
Mic Control
N/A
No
Room Effects
N/A
No
Playback Control
N/A
No
Button Mapping
N/A
No
Surround Sound
N/A
Surround Support
No
Connectivity
Wired Connection
9.5
10
Cable Picture
Analog Audio
Yes
Yes
USB Audio
No
No
Detachable
Yes
Yes
Length
5 ft
4.17 ft (1.27 m)
Connector
1/8" TRS
1/8" TRS
Latency - Analog
0.1 ms
Latency - USB
N/A
Recorded Latency
Recorded Latency Connection
Analog
Wired Latency
0 ms
Bluetooth Connection
0.0
0.0
Bluetooth Version
N/A
No Bluetooth
Multi-Device Pairing
N/A
No
NFC Pairing
N/A
Quick Pair (Android)
No
Quick Pair (iOS)
No
Line Of Sight Range
N/A
N/A
Latency - SBC
N/A
N/A
Latency - aptX
N/A
N/A
Latency - aptX Adaptive (High Quality)
N/A
Latency - aptX Adaptive (Low Latency)
N/A
Latency - LDAC
N/A
Recorded Latency
N/A
Recorded Latency Codec
No Bluetooth Audio
AAC Support
No
aptX(LL) Latency
N/A
Wireless Connection (Dongle)
0.0
0.0
Line Of Sight Range
N/A
N/A
Latency - Dongle
N/A
N/A
Recorded Latency
N/A
PC Compatibility
Analog
Audio Only
Wired USB
No
Non-BT Wireless
No
PlayStation Compatibility
PS4 Analog
Audio Only
Audio Only
PS4 Wired USB
No
No
PS4 Non-BT Wireless
No
No
PS5 Analog
Audio Only
PS5 Wired USB
No
PS5 Non-BT Wireless
No
Xbox Compatibility
Xbox One Analog
Audio Only
Audio Only
Xbox One Wired USB
No
No
Xbox One Non-BT Wireless
No
No
Xbox Series X|S Analog
Audio Only
Xbox Series X|S Wired USB
No
Xbox Series X|S Non-BT Wireless
No
Base/Dock
0.0
0.0
Type
N/A
No Base/Dock
USB Input
N/A
No
Line In
N/A
No
Line Out
N/A
No
Optical Input
N/A
No
RCA Input
N/A
No
Dock Charging
N/A
No
Power Supply
N/A
No Base/Dock
PC / PS4 Compatibility
PC / PS4 Analog
Audio Only
Audio Only
PC / PS4 Wired USB
No
No
PC / PS4 Non-BT Wireless
No
No
Check Price
Standard
ER4XR
SEE PRICE
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Black
Timeless
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Standard
ER4XR
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Walmart.com
Black
Timeless
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Standard
ER4XR
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B&H
Black
Timeless
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Standard
ER4XR
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Black
Timeless
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Etymotic ER4XR
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Etymotic ER4XR vs 7HZ Timeless: Main Discussion
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