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- Table of Contents
- Top
- Main Differences
- Design
- Sound
- Isolation
- Microphone
- Active Features
- Connectivity
- Comments
Superlux HD 681 vs Superlux HD 681 EVO
Side-by-Side Comparison
Products
Superlux HD 681
Superlux HD 681 EVO
Tested using Methodology v1.8
Updated Dec 09, 2024 07:16 PM
SEE PRICE
Amazon.comTested using Methodology v1.3.1
Updated Jun 23, 2023 07:58 PM
SEE PRICE
Amazon.com
TypeOver-ear
Noise CancellingNo
EnclosureSemi-Open
WirelessNo
TransducerDynamic
MicNo
TypeOver-ear
Noise CancellingNo
EnclosureSemi-Open
WirelessNo
TransducerDynamic
MicNo
Variants
- HD 681
- HD 681 EVO (Black)
- HD 681 EVO (White)
Our Verdict
Superlux HD 681
Superlux HD 681 EVO
While the Superlux HD 681 and the Superlux HD 681 EVO are similarly performing headphones, the HD 681 are better for neutral sound. They have a more balanced sound and a more natural passive soundstage. However, the HD 681 EVO have slightly better build quality and are a bit more stable on your head.
Notice: Two or more of the products selected have been tested with different test methodologies, so some of the results below aren't directly comparable. Learn how our test benches and scoring system work, and read more about the latest changes to our headphones test methodology.
Main Differences for
Threshold
Mixed Usage
5.7
Full Comparison
Design
Style
Design Picture 2
Type
Over-ear
Over-ear
Enclosure
Semi-Open
Semi-Open
Wireless
No
No
Transducer
Dynamic
Dynamic
Comfort
7.5
7.5
Comfort Picture
Weight
0.5 lbs
0.61 lbs
Clamping Force
0.9 lbs
1.2 lbs
Controls
0.0
0.0
Controls Picture
OS Compatibility
No Controls
Not OS specific
Ease Of Use
No Controls
N/A
Feedback
No Controls
N/A
Call/Music Control
No
No
Volume Control
No
No
Microphone Control
No
N/A
Channel Mixing
No
N/A
Noise Cancelling Control
No
N/A
Talk-Through
No
N/A
Additional Controls
No
N/A
Breathability
6.8
6.7
Breathability After Picture
Avg.Temp.Difference
4.8 °C
5.2 °C
Portability
5.4
5.5
Portability Picture
L
8.0" (20.3 cm)
7.5"
W
7.2" (18.3 cm)
7.2"
H
3.5" (8.9 cm)
3.5"
Volume
201.00 in³ (3,293.79 cm³)
189 in³
Transmitter Required
No
N/A
Case
5.5
5.5
Case Picture
Type
No case
Pouch
L
N/A
N/A
W
N/A
N/A
H
N/A
N/A
Volume
N/A
N/A
Build Quality
5.5
6.0
Build Quality Picture
Stability
6.0
6.5
Stability Picture
Headshots 1
Angled Picture
Side Picture
Headshots 2
Front Picture
Rear Picture
Top
Top Picture
In The Box
In The Box Picture
Sound
Sound Profile
Frequency Response
Sound Profile
Normalization Frequency
1,500 Hz
Bass Amount
-4.2 dB
1.64 dB
Treble Amount
1.6 dB
0.42 dB
Frequency Response Consistency
7.8
7.3
Consistency L
Consistency R
Avg. Std. Deviation
0.44 dB
0.54 dB
Raw Frequency Response
Raw FR L
Raw FR L
Raw FR R
Raw FR R
Bass Profile: Target Compliance
7.4
8.5
Bass Profile: Target Compliance
RMS Deviation From Target
5.5 dB
2.2 dB
Low-Frequency Extension
27.29 Hz
10 Hz
Low Bass
-7.23 dB
2.94 dB
Mid Bass
-2.34 dB
2.55 dB
High Bass
-1.53 dB
0.35 dB
Mid-Range Profile: Target Compliance
9.1
8.4
Mid-Range Profile: Target Compliance
RMS Deviation From Target
1.01 dB
2.19 dB
Low Mid
-1.12 dB
-1.76 dB
Mid-Mid
-0.96 dB
-2.3 dB
High Mid
0.38 dB
-1.33 dB
Treble Profile: Target Compliance
6.9
7.8
Treble Profile: Target Compliance
Treble
RMS Deviation From Target
3.39 dB
3.66 dB
Low Treble
-0.24 dB
-1.71 dB
Mid Treble
4.05 dB
0.5 dB
High Treble
-1.81 dB
-0.45 dB
Peaks/Dips
7.7
7.1
Peaks/Dips Graph
Peaks/Dips Graph
Peaks
1.1 dB
1.91 dB
Dips
2.39 dB
1.5 dB
Imaging
8.1
8.9
Phase Response
Phase Response Mismatch
Weighted Group Delay
0.26
0.27
Weighted Phase Mismatch
12.02
3.58
Weighted Amplitude Mismatch
0.76
0.35
Weighted Frequency Mismatch
1.71
1.5
Passive Soundstage
7.8
6.7
PRTF Accuracy (Std. Dev.)
1.58 dB
4.2 dB
PRTF Size (Avg.)
6.36 dB
4.53 dB
PRTF Distance
11.68 dB
8.46 dB
Openness
9.2
7.0
Acoustic Space Excitation
6.7
7.5
Virtual Soundstage
0.0
Virtual Soundstage
Head Modeling
No
Speaker Modeling
No
Room Ambience
No
Head Tracking
No
Virtual Surround
No App
Weighted Harmonic Distortion
7.6
7.6
Weighted Harmonic Distortion
WHD @ 90
0.145
0.166
WHD @ 100
0.313
0.198
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
Default
Microphone
No Microphone
Isolation
Noise Isolation - Full Range
2.6
3.2
Noise Isolation - Full Range Graph
Noise Cancelling
No
No
Overall Attenuation
-5.95 dB
-8.72 dB
Isolation Audio
Bass
0.18 dB
-0.18 dB
Mid
-0.14 dB
-1.93 dB
Treble
-19.85 dB
-23.91 dB
Noise Isolation - Common Scenarios
2.8
Noise Isolation - Common Scenarios Graph
Airplane Noise Attenuation
-5.04 dB
Airplane Noise Isolation Audio
Office Noise Attenuation
-5.31 dB
Office Noise Isolation Audio
Street Noise Attenuation
-5.59 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
4.3
3.5
Leakage Audio
Overall Leakage @ 1ft
52.9 dB
56.05 dB
Microphone
Microphone Style
Integrated
No
N/A
In-Line
No
N/A
Boom
No
N/A
Detachable Boom
No
N/A
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
No Battery
N/A
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
No
N/A
Audio While Charging
No
N/A
Passive Playback
Passive Headphone
N/A
Charging Port
None
N/A
App Support
0.0
0.0
App Picture
App Name
No App
N/A
iOS
No
N/A
Android
No
N/A
macOS
No
N/A
Windows
No
N/A
Equalizer
No
N/A
ANC Control
No
N/A
Mic Control
No
N/A
Room Effects
No
N/A
Playback Control
No
N/A
Button Mapping
No
N/A
Surround Sound
N/A
Surround Support
No
Connectivity
Wired Connection
9.1
9.0
Cable Picture
Analog Audio
Yes
Yes
USB Audio
No
No
Detachable
No
Length
8.00 ft (2.44 m)
8.4 ft
Connector
1/8" TRS
1/8" TRS
Latency - Analog
0.2 ms
Latency - USB
N/A
Recorded Latency
Recorded Latency Connection
Analog
Wired Latency
0 ms
Bluetooth Connection
0.0
0.0
Bluetooth Version
No Bluetooth
N/A
Multi-Device Pairing
No
N/A
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
No Base/Dock
N/A
USB Input
No
N/A
Line In
No
N/A
Line Out
No
N/A
Optical Input
No
N/A
RCA Input
No
N/A
Dock Charging
No
N/A
Power Supply
No Base/Dock
N/A
PC / PS4 Compatibility
PC / PS4 Analog
Audio Only
Audio Only
PC / PS4 Wired USB
No
No
PC / PS4 Non-BT Wireless
No
No
Superlux HD 681
Superlux HD 681 EVO
Comments
Superlux HD 681 vs Superlux HD 681 EVO: Main Discussion
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