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- Table of Contents
- Top
- Main Differences
- Design
- Sound
- Isolation
- Microphone
- Active Features
- Connectivity
- Comments
Sony MDR-7506 vs Sony MDR-7520
Side-by-Side Comparison
Products
Sony MDR-7506
Sony MDR-7520
Tested using Methodology v1.6
Updated Apr 08, 2025 06:10 AM
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Amazon.comTested using Methodology v1.3.1
Updated Aug 07, 2021 12:25 AM
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TypeOver-ear
EnclosureClosed-Back
WirelessNo
TransducerDynamic
Noise CancellingNo
MicNo
TypeOver-ear
EnclosureClosed-Back
WirelessNo
TransducerDynamic
Noise CancellingNo
MicNo
Variants
- MDR-7506 (Black)
- MDR-7520 (Black)
Our Verdict
Sony MDR-7506
Sony MDR-7520
The Sony MDR-7506 are slightly better critical listening headphones than the Sony MDR-7520. The MDR-7506 offer a better value thanks to their mid-to-budget price range. They also have a more comfortable fit than the MDR-7520 and they sound better overall with more bass. On the other hand, the MDR-7520 are a much better build headphone. They have more premium look and design and feel a lot more durable than the MDR-7506. They also come with a detachable cable which further increases their durability compared to the MDR-7506.
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Black
MDR-7506
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MDR-7520
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Amazon.comBlack
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7506
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MDR-7520
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MDR-7520
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MDR-7520
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MDR-7520
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MDR-7520
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Amazon.comMain Differences forMixed Usage
Mixed Usage
Threshold
Mixed Usage
5.8
Full Comparison
Design
Style
Design Picture 2
Type
Over-ear
Over-ear
Enclosure
Closed-Back
Closed-Back
Wireless
No
No
Transducer
Dynamic
Dynamic
Comfort
7.0
7.0
Comfort Picture
Weight
0.46 lbs
0.6 lbs
Clamping Force
0.85 lbs
1 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
6.6
6.4
Breathability After Picture
Avg.Temp.Difference
5.3 °C
6.1 °C
Portability
6.2
5.9
Portability Picture
L
5.0" (12.7 cm)
7"
W
5.7" (14.5 cm)
5"
H
2.9" (7.4 cm)
3.2"
Volume
82.00 in³ (1,343.73 cm³)
112 in³
Transmitter Required
No
N/A
Case
0.0
6.5
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
7.0
8.0
Build Quality Picture
Stability
5.5
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
Frequency Response
Bass Amount
1.18 dB
-0.17 dB
Treble Amount
-1.24 dB
-0.88 dB
Frequency Response Consistency
7.5
6.2
Consistency L
Consistency R
Avg. Std. Deviation
0.51 dB
0.85 dB
Raw Frequency Response
Raw FR L
Raw FR L
Raw FR R
Raw FR R
Bass Accuracy
8.3
8.2
Std. Err.
2.43 dB
2.49 dB
Low-Frequency Extension
12.42 Hz
21.19 Hz
Low-Bass
2.56 dB
-0.23 dB
Mid-Bass
2.97 dB
3.28 dB
High-Bass
1.01 dB
2.53 dB
Mid Accuracy
9.3
8.6
Std. Err.
0.94 dB
1.91 dB
Low-Mid
-0.52 dB
-1.82 dB
Mid-Mid
-0.63 dB
-1.3 dB
High-Mid
0.27 dB
-0.05 dB
Treble Accuracy
7.9
5.3
Treble
Treble
Std. Err.
3.2 dB
5.62 dB
Low-Treble
2.46 dB
-0.53 dB
Mid-Treble
0.11 dB
0.73 dB
High-Treble
-11.64 dB
-2.39 dB
Peaks/Dips
7.5
5.8
Peaks/Dips Graph
Peaks/Dips Graph
Peaks
1.68 dB
2.88 dB
Dips
0.93 dB
2.18 dB
Imaging
8.7
7.6
Phase Response
Phase Response Mismatch
Weighted Group Delay
0.28
0.33
Weighted Phase Mismatch
4.88
19.4
Weighted Amplitude Mismatch
0.61
0.39
Weighted Frequency Mismatch
1.51
2.75
Passive Soundstage
4.8
5.9
PRTF Accuracy (Std. Dev.)
2.87 dB
2.52 dB
PRTF Size (Avg.)
1.72 dB
5.36 dB
PRTF Distance
9.66 dB
9.73 dB
Openness
5.8
4.1
Acoustic Space Excitation
3.0
3.7
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
7.5
Weighted Harmonic Distortion
WHD @ 90
0.158
0.239
WHD @ 100
0.245
0.212
Test Settings
Firmware
No Firmware
Power
Passive
Connection
Wired
Codec
PCM, 24-bit, 48kHz
EQ
No EQ
ANC
No ANC
Tip/Pad
Default
Microphone
No Microphone
Isolation
Noise Isolation
4.1
5.7
Noise Isolation
Isolation Audio
Overall Attenuation
-11.75 dB
-14.68 dB
Noise Cancelling
No
No
Bass
0.53 dB
0.55 dB
Mid
-7.14 dB
-13.6 dB
Treble
-29.17 dB
-32.33 dB
Leakage
7.4
7.1
Leakage Audio
Overall Leakage @ 1ft
37.13 dB
39.29 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
9.5
Cable Picture
Analog Audio
Yes
Yes
USB Audio
No
No
Detachable
No
Yes
Length
4.17 ft (1.27 m)
4.6 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
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Black
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7506
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7520
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Amazon.comBlack
MDR-7520
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Amazon.com
Sony MDR-7506
Sony MDR-7520
Comments
Sony MDR-7506 vs Sony MDR-7520: Main Discussion
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