Sennheiser HD 4.40 BT Wireless
vs
Audio-Technica ATH-M40x

Sennheiser HD 4.40 BT Wireless
Audio-Technica ATH-M40x
HD 4.40 BT Wireless ATH-M40x Difference
Model Sennheiser HD 4.40 BT Wireless Audio-Technica ATH-M40x
Travel-Friendly / Outside Noise Isolation 3.3 / 5.0 2.8 / 5.0 0.55 (17%)
Critical Listening / Sound Quality 3.6 / 5.0 3.8 / 5.0 0.25 (7%)
Gaming Quality 3.1 / 5.0 2.9 / 5.0 0.2 (7%)
Office Environment Sound Isolation 3.4 / 5.0 3.0 / 5.0 0.45 (13%)
Comfort and Stability while doing Sports 3.4 / 5.0 2.9 / 5.0 0.5 (15%)
Watching TV Sound Experience 3.1 / 5.0 3.0 / 5.0 0.1 (3%)
Price $ 94.0 $ 99.0 5 (5%)
Year 2014 2014 0 (0%)
Microphone Yes No
Wireless Yes No
Battery Life 7.0 Hours 0.0 Hours 7 (100%)
Ear Breathability 3.3 / 5.0 3.1 / 5.0 0.2 (6%)
Comfort 3.5 / 5.0 3.8 / 5.0 0.25 (7%)
Controls 3.3 / 5.0 0.0 / 5.0 3.25 (100%)
Noise Handling 3.5 / 5.0 0.0 / 5.0 3.45 (100%)
Microphone Quality 2.6 / 5.0 0.0 / 5.0 2.6 (100%)

Sennheiser HD 4.40 BT Wireless

In terms of sound quality, the Sennheiser HD 4.40 BT Wireless is one of the best sounding headsets with very clear and crisp sound. The Sennheiser HD 4.40 BT Wireless has excellent noise cancelling capability. The wireless support in Sennheiser HD 4.40 BT Wireless is very convenient. The Sennheiser HD 4.40 BT Wireless suffers in terms of outside noise isolation and is not convenient for travel and commution in loud environments. For the sports and fitness enthusiasts,the Sennheiser HD 4.40 BT Wireless is not recommended as it lacks in comfort and stability while doing sports. For gaming, the Sennheiser HD 4.40 BT Wireless is not up to par with other similar headsets. The Sennheiser HD 4.40 BT Wireless is not suitable for those who want the best convenience and sound experience while watching tv. Sound leakage is worse that other competitors. In terms of recording quality and voice chat usage, the Sennheiser HD 4.40 BT Wireless performs reasonably well against the competition.

Audio-Technica ATH-M40x

In terms of sound quality, the Audio-Technica ATH-M40x is one of the best sounding headsets with very clear and crisp sound. For the sports and fitness enthusiasts,the Audio-Technica ATH-M40x is not recommended as it lacks in comfort and stability while doing sports. The Audio-Technica ATH-M40x is not suitable for those who want the best convenience and sound experience while watching tv. In terms of recording quality and voice chat usage, the Audio-Technica ATH-M40x performs reasonably well against the competition. In terms of noise cancelling, the Audio-Technica ATH-M40x has underwhelming sound performance and below average noise handling. The Audio-Technica ATH-M40x suffers in terms of outside noise isolation and is not convenient for travel and commution in loud environments. Sound leakage is worse that other competitors. For gaming, the Audio-Technica ATH-M40x is not up to par with other similar headsets.

Sennheiser HD 4.40 BT Wireless vs Audio-Technica ATH-M40x Specifications Comparison

Base/Dock

HD 4.40 BT Wireless ATH-M40x
Dock ChargingN/AN/A
Line InN/AN/A
Line OutN/AN/A
Optical InputN/AN/A
PC CompatibleN/AN/A
PS4 CompatibleN/AN/A
Power SupplyN/AN/A
RCA InputN/AN/A
TypeN/AN/A
USB InputN/AN/A
Xbox One CompatibleN/AN/A

Bass

HD 4.40 BT Wireless ATH-M40x
High-Bass-1.31 dB2.37 dB
Low-Bass3.73 dB-0.13 dB
Low-Frequency Extension10 Hz20.89 Hz
Mid-Bass2.38 dB1.66 dB
Std. Err.2.66 dB1.88 dB

Battery

HD 4.40 BT Wireless ATH-M40x
Audio while chargingNoN/A
Battery Life28.9 hrsN/A
Battery TypeRechargableN/A
Charge Time2.4 hrsN/A
Passive PlaybackYesN/A
Power Saving FeatureNoN/A

Bluetooth

HD 4.40 BT Wireless ATH-M40x
Bluetooth Version4.0N/A
Multi-Device PairingNoN/A
NFC PairingYesN/A

Breathability

HD 4.40 BT Wireless ATH-M40x
Avg.Temp.Difference5.1 C6.5 C

Cable

HD 4.40 BT Wireless ATH-M40x
Connection1/8" TRS1/8" TRS
DetachableYesYes
Length4.8 ft10.11 ft

Case

HD 4.40 BT Wireless ATH-M40x
HN/AN/A
LN/AN/A
TypePouchPouch
VolumeN/AN/A
WN/AN/A

Comfort

HD 4.40 BT Wireless ATH-M40x
Clamping Force0.9 lbs1.1 lbs
Weight0.5 lbs0.55 lbs

Controls

HD 4.40 BT Wireless ATH-M40x
Additional ButtonsN/AN/A
Call/Music ControlYesNo
Channel MixingN/AN/A
Ease of useOkayN/A
FeedbackMediocreN/A
Microphone ControlNoN/A
Noise Canceling ControlN/AN/A
Talk-ThroughNoN/A
Volume ControlYesNo

Frequency Response Consistency

HD 4.40 BT Wireless ATH-M40x
Avg. Std. Deviation0.81 dB0.62 dB

Latency

HD 4.40 BT Wireless ATH-M40x
Default Latency116 ms0 ms
aptX Latency109 msN/A
aptX(LL) LatencyN/AN/A

Leakage

HD 4.40 BT Wireless ATH-M40x
Overall Leakage @ 1ft34.66 dB43.12 dB

Mid

HD 4.40 BT Wireless ATH-M40x
High-Mid1.9 dB0.26 dB
Low-Mid-0.52 dB-2.41 dB
Mid-Mid1.37 dB-1.98 dB
Std. Err.1.78 dB1.93 dB

Noise Handling

HD 4.40 BT Wireless ATH-M40x
SpNR19.99 dBN/A

Noise Isolation

HD 4.40 BT Wireless ATH-M40x
Bass0.18 dB-0.09 dB
Mid-10.23 dB-9.09 dB
Overall Attenuation-13.55 dB-11.21 dB
Self-Noise21.91 dB0 dB
Treble-31.46 dB-25.22 dB

Portability

HD 4.40 BT Wireless ATH-M40x
H1.8 "3.54 "
L7.1 "5.12 "
Transmitter requiredNoN/A
Volume58 Cu. Inches111.2 Cu. Inches
W4.5 "6.50 "

Recording Quality

HD 4.40 BT Wireless ATH-M40x
FR Std. Dev.5.32 dBN/A
Gain38.09 dBN/A
HFE3272.31 HzN/A
LFE306.43 HzN/A
Weighted THD68.448N/A

Soundstage

HD 4.40 BT Wireless ATH-M40x
Correlated Crosstalk0.0 dB-0.4 dB
PRTF Accuracy (Std. Dev.)3.58 dB1.56 dB
PRTF Distance15.3 dB7.21 dB
PRTF Size (Avg.)1.09 dB4.72 dB

Total Harmonic Distortion

HD 4.40 BT Wireless ATH-M40x
Weighted THD @ 1004.22215.783
Weighted THD @ 905.8252.942

Treble

HD 4.40 BT Wireless ATH-M40x
High-Treble-2.86 dB1.94 dB
Low-Treble-3.19 dB-0.98 dB
Mid-Treble-2.66 dB-0.42 dB
Std. Err.4.92 dB2.92 dB

Wired

HD 4.40 BT Wireless ATH-M40x
Analog AudioYesYes
OS CompatibilityNot OS specificNot OS specific
PC CompatibleAudio OnlyAudio Only
PS4 CompatibleAudio OnlyAudio Only
USB AudioNoNo
Xbox One CompatibleAudio OnlyAudio Only

Wireless Range

HD 4.40 BT Wireless ATH-M40x
Line of Sight Range284 ftN/A
Obstructed Range52 ftN/A

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