Poly - Plantronics Backbeat 505 vs. Sennheiser HD 400S

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Poly - Plantronics Backbeat 505 and Sennheiser HD 400S. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.

Headphones Specifications Comparison

Poly - Plantronics Backbeat 505 vs. Sennheiser HD 400S Comparison Chart
DESIGN AND DIMENSIONS Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Product Type Headphones - Bluetooth - wireless - 3.5 mm jack Headphones - wired - 3.5 mm jack
Series 500 Series -
Weight 155 g 217 g Poly - Plantronics Backbeat 505 are lighter than Poly - Plantronics Backbeat 505 headphones.
Colour Dark grey Black
Earpad Material Memory foam -
Recommended Use - Portable electronics
Bluetooth Range (Operating Distance) 10 m -
SOUND QUALITY Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Ear Cups Type - Closed
Foldable - Yes Sennheiser HD 400S can be folded.
Connectivity Technology Wireless Wired
Wireless Technology Bluetooth -
Bluetooth Version Bluetooth 4.1 -
Noise Isolating - Yes Sennheiser HD 400S are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Frequency Response - 18 - 20000 Hz
Total Harmonic Distortion (THD) - 0.5%
Impedance - 18 Ohm
Max Sound Pressure - 120 dB
Diaphragm 40 mm -
MICROPHONE Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Form Factor Built-in -
Type - On-cable
Frequency Response - 100 - 10000 Hz
REMOTE CONTROL Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Controls Volume, answer/end, play/pause, next/previous track Answer/end, play/pause, next/previous track
CABLE Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Cable Type - Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m
Cable Length - 1.4 m
Detachable Cable - Yes
BATTERY AND CHARGING Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Battery Type Headphone battery rechargeable -
Battery Life 18 hour(s) -
WIRELESS LINK Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Transmission Range 10 m -
CONNECTIONS Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Connector Type Headphones (mini-phone stereo 3.5 mm 4-pole) Headphones (mini-phone stereo 3.5 mm)
OTHERS Poly - Plantronics Backbeat 505 Sennheiser HD 400S
Service & Support - Limited warranty - 2 years
Other projects: