Sennheiser HD 800 S vs. Poly Voyager Focus B825

Headphones Comparison, Reviews and Tests

In depth comparison and review of Sennheiser HD 800 S and Poly Voyager Focus B825. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.

Headphones Specifications Comparison

Sennheiser HD 800 S vs. Poly Voyager Focus B825 Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 800 S Poly Voyager Focus B825
Product Type Headphones - wired Headset - Bluetooth - wireless - USB-A via Bluetooth adapter
Height - 7 cm
Width - 18.3 cm
Depth - 16 cm
Weight 330 g 155 g Poly Voyager Focus B825 are lighter than Sennheiser HD 800 S headphones.
Colour Black Black
Headband Material Metal, plastic -
Recommended Use - Portable electronics, computer
Bluetooth Range (Operating Distance) - 30 m
SOUND QUALITY Sennheiser HD 800 S Poly Voyager Focus B825
Headphones Form Factor Full size On-ear
Headphones Technology Dynamic -
Ear Cups Type Open -
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 4.1
Active Noise Cancelling - Yes Poly Voyager Focus B825 are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard DIGITAL
Sound Output Mode Stereo Stereo
Frequency Response 4 - 51000 Hz 20 - 20000 Hz Sennheiser HD 800 S offer a larger frequency range than Poly Voyager Focus B825.
Total Harmonic Distortion (THD) 0.02% -
Impedance 300 Ohm -
Diaphragm - 32 mm
Simultaneously Connectable Devices Qty (Multipoint) - 8 Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously.
Features - Smart Sensor Technology
MICROPHONE Sennheiser HD 800 S Poly Voyager Focus B825
Type - Boom
Microphone Operation Mode - MEMS-directional
Frequency Response - 100 - 6700 Hz
Microphones Included - 3
REMOTE CONTROL Sennheiser HD 800 S Poly Voyager Focus B825
Controls - Volume, answer/end, microphone on/mute, play/pause
CABLE Sennheiser HD 800 S Poly Voyager Focus B825
Cable Type Headphones cable - 3 m
Audio cable
Micro-USB charging cable
BATTERY AND CHARGING Sennheiser HD 800 S Poly Voyager Focus B825
Battery Type - Headset battery rechargeable
Battery Capacity - 325 mAh
Battery Life - 15 hour(s)
Battery Life Details - Continuous playback (AAC, active noise-cancelling on): up to 12 hours
Continuous talk (active noise-cancelling off): up to 12 hours
Continuous talk (active noise-cancelling on): up to 10 hours
Continuous playback (active noise-cancelling off): up to 15 hours
Charging Time - 2 hour(s)
CONNECTIONS Sennheiser HD 800 S Poly Voyager Focus B825
Connector Type Headphones (phone stereo 6.3 mm) -
OTHERS Sennheiser HD 800 S Poly Voyager Focus B825
Included Accessories USB flash drive, microfibre cleaning cloth Travel pouch, BT700 Bluetooth USB adapter
Software Certification - Certified for Skype for Business
TAA Compliant - Yes
Service & Support Limited warranty - 2 years -
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