JBL TUNE 520BT vs. Poly Voyager Focus B825

Headphones Comparison, Reviews and Tests

In depth comparison and review of JBL TUNE 520BT 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

JBL TUNE 520BT vs. Poly Voyager Focus B825 Comparison Chart
DESIGN AND DIMENSIONS JBL TUNE 520BT Poly Voyager Focus B825
Product Type Headphones - Bluetooth - wireless Headset - Bluetooth - wireless - USB-A via Bluetooth adapter
Height - 7 cm
Width - 18.3 cm
Depth - 16 cm
Weight 157 g 155 g Poly Voyager Focus B825 are lighter than JBL TUNE 520BT headphones.
Colour Black | Purple | White | Blue Black
Recommended Use Portable electronics Portable electronics, computer
Bluetooth Range (Operating Distance) - 30 m
SOUND QUALITY JBL TUNE 520BT Poly Voyager Focus B825
Headphones Form Factor On-ear On-ear
Headphones Technology Dynamic -
Adjustable Headband Yes -
Foldable Yes - JBL TUNE 520BT can be folded.
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 5.3 Bluetooth 4.1 JBL TUNE 520BT have a more advanced version of Bluetooth than Poly Voyager Focus B825.
Bluetooth Profiles Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
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
Sound Effects Pure Bass -
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Sensitivity 102 dB -
Impedance 30 Ohm -
Max Sound Pressure 95 dB -
Diaphragm 33 mm 32 mm JBL TUNE 520BT have a thicker diaphragm than Poly Voyager Focus B825.
Simultaneously Connectable Devices Qty (Multipoint) - 8 Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously.
Features - Smart Sensor Technology
MICROPHONE JBL TUNE 520BT Poly Voyager Focus B825
Form Factor Built-in -
Type - Boom
Microphone Operation Mode - MEMS-directional
Frequency Response - 100 - 6700 Hz
Sensitivity -29 dB -
Microphones Included - 3
REMOTE CONTROL JBL TUNE 520BT Poly Voyager Focus B825
Controls Volume Volume, answer/end, microphone on/mute, play/pause
CABLE JBL TUNE 520BT Poly Voyager Focus B825
Cable Type USB-C cable Micro-USB charging cable
FEATURES JBL TUNE 520BT Poly Voyager Focus B825
Features Multipoint Pairing, VoiceAware -
Internet of Things (IoT) Compatible Yes -
Intelligent Assistant Google Assistant ready, Siri ready -
BATTERY AND CHARGING JBL TUNE 520BT Poly Voyager Focus B825
Battery Type Headphone battery rechargeable - Lithium Ion Headset battery rechargeable
Battery Capacity 450 mAh 325 mAh JBL TUNE 520BT have a higher battery capacity than Poly Voyager Focus B825.
Battery Life 57 hour(s) 15 hour(s) JBL TUNE 520BT lasts longer on a single charge than the Poly Voyager Focus B825.
Battery Life Details Continuous playback (with 5 min charge): up to 3 hours 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) 2 hour(s) The charging of both headphones last the same time.
WIRELESS LINK JBL TUNE 520BT Poly Voyager Focus B825
Modulation Type GFSK, 8-DPSK, 4-DQPSK -
Radio Frequency Range 2.4 - 2.4835GHz -
OTHERS JBL TUNE 520BT Poly Voyager Focus B825
Included Accessories Charging cable Travel pouch, BT700 Bluetooth USB adapter
Software Certification - Certified for Skype for Business
TAA Compliant - Yes
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