Panasonic RP-HF400B vs. August EP650

Headphones Comparison, Reviews and Tests

In depth comparison and review of Panasonic RP-HF400B and August EP650. 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

Panasonic RP-HF400B vs. August EP650 Comparison Chart
DESIGN AND DIMENSIONS Panasonic RP-HF400B August EP650
Product Type Headphones - Bluetooth - wireless Headphones - Bluetooth - wireless - NFC - 3.5 mm jack
Height - 17.66 cm
Width - 18.86 cm
Depth - 7.1 cm
Weight 130 g 235 g Panasonic RP-HF400B are lighter than Panasonic RP-HF400B headphones.
Colour Black Gold
Recommended Use Portable electronics Portable electronics, computer
Bluetooth Range (Operating Distance) 10 m 10 m The maximum operating distance of both headphones is the same.
SOUND QUALITY Panasonic RP-HF400B August EP650
Headphones Form Factor On-ear Full size
Foldable Yes Yes Both headphones can be folded.
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 4.1 Bluetooth 4.1 Both headphones have the same Bluetooth version.
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Sound Output Mode Stereo Stereo
Frequency Response - 60 - 20000 Hz
Total Harmonic Distortion (THD) - 1%
Impedance 32 Ohm -
Diaphragm 30 mm 50 mm August EP650 have a thicker diaphragm than Panasonic RP-HF400B.
Signal-To-Noise Ratio - 85 dB
Magnet Material Neodymium -
Features - Bluetooth aptX technology
MICROPHONE Panasonic RP-HF400B August EP650
Form Factor - Built-in
REMOTE CONTROL Panasonic RP-HF400B August EP650
Controls Volume, answer/end, play/pause, next/previous track -
CABLE Panasonic RP-HF400B August EP650
Cable Type USB charge cable - 0.1 m Headphones cable - detachable
BATTERY AND CHARGING Panasonic RP-HF400B August EP650
Battery Type Headphone battery rechargeable Headphone battery rechargeable - lithium polymer
Battery Capacity - 220 mAh
Battery Life 20 hour(s) 10 hour(s) Panasonic RP-HF400B lasts longer on a single charge than the August EP650.
Standby Time - 720 hours
Charging Time 3 hour(s) 2 hour(s) August EP650 recharge faster than Panasonic RP-HF400B.
WIRELESS LINK Panasonic RP-HF400B August EP650
Transmission Range 10 m -
CONNECTIONS Panasonic RP-HF400B August EP650
Connector Type Bluetooth Headphones (mini-phone stereo 3.5 mm)
OTHERS Panasonic RP-HF400B August EP650
Included Accessories - USB charging cable
Service & Support - Limited warranty - 1 year
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