Poly - Plantronics Backbeat FIT 305 vs. OPPO Enco W31

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Poly - Plantronics Backbeat FIT 305 and OPPO Enco W31. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.

Headphones Specifications Comparison

Poly - Plantronics Backbeat FIT 305 vs. OPPO Enco W31 Comparison Chart
DESIGN AND DIMENSIONS Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Product Type Earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Weight 14 g 50 g Poly - Plantronics Backbeat FIT 305 are lighter than Poly - Plantronics Backbeat FIT 305 headphones.
Colour Black | Dark blue | Coral | Lime green Black | White
Protection Sweat-resistant Dust-resistant, IP54, water-resistant
Design Sports -
Recommended Use Portable electronics Portable electronics
Bluetooth Range (Operating Distance) 10 m 10 m The maximum operating distance of both headphones is the same.
SOUND QUALITY Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Headphones Form Factor In-ear In-ear
Headphones Technology - Dynamic
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 4.1 Bluetooth 5.0 OPPO Enco W31 have a more advanced version of Bluetooth than Poly - Plantronics Backbeat FIT 305.
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
Bluetooth Audio Codec - AAC
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Total Harmonic Distortion (THD) <3% -
Sensitivity 106 dB 95 dB Poly - Plantronics Backbeat FIT 305 have higher sensitivity than OPPO Enco W31.
Impedance 16 Ohm -
Diaphragm 6 mm Graphene - 7 mm OPPO Enco W31 have a thicker diaphragm than Poly - Plantronics Backbeat FIT 305.
MICROPHONE Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Form Factor - Built-in
Type On-cable -
Noise Cancelling - Yes OPPO Enco W31 microphone can cancel out ambient noise.
Sensitivity - -38 dBV/Pascal
REMOTE CONTROL Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Controls Answer/end, play/pause, next/previous track Next/previous track, voice assistant
CABLE Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Cable Type Micro-USB charge cable USB charge cable - detachable
FEATURES Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Sensors - Touch sensor
BATTERY AND CHARGING Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Battery Type Headphone battery rechargeable Headphone battery rechargeable - Lithium Ion
Battery Capacity - 25 mAh
Battery Life 6 hour(s) 3.5 hour(s) Poly - Plantronics Backbeat FIT 305 lasts longer on a single charge than the OPPO Enco W31.
Battery Life Details - Continuous playback (with included charging case): up to 15 hours
Continuous playback: up to 3.5 hours
Standby Time 240 hours -
Charging Time 2 hour(s) 2.5 hour(s) Poly - Plantronics Backbeat FIT 305 recharge faster than Poly - Plantronics Backbeat FIT 305.
Included Qty - 2
OTHERS Poly - Plantronics Backbeat FIT 305 OPPO Enco W31
Included Accessories Carrying pouch, 3 pairs of ear tips (small, medium, large) Ear tips kit, USB charge cable, charging case (350 mAh)
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