Audio-Technica ATH CKR55BT vs. OPPO Enco Air 2 Pro

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Audio-Technica ATH CKR55BT and OPPO Enco Air 2 Pro. 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

Audio-Technica ATH CKR55BT vs. OPPO Enco Air 2 Pro Comparison Chart
DESIGN AND DIMENSIONS Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Product Type Earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Weight 17 g -
Dimensions & Weight Details - Earphone: 4.3 g
Charging case: 6.684 cm x 2.504 cm x 5.145 cm / 41.8 g
Charging case with earphones: 50.4 g
Colour Steel black White
Protection - Dust-resistant, IP54, water-resistant
Recommended Use - Portable electronics
Bluetooth Range (Operating Distance) 10 m 10 m The maximum operating distance of both headphones is the same.
SOUND QUALITY Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Headphones Form Factor In-ear In-ear
Headphones Technology Dynamic -
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 4.1 Bluetooth 5.2 OPPO Enco Air 2 Pro have a more advanced version of Bluetooth than Audio-Technica ATH CKR55BT.
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
Bluetooth Audio Codec - SBC, AAC
Active Noise Cancelling - Yes OPPO Enco Air 2 Pro are equipped with active noice cancellation.
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Sensitivity 103 dB/mW 110.5 dB +/- 3dB OPPO Enco Air 2 Pro have higher sensitivity than Audio-Technica ATH CKR55BT.
Impedance 16 Ohm -
Diaphragm 10.7 mm Titanium composite - 12.4 mm OPPO Enco Air 2 Pro have a thicker diaphragm than Audio-Technica ATH CKR55BT.
MICROPHONE Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Form Factor - Built-in
Type On-cable -
Microphone Technology Electret condenser -
Microphone Operation Mode Omni-directional -
Noise Cancelling - Yes OPPO Enco Air 2 Pro microphone can cancel out ambient noise.
Noise Cancelling Technology - Environmental Noise Cancellation (ENC)
Frequency Response 100 - 10000 Hz -
Audio Input Details Omni-directional - 100 - 10000 Hz -
Sensitivity -44 dB -38 dBV/Pascal
Microphones Included - 2
CABLE Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Cable Type Micro-USB charge cable - detachable - 30 cm -
FEATURES Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Features - Touch control, noise reduction
Additional Functions - Transparency mode
BATTERY AND CHARGING Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Battery Type 1 x headphone battery rechargeable - lithium polymer 2 x headphone battery rechargeable - Lithium Ion
Battery Capacity - 43 mAh
Battery Life 7 hour(s) -
Battery Life Details - Continuous playback (noise cancelling OFF): up to 7 hours
Continuous playback (noise cancelling OFF / with included charging case): up to 28 hours
Continuous playback (noise cancelling ON): up to 5 hours
Continuous playback (noise cancelling ON / with included charging case): up to 20 hours
Standby Time 200 hours -
Charging Time 3 hour(s) 90 min OPPO Enco Air 2 Pro recharge faster than Audio-Technica ATH CKR55BT.
Included Qty 1 2
WIRELESS LINK Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Modulation Type FHSS -
Radio Frequency Range 2.402 - 2.480GHz -
OTHERS Audio-Technica ATH CKR55BT OPPO Enco Air 2 Pro
Included Accessories Clip, pouch case, 4 pairs of ear tips (XS, S,M, L) Charging case (440 mAh)
Compliant Standards - IP54
Service & Support - Limited warranty - 1 year
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