Sennheiser CX SPORT vs. OPPO Enco W51

Headphones Comparison, Reviews and Tests

In depth comparison and review of Sennheiser CX SPORT and OPPO Enco W51. 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 CX SPORT vs. OPPO Enco W51 Comparison Chart
DESIGN AND DIMENSIONS Sennheiser CX SPORT OPPO Enco W51
Product Type Earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Height 31.85 cm -
Width 4.52 cm -
Depth 1.43 cm -
Weight 15.07 g 55.5 g Sennheiser CX SPORT are lighter than Sennheiser CX SPORT headphones.
Colour - White floral | Starry blue
Protection Splashproof, sweat-resistant Dust-resistant, IP54, water-resistant
Design Sports -
Recommended Use Portable electronics Portable electronics
Bluetooth Range (Operating Distance) - 10 m
SOUND QUALITY Sennheiser CX SPORT OPPO Enco W51
Headphones Form Factor In-ear In-ear
Headphones Technology - Dynamic
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 4.2 Bluetooth 5.0 OPPO Enco W51 have a more advanced version of Bluetooth than Sennheiser CX SPORT.
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, aptX, apt-X LL -
Active Noise Cancelling - Yes OPPO Enco W51 are equipped with active noice cancellation.
Sound Output Mode Stereo Stereo
Frequency Response 17 - 21000 Hz 20 - 20000 Hz Sennheiser CX SPORT offer a larger frequency range than OPPO Enco W51.
Total Harmonic Distortion (THD) 0.5% -
Sensitivity - 103 dB
Max Sound Pressure 112 dB -
Diaphragm - 7 mm
MICROPHONE Sennheiser CX SPORT OPPO Enco W51
Form Factor Built-in Built-in
Type On-cable -
Sensitivity - -38 dBV/Pascal
REMOTE CONTROL Sennheiser CX SPORT OPPO Enco W51
Controls 3-button remote -
CABLE Sennheiser CX SPORT OPPO Enco W51
Cable Type Charging cable - detachable -
BATTERY AND CHARGING Sennheiser CX SPORT OPPO Enco W51
Battery Type Headphone battery rechargeable - lithium polymer Headphone battery rechargeable - Lithium Ion
Battery Capacity - 25 mAh
Battery Life 6 hour(s) 4 hour(s) Sennheiser CX SPORT lasts longer on a single charge than the OPPO Enco W51.
Battery Life Details - Continuous playback (noise cancelling OFF / cable connection): up to 24 hours
Continuous playback (noise cancelling ON / cable connection): up to 20 hours
Continuous playback (noise cancelling OFF): up to 4 hours
Continuous playback (noise cancelling ON): up to 3.5 hours
Charging Time 1.5 hour(s) -
Included Qty - 2
OTHERS Sennheiser CX SPORT OPPO Enco W51
Included Accessories USB charging cable, cable clip, 4 pairs of ear tips (XS, S,M, L), 3 pairs of ear sleeves (S, M, L), neoprene pouch Charging case (480 mAh)
Service & Support Limited warranty - 2 years -
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