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Pi7 S2
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PC38X
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What we think

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The PerfectRec Earbuds or Headphones team Learn more
Updated January 10, 2024·

If you prefer wireless convenience for on-the-go use and need active noise cancelling for noisy environments like air travel, the Bowers and Wilkins Pi7 S2 earbuds would better suit your needs, as they offer good portability and are optimized for both Android and Apple devices. However, if you prioritize sound quality, particularly for gaming and calls, the EPOS PC38X headphones with their open-back design, superior microphone, and focus on audio fidelity will provide you with an immersive experience and are highly regarded for comfort during extended use. Keep in mind that the PC38X are wired and may not be as convenient for travel or exercise. Give Feedback

this description is based on the product variant with some specs and product variant with some specs. At the time of writing, the variant with some specs cost some dollars and the variant with some specs cost some dollars.
Advantages of the Bowers and Wilkins Pi7 S2
  • Very good for air travel
Advantages of the EPOS PC38X
  • Best in class for music
  • Best in class for phone calls
  • Best in class for gaming
  • Excellent for TV and video
  • Good for podcasts and audiobooks

Key differences

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Music

7.5
Pi7 S2
PC38X
9.5
The EPOS PC38X is best in class for music, while the Bowers and Wilkins Pi7 S2 is good.

Gaming

5.3
Pi7 S2
PC38X
10.0
The EPOS PC38X is best in class for gaming, while the Bowers and Wilkins Pi7 S2 is poor.

Phone Calls

5.2
Pi7 S2
PC38X
10.0
The EPOS PC38X is best in class for phone calls, while the Bowers and Wilkins Pi7 S2 is poor.

Podcasts and Audiobooks

5.6
Pi7 S2
PC38X
7.9
The EPOS PC38X is good for podcasts and audiobooks, while the Bowers and Wilkins Pi7 S2 is poor.

TV and Video

6.0
Pi7 S2
PC38X
9.0
The EPOS PC38X is excellent for TV and video, while the Bowers and Wilkins Pi7 S2 is only fair.

Noise Reduction

8.3
Pi7 S2
PC38X
2.5
The Bowers and Wilkins Pi7 S2 is very good for noise reduction, while the EPOS PC38X is poor.

Battery

5.0 Hours
Pi7 S2
PC38X
N/A
The Bowers and Wilkins Pi7 S2 has 5 hours of battery life. The EPOS PC38X does not have a battery.

Cost

$259
Pi7 S2
PC38X
$169
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The Bowers and Wilkins Pi7 S2 has a price of $259 and the EPOS PC38X costs $169.
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Key similarities

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Build Quality

8.9
Pi7 S2
PC38X
8.5
The Bowers and Wilkins Pi7 S2 and EPOS PC38X both have very good build quality.

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How the Bowers and Wilkins Pi7 S2 and the EPOS PC38X compare to other earbuds and headphones

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Spec Comparison

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Bowers and Wilkins Pi7 S2EPOS PC38X
Bowers and Wilkins Pi7 S2EPOS PC38X

GENERAL

Price
$259
$169
Brand
Bowers and WilkinsEPOS
Release Date
January 1, 2023September 1, 2020
Form Factor
EarbudsHeadphones
Connectivity
WirelessWired

SOUND

Music Score
7.5/109.6/10
Phone Calls Score
5.2/1010/10
Gaming Score
5.4/1010/10
TV and Video Score
6/109.1/10
Exercise Score
6.3/104.5/10

PERFORMANCE

Battery life
5 HoursN/A
Wireless charging
YesN/A
Charging time
0.75 HoursN/A
Bluetooth version
5N/A
Case Battery Life
13N/A

FEATURES

Active Noise Cancelling
YesNo
Noise Reduction Score
8.4/102.5/10
Virtual Surround
NoN/A
Android App
YesN/A
iOS App
YesN/A
Mic Quality
7/1010/10

BUILD AND DESIGN

Build Quality
8.9/108.5/10
Comfort score
8/108.4/10
Size
LargeN/A
Weight (headset or single earbud)
7 Grams249.4 Grams
Microphone style
IntegratedBoom

Shopping

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Bowers and Wilkins Pi7 S2

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Dig into reviews and images

Engadget

Billy Steele | March 2023
"While the overall sound quality is great, these earbuds fall short in terms of battery life, customization and ANC performance. Bowers & Wilkins’ ability to consistently deliver pristine sound isn’t enough to make up for what the Pi7 S2 lacks, which is unfortunately quite a bit."

EPOS PC38X

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Dig into reviews and images

Everyday Listening

Ryan Soo | November 2021
"Lightweight and comfortable design, Mic arm with mute, Excellent tuning, Highly natural midrange voicing, Clean and separated bass, Solid soundstage dimensions. Combining all day comfort and integrated coms with a balanced and spacious sound from essentially any source, it is hard to deny the versatility and value provided by the PC38X."

Get a great deal on the Bowers and Wilkins Pi7 S2 or the EPOS PC38X

About Bowers and Wilkins

Bowers and Wilkins is a British audio equipment manufacturer with a focus on innovation and product development. It was founded by a couple of real-life James Bonds, the co-founders John Bowers and Roy Wilkins, who met while working for MI6 during World War II. The company keeps being favored by enthusiasts due to their sound quality, craftsmanship and signature aesthetics.

About EPOS

EPOS is a relatively new company with a very long heritage. Previously known as Sennheiser Communications, EPOS is the result of the joint venture between the German headphone manufacturer Sennheiser and the Danish Demant that sought to develop premium audio communication solutions. They specialize in two main product groups, enterprise communications and gaming communication headsets and processing devices.

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Why trust us

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This information was produced and vetted by the PerfectRec earbuds & headphones team. We are a product research and recommendation organization that meticulously reviews and evaluates the latest earbuds or headphones information and makes it digestible for you.

By the numbers

108
Earbuds and headphones evaluated
11,340
Earbuds and headphones stats compiled
15
Proprietary Earbuds and headphones ratings developed
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Recommendations made
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Consumer hours saved

About the Earbuds or Headphones team

Joe Golden, Ph.D

CEO and Earbuds and Headphones Editor
Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.

Jason Lew

Staff Expert & Software Engineer
Jason is a staff expert and software engineer that has been making laptop recommendations for 7 years and moderates one of the largest laptop subreddits.

Chandradeep Chowdhury

Staff Expert & Software Engineer
Chandradeep is a staff expert and software engineer and expert in televisions and monitors. He’s been making monitor recommendations for ten years.

Luis Torres

Earbuds and Headphones Expert
Luis is a Mexico-based headphones expert. He’s been making headphone recommendations for five years and has close to 100 pairs in his personal collection.

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