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What we think
The PerfectRec Earbuds or Headphones team Learn more
Updated January 10, 2024·
The EPOS PC38X offers an open-back design, which typically means a wider soundstage and more immersive experience for music and gaming but less isolation from ambient noise, making them less suitable in noisy environments. They also have a boom microphone, which is great for clear communication but not removable. On the other hand, the Sennheiser HD 350BT features a closed-back design for better noise isolation, making them a versatile choice for commuting or office use; however, this design can result in a narrower soundstage. The HD 350BT also supports Bluetooth connectivity, which includes AptX Low Latency for better sync during videos, whereas the PC38X doesn't have wireless capabilities. If you're looking for wireless convenience and noise isolation, go for the Sennheiser HD 350BT, but if you're after superior sound quality for gaming and an open soundstage for music, and don't mind the higher price and the lack of Bluetooth, the PC38X is a better choice. 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 EPOS PC38X
- Best in class for music
- Best in class for phone calls
- Best in class for gaming
Advantages of the Sennheiser HD 350BT
- Very good for air travel
- Very good for podcasts and audiobooks
Key differences
Music
9.5
7.0
The EPOS PC38X is best in class for music, while the Sennheiser HD 350BT is good.
Gaming
10.0
9.1
The EPOS PC38X is best in class for gaming, while the Sennheiser HD 350BT is excellent.
Phone Calls
10.0
7.4
The EPOS PC38X is best in class for phone calls, while the Sennheiser HD 350BT is good.
Noise Reduction
2.5
6.0
The Sennheiser HD 350BT is only fair for noise reduction, while the EPOS PC38X is poor.
Battery
N/A
33.0 Hours
The EPOS PC38X does not have a battery. The Sennheiser HD 350BT has 33 hours of battery life.
Cost
$125
$80
$0
$50
$100
$150
$200
The EPOS PC38X has a price of $125 and the Sennheiser HD 350BT costs $80.
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Key similarities
Podcasts and Audiobooks
7.9
8.3
Although they have very similar scores, PerfectRec considers Sennheiser HD 350BT to be very good for podcasts and audiobooks, while the EPOS PC38X is good.
TV and Video
9.0
9.0
The EPOS PC38X and Sennheiser HD 350BT are both excellent for TV and video.
Build Quality
8.5
8.2
The EPOS PC38X and Sennheiser HD 350BT both have very good build quality.
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How the EPOS PC38X and the Sennheiser HD 350BT compare to other earbuds and headphones
Spec Comparison
 |  | |
| EPOS PC38X | Sennheiser HD 350BT |
GENERAL | |||
|---|---|---|---|
| Price | |||
$125 | $80 | ||
Brand | |||
Brand | EPOS | Sennheiser | |
Release Date | |||
Release Date | September 1, 2020 | January 1, 2020 | |
Form Factor | |||
Form Factor | Headphones | Headphones | |
Connectivity | |||
Connectivity | Wired | Wireless | |
SOUND | |||
|---|---|---|---|
Music Score | |||
Music Score | 9.6/10 | 7/10 | |
Phone Calls Score | |||
Phone Calls Score | 10/10 | 7.4/10 | |
Gaming Score | |||
Gaming Score | 10/10 | 9.1/10 | |
TV and Video Score | |||
TV and Video Score | 9.1/10 | 9.1/10 | |
Exercise Score | |||
Exercise Score | 4.5/10 | 6.3/10 | |
PERFORMANCE | |||
|---|---|---|---|
Battery life | |||
Battery life | N/A | 33 Hours | |
Wireless charging | |||
Wireless charging | N/A | No | |
Charging time | |||
Charging time | N/A | 2 Hours | |
Bluetooth version | |||
Bluetooth version | N/A | 5 | |
FEATURES | |||
|---|---|---|---|
Active Noise Cancelling | |||
Active Noise Cancelling | No | No | |
Noise Reduction Score | |||
Noise Reduction Score | 2.5/10 | 6/10 | |
Virtual Surround | |||
Virtual Surround | N/A | No | |
Android App | |||
Android App | N/A | Yes | |
iOS App | |||
iOS App | N/A | Yes | |
Mic Quality | |||
Mic Quality | 10/10 | 8.5/10 | |
BUILD AND DESIGN | |||
|---|---|---|---|
Build Quality | |||
Build Quality | 8.5/10 | 8.2/10 | |
Comfort score | |||
Comfort score | 8.4/10 | 7.6/10 | |
Weight (headset or single earbud) | |||
Weight (headset or single earbud) | 249.4 Grams | 238 Grams | |
Microphone style | |||
Microphone style | Boom | Integrated | |
Waterproof Rating | |||
Waterproof Rating | 0 | 0 | |
Shopping
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."
Sennheiser HD 350BT
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Dig into reviews and images
Soundguys
Lily Katz | September 2023
"Sennheiser nails just nearly everything about the Sennheiser HD 350BT headphones. Sound quality is excellent, and the high-quality Bluetooth codec support is a rarity at this price point. If you don’t care for high-tech features like automatic ear detection, you’ll be delighted with these portable headphones."
Get a great deal on the EPOS PC38X or the Sennheiser HD 350BT
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.
About Sennheiser
A family-owned company, Sennheiser is a German, high fidelity, audio equipment manufacturer founded in 1945. Their consumer audio division is now owned by the Swiss hearing aid and cochlear implant manufacturer Sonova. Sennheiser offers a wide variety of, very high quality, audio equipment solutions, from headphones to earbuds, full sets of monitoring speakers, amplifiers and microphones. They also make what is widely regarded as the best, and most expensive, headphones in existence, the HE-1 Orpheus, costing a whopping $59,000 dollars.
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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.
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About the Earbuds or Headphones team
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Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.
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