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What we think
The PerfectRec Earbuds or Headphones team Learn more
Updated January 10, 2024·
The choice between Koss Porta Pro and Sennheiser HD 250BT depends on your preferences in various aspects. The Porta Pro is a lighter on-ear headphone with an open-back design, providing a more natural and airy sound experience, but with less noise isolation, making them less ideal in noisy environments. They have a retro aesthetic, are quite comfortable, and foldable for portability, yet lack modern features like a microphone, wireless connectivity, or app support. On the other hand, the HD 250BT headphones offer a closed-back design which means better noise isolation and bass response, plus they are wireless with a contemporary design, including a built-in microphone—which is great for calls—and app support for customization. They have longer battery life but are heavier and less compact than the Porta Pro. If you're into gaming or watching TV, the HD 250BT also provides lower latency, enhancing the audio-visual sync. Therefore, the Porta Pro suits listeners who value portability and an open soundstage over isolation and tech features, while the HD 250BT is more fitting for users requiring wireless convenience, multipurpose use, and noise isolation. 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 Koss Porta Pro
- Very good for music
Advantages of the Sennheiser HD 250BT
- Good for phone calls
- Very good for gaming
- Very good for TV and video
- Very good for air travel
- Very good for podcasts and audiobooks
Key differences
Music
8.2
6.5
The Koss Porta Pro is very good for music, while the Sennheiser HD 250BT is only fair.
Gaming
6.4
8.8
The Sennheiser HD 250BT is very good for gaming, while the Koss Porta Pro is only fair.
Phone Calls
4.3
7.2
The Sennheiser HD 250BT is good for phone calls, while the Koss Porta Pro is poor.
Podcasts and Audiobooks
6.8
8.1
The Sennheiser HD 250BT is very good for podcasts and audiobooks, while the Koss Porta Pro is only fair.
TV and Video
7.6
8.4
The Sennheiser HD 250BT is very good for TV and video, while the Koss Porta Pro is good.
Noise Reduction
2.5
6.0
The Sennheiser HD 250BT is only fair for noise reduction, while the Koss Porta Pro is poor.
Battery
N/A
25.0 Hours
The Koss Porta Pro does not have a battery. The Sennheiser HD 250BT has 25 hours of battery life.
Cost
$49
$64
$0
$20
$40
$60
$80
$100
The Koss Porta Pro has a price of $49 and the Sennheiser HD 250BT costs $64.
Build Quality
6.0
9.0
The Sennheiser HD 250BT has excellent build quality, while the Koss Porta Pro has only fair build quality.
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How the Koss Porta Pro and the Sennheiser HD 250BT compare to other earbuds and headphones
Spec Comparison
 |  | |
| Koss Porta Pro | Sennheiser HD 250BT |
GENERAL | |||
|---|---|---|---|
| Price | |||
$49 | $64 | ||
Brand | |||
Brand | Koss | Sennheiser | |
Release Date | |||
Release Date | January 1, 1984 | May 1, 2021 | |
Form Factor | |||
Form Factor | Headphones | Headphones | |
Connectivity | |||
Connectivity | Wired | Wireless | |
SOUND | |||
|---|---|---|---|
Music Score | |||
Music Score | 8.3/10 | 6.6/10 | |
Phone Calls Score | |||
Phone Calls Score | 4.3/10 | 7.2/10 | |
Gaming Score | |||
Gaming Score | 6.4/10 | 8.9/10 | |
TV and Video Score | |||
TV and Video Score | 7.7/10 | 8.5/10 | |
Exercise Score | |||
Exercise Score | 4.2/10 | 6.2/10 | |
PERFORMANCE | |||
|---|---|---|---|
Battery life | |||
Battery life | N/A | 25 Hours | |
Wireless charging | |||
Wireless charging | N/A | No | |
Charging time | |||
Charging time | N/A | 3 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 | N/A | 8.5/10 | |
BUILD AND DESIGN | |||
|---|---|---|---|
Build Quality | |||
Build Quality | 6/10 | 9/10 | |
Comfort score | |||
Comfort score | 7/10 | 7/10 | |
Weight (headset or single earbud) | |||
Weight (headset or single earbud) | 63.5 Grams | 125 Grams | |
Microphone style | |||
Microphone style | N/A | Integrated | |
Waterproof Rating | |||
Waterproof Rating | 0 | 0 | |
Shopping
Koss Porta Pro
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Dig into reviews and images
Headphones.com
Sebastian Taboada | February 2022
"It’s clear to see why these have been such a popular choice amongst listeners for nearly four decades. It’s a charming pair of headphones that delivers a truly enjoyable listening experience and one that I think punches well above its weight."
Sennheiser HD 250BT
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Dig into reviews and images
Headphone Check
Pete Scholßnagel | 2020
"As a lightweight, robust audio provider with a long battery life, the Sennheiser HD 250BT offer a lot for their price: very good Bluetooth codecs, an app connection and an extremely understated design. These headphones may not be among the most comfortable, but they deliver adequate sound – without overdriving or distortion."
Get a great deal on the Koss Porta Pro or the Sennheiser HD 250BT
About Koss
Koss is an American headphone manufacturer established in 1953. In 1958, they created the first set of stereophones, that is headphones with stereo sound, and in 1984 they released the world-famous Porta Pro, a set of on-ear headphones that has remained essentially unchanged for more than 30 years and that is still made, sold and loved by many audio enthusiasts around the world today.
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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