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ALTERNATIVES
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Products in this category are scored under Frontum Headphones Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
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Koss SP330 Review | 93 Data compared

Avg. price:~£120Form factor:on-earConnectivity:wiredBattery life:N/A hoursActive noise cancellation (ANC):no

Koss SP330 Review: Compare 93 technical specifications and user reviews to see how this product ranks in the Headphones category and whether it is worth buying.

Koss SP330
6.0/10

Overall score

Score
6.0/ 10
✕
What it is
An overall evaluation of the headphones' quality, based on technical analyses and user reviews.
When it matters
When you need a quick reference to identify the best headphones on the market.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 65% of models
Score components

80%

5.4

Technical score

20%

8.0

User score

â–¼Worse than 65% of headphones
7.1

Value for money

Value for money
7.1/ 10
✕
What it is
An indicator that combines the headphones' overall rating with their cost.
When it matters
When you are looking for headphones that offer a strong balance of performance, features, and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 67% of models
Score components

70%

6.0

Overall score

30%

9.9

Price

â–¼Worse than 67%
5.4

Technical score

Technical score
5.4/ 10
✕
What it is
An assessment of technical performance for products in the Headphones category across these key areas: Sound, Calls & Controls, Connectivity, Features, Battery, Design.
When it matters
When you want to compare headphones based on technical performance and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 78% of models
Score components

52%

5.8

Sound

20%

4.0

Features

10%

8.4

Design

8%

4.0

Connectivity

6%

4.0

Battery

4%

4.9

Calls & Controls

â–¼Worse than 78%
8.0

User score

User score
8.0/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the headphones.
When it matters
When you want to understand how headphones perform in real listening and how reliable they are in terms of comfort, audio quality, battery life, and long-term use.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 69% of models
Score components

70%

8.4

User ratings

30%

7.1

Number of reviews

Based on ratings from across the web.
â–²Better than 69%
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Where to buy
*As an Amazon Associate, we earn from qualifying purchases.
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of pair of headphones Koss SP330

Technical score
Technical score
5.4/ 10
✕
What it is
An assessment of technical performance for products in the Headphones category across these key areas: Sound, Calls & Controls, Connectivity, Features, Battery, Design.
When it matters
When you want to compare headphones based on technical performance and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 78% of models
Score components:

52%

5.8

Sound

20%

4.0

Features

10%

8.4

Design

8%

4.0

Connectivity

6%

4.0

Battery

4%

4.9

Calls & Controls

5.4
User score
User score
8.0/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the headphones.
When it matters
When you want to understand how headphones perform in real listening and how reliable they are in terms of comfort, audio quality, battery life, and long-term use.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 69% of models
Score components

70%

8.4

User ratings

30%

7.1

Number of reviews

Based on ratings from across the web.
8.0
Popularity
Popularity
7.1/ 10
✕
What it is
An indicator based on the number of reviews received by the headphones.
When it matters
When you prefer headphones that have already been chosen and reviewed by many other users.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 65% of models
Popularity:
Koss SP330 has a popularity score of 7.1 points, which is higher than that of 65.4% of products in this category.
7.1
Value for money
Value for money
7.1/ 10
✕
What it is
An indicator that combines the headphones' overall rating with their cost.
When it matters
When you are looking for headphones that offer a strong balance of performance, features, and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 67% of models
Score components:

70%

6.0

Overall score

30%

9.9

Price

7.1
Active noise cancellation (ANC)
no
This pair of headphones does not support active noise cancellation. 27.5% of headphones support active noise cancellation.
Driver type
dynamic
Driver size
30 mm
Market range: <10 mm – >50 mm
This pair of headphones uses a driver size of 30 mm, smaller driver size than 77.4% of headphones and equal to 4.3% of headphones.
Number of drivers
1
Market range: <1 – >4
This pair of headphones uses 1 drivers, fewer drivers than 4% of headphones and equal to 96% of headphones.
Lowest frequency
20 Hz
Market range: <5 Hz – >20 Hz
This pair of headphones reaches a lowest frequency of 20 Hz, higher lowest frequency than 50.8% of headphones and equal to 47.3% of headphones.
Show more
Noise-canceling microphone
no
This pair of headphones does not support a noise-canceling microphone. 39% of headphones support noise-canceling microphones.
Can be used as a headset
yes
This pair of headphones is headset-ready, 84.8% is not. 15.2% of headphones can be used as headsets.
Number of microphones
0
Market range: <0 – >4
This pair of headphones has 0 microphones, fewer microphones than 73.2% of headphones and equal to 26.9% of headphones.
Boom microphone
no
This pair of headphones does not include a boom microphone. 13.5% of headphones have a boom microphone.
Microphone SNR
N/A
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Connectivity
wired
This pair of headphones supports wired connectivity, less flexible connectivity than 49.2% of headphones and equal to 50.8% of headphones.
Bluetooth version
N/A
Maximum Bluetooth range
N/A
Audio latency
N/A
Multipoint support
no
This pair of headphones does not support multipoint. 30.6% of headphones support multipoint.
Show more
Ambient sound mode
no
This pair of headphones does not offer ambient sound mode. 24.9% of headphones support ambient sound mode.
EQ support
no
This pair of headphones does not support EQ customization. 23.2% of headphones support EQ.
Companion app
no
This pair of headphones does not work with a companion app. 21.6% of headphones support companion apps.
Adjustable ANC levels
N/A
Voice assistant support
no
This pair of headphones does not support voice assistants. 60.9% of headphones support voice assistants.
Show more
Battery life
N/A
Battery life with ANC
N/A
Charging time
N/A
Quick charge
no
This pair of headphones does not support quick charging. 33.1% of headphones support quick charge.
Battery capacity
N/A
Show more
Brand name
Koss
Form factor
on-ear
Weight
113 g
Market range: <14 g – >340 g
This pair of headphones weighs 113 g, lighter than 77% of headphones and equal to 0.3% of headphones.
Acoustic design
closed-back
Clamp force
?
Show more

Koss SP330 vs the average pair of headphones

246810TotalDesignSoundBatteryConnectivityCalls & ControlsFeatures
  • 48.2% lower weight
    This pair of headphones is lighter than the average pair of headphones (113 g vs 218 g). The average pair of headphones weighs 218 g.
    113 g vs 218 g
  • 5,000 Hz higher treble extension
    This pair of headphones has a higher highest frequency than the average pair of headphones (25,000 Hz vs 20,000 Hz). The average headphones reach a highest frequency of 20,000 Hz.
    25,000 Hz vs 20,000 Hz
  • 10x higher input power handling
    This pair of headphones has a higher max input power than the average pair of headphones (1,000 mW vs 100 mW). The average headphones handle max input power of 100 mW.
    1,000 mW vs 100 mW
  • 48.2% lower weight
    This pair of headphones is lighter than the average pair of headphones (113 g vs 218 g). The average pair of headphones weighs 218 g.
    113 g vs 218 g
  • 5,000 Hz higher treble extension
    This pair of headphones has a higher highest frequency than the average pair of headphones (25,000 Hz vs 20,000 Hz). The average headphones reach a highest frequency of 20,000 Hz.
    25,000 Hz vs 20,000 Hz
  • 10x higher input power handling
    This pair of headphones has a higher max input power than the average pair of headphones (1,000 mW vs 100 mW). The average headphones handle max input power of 100 mW.
    1,000 mW vs 100 mW
  • 10 mm smaller driver size
    This pair of headphones has smaller driver size than the average pair of headphones (30 mm vs 40 mm). The average headphones use a driver size of 40 mm.
    30 mm vs 40 mm
  • No voice assistant support
    This pair of headphones does not support voice assistants, the average pair of headphones does. 60.8% of headphones support voice assistants.
  • 0.7 % higher distortion
    This pair of headphones has a higher total harmonic distortion than the average pair of headphones (1 % vs 0.3 %). The average headphones have total harmonic distortion of 0.3 %.
    1 % vs 0.3 %
  • 2 Hz weaker bass extension
    This pair of headphones has a higher lowest frequency than the average pair of headphones (20 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
    20 Hz vs 18 Hz
  • No battery indicator
    This pair of headphones does not show battery level clearly, while the average pair of headphones does. 56.3% of headphones have a battery level indicator.
  • 1 fewer microphones
    This pair of headphones has fewer microphones than the average pair of headphones (0 vs 1). The average headphones have 1 microphones.
    0 vs 1
  • Tangle-prone cable
    This pair of headphones uses a tangle-prone cable, while the average pair of headphones is easier to manage. 64.2% of headphones use a tangle-free cable.
  • 1 dB/mW lower sensitivity
    This pair of headphones has a lower sensitivity than the average pair of headphones (101 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    101 dB/mW vs 102 dB/mW
  • 1.9% worse value for money
    Koss SP330 has worse value for money than the average pair of headphones (7.14 vs 7.3).
    7.14 vs 7.27
  • Tangle-prone cable
    This pair of headphones uses a tangle-prone cable, while the average pair of headphones is easier to manage. 64.2% of headphones use a tangle-free cable.
  • 10 mm smaller driver size
    This pair of headphones has smaller driver size than the average pair of headphones (30 mm vs 40 mm). The average headphones use a driver size of 40 mm.
    30 mm vs 40 mm
  • 0.7 % higher distortion
    This pair of headphones has a higher total harmonic distortion than the average pair of headphones (1 % vs 0.3 %). The average headphones have total harmonic distortion of 0.3 %.
    1 % vs 0.3 %
  • 2 Hz weaker bass extension
    This pair of headphones has a higher lowest frequency than the average pair of headphones (20 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
    20 Hz vs 18 Hz
  • 1 dB/mW lower sensitivity
    This pair of headphones has a lower sensitivity than the average pair of headphones (101 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    101 dB/mW vs 102 dB/mW
  • No battery indicator
    This pair of headphones does not show battery level clearly, while the average pair of headphones does. 56.3% of headphones have a battery level indicator.
  • 1 fewer microphones
    This pair of headphones has fewer microphones than the average pair of headphones (0 vs 1). The average headphones have 1 microphones.
    0 vs 1
  • No voice assistant support
    This pair of headphones does not support voice assistants, the average pair of headphones does. 60.8% of headphones support voice assistants.

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

8.0
Z Reviews
≈ estimated
18/12/2019
Hands-on review · cable fit and sound, partly off-topic
Verdict
Koss SP330 sounds great and holds up well, but the surplus cable is frustrating.
9.0
InnerFidelity
≈ estimated
20/12/2014
Hands-on review · sound, fit and build
Verdict
Koss SP330 has excellent sound that outweighs its mixed accessories, and it is recommended, especially with a good seal.
Overview video

Expert reviews

In-depth analysis and verdict from leading tech publications

S
stereophile.com
19/12/2014
Summary of the review
A Sonic Stunner: The Koss SP330 On-Ear Headphone
cnet.com
26/03/2015
Hands-on test · On-ear headphones
Verdict
The Koss SP330 suits listeners wanting a warm, punchy on-ear sound and a lifetime warranty, but the missing cable remote and mic hold it back.
stereophile.com
19/12/2014
Lab test · On-ear headphones
Verdict
The Koss SP330 is very clean and flat in the midrange, with low distortion, but its treble has bumps and bass is weaker in real use.
audio46.com
26/02/2016
Hands-on test · On-ear headphones
Verdict
The Koss SP330 is a light, detailed on-ear pair with a wide, precise sound, best for classical and acoustic music, though electronic tracks need more bass.

Third-party reviews

Based on ratings from across the web.
Reviews last updated: November 2026 · How we calculate this

What customers like about Koss SP330

  • Neutral and accurate sound signature with flat frequency response
  • Surprisingly wide soundstage for an on-ear headphone
  • Extremely lightweight and portable design
  • Comfortable for long sessions due to memory foam padding and D-shaped ear cups
  • Includes a high-quality, protective ballistic nylon carrying case
  • Features a detachable cable, which increases longevity if the wire breaks
  • Backed by the celebrated Koss Limited Lifetime Warranty

What customers don't like about Koss SP330

  • Serious durability issues, specifically earcups frequently detaching from the headband
  • Lack of integrated mobile features such as a microphone or remote control on the cable
  • Design does not allow the headphones to fold for more compact storage
  • Thin headband padding can lead to pressure or fatigue on top of the head
  • Standard included cable feels short and low quality to some users
  • Bass may feel lacking or thin for listeners who prefer a heavy 'thump' or electronic music

Verdict

The Koss SP330 is a lightweight on-ear headphone featuring a unique D-profile design with memory foam cushions for an ergonomic fit. Technically, it offers a frequency response of 20Hz to 25,000Hz, an impedance of 35 Ohms, and a sensitivity of 101 dB SPL, delivering a remarkably neutral and flat sound signature with minimal distortion. Key pros include its high-quality ballistic nylon carrying case, detachable 1.4m cable, and surprisingly wide soundstage for a closed-back model. However, notable cons include a lack of integrated microphone or remote controls, a non-folding design that limits portability, and reports of fragile build quality in the plastic components.

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