OVERALL
ALTERNATIVES
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REVIEWS
Scored using Headphones Methodology v1.0
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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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Sudio K2 Pro Review | 93 Data compared

Avg. price:~£110Form factor:over-earConnectivity:wirelessBattery life:65 hoursActive noise cancellation (ANC):yes

Sudio K2 Pro Review: Compare 93 technical specifications and user reviews to see how this product ranks in the Headphones category and whether it is worth buying.

Sudio K2 Pro
7.1/10

Overall score

Score
7.1/ 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–² Better than 75% of models
Score components

80%

7.2

Technical score

20%

6.5

User score

â–²Better than 75% of headphones
7.9

Value for money

Value for money
7.9/ 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–² Better than 75% of models
Score components

70%

7.1

Overall score

30%

9.9

Price

â–²Better than 75%
7.2

Technical score

Technical score
7.2/ 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–² Better than 79% of models
Score components

52%

8.4

Sound

20%

4.4

Features

10%

7.2

Design

8%

5.8

Connectivity

6%

7.2

Battery

4%

8.7

Calls & Controls

â–²Better than 79%
6.5

User score

User score
6.5/ 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–¼ Worse than 93% of models
Score components

70%

7.8

User ratings

30%

3.4

Number of reviews

Based on ratings from across the web.
â–¼Worse than 93%
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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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Headphones model ranking

Ranked #398 of 1,029 models in Headphones (Overall score)

Technical Specifications of pair of headphones Sudio K2 Pro

Technical score
Technical score
7.2/ 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–² Better than 79% of models
Score components:

52%

8.4

Sound

20%

4.4

Features

10%

7.2

Design

8%

5.8

Connectivity

6%

7.2

Battery

4%

8.7

Calls & Controls

7.2
User score
User score
6.5/ 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–¼ Worse than 93% of models
Score components

70%

7.8

User ratings

30%

3.4

Number of reviews

Based on ratings from across the web.
6.5
Popularity
Popularity
3.4/ 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–¼ Worse than 69% of models
Popularity:
Sudio K2 Pro has a popularity score of 3.4 points, which is lower than that of 68.8% of products in this category.
3.4
Value for money
Value for money
7.9/ 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–² Better than 75% of models
Score components:

70%

7.1

Overall score

30%

9.9

Price

7.9
Active noise cancellation (ANC)
yes
This pair of headphones supports active noise cancellation. 72.6% of headphones support active noise cancellation.
Driver type
dynamic
Driver size
40 mm
Market range: <10 mm – >50 mm
This pair of headphones uses a driver size of 40 mm, larger driver size than 28.6% of headphones and equal to 53.3% 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
yes
This pair of headphones supports a noise-canceling microphone. 61.1% 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
5
Market range: <0 – >4
This pair of headphones has 5 microphones, more microphones than 93.2% of headphones and equal to 2.8% 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
?
Show more
Connectivity
wireless
This pair of headphones supports wireless connectivity, more flexible connectivity than 50.8% of headphones and equal to 49.2% of headphones.
Bluetooth version
5.4
This pair of headphones uses Bluetooth version 5.4, newer Bluetooth version than 95.2% of headphones and equal to 4.1% of headphones.
Maximum Bluetooth range
10 m
Market range: <10 m – >15 m
This pair of headphones offers a Bluetooth range of 10 m, higher Bluetooth range than 2.7% of headphones and equal to 80.6% of headphones.
Audio latency
?
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
yes
This pair of headphones supports voice assistants. 39.2% of headphones support voice assistants.
Show more
Battery life
65 hours
Market range: <10 hours – >70 hours
This pair of headphones offers battery life of 65 hours, higher battery life than 85.5% of headphones and equal to 1.8% of headphones.
Battery life with ANC
30 hours
Market range: <15 hours – >55 hours
This pair of headphones offers battery life with ANC of 30 hours, higher battery life with ANC than 43.1% of headphones and equal to 9.1% of headphones.
Charging time
2.5 hours
Market range: <1.5 hours – >3.5 hours
This pair of headphones needs 2.5 hours to charge, higher charging time than 53% of headphones and equal to 13% of headphones.
Quick charge
no
This pair of headphones does not support quick charging. 33.1% of headphones support quick charge.
Battery capacity
500 mAh
Market range: <290 mAh – >1k mAh
This pair of headphones has a battery capacity of 500 mAh, lower battery capacity than 55.3% of headphones and equal to 9.4% of headphones.
Show more
Brand name
Sudio
Form factor
over-ear
Weight
245 g
Market range: <14 g – >340 g
This pair of headphones weighs 245 g, heavier than 59.8% of headphones and equal to 0.9% of headphones.
Acoustic design
closed-back
Clamp force
?
Show more

Sudio K2 Pro vs the average pair of headphones

246810TotalDesignSoundBatteryConnectivityCalls & ControlsFeatures
  • Active noise cancellation
    This pair of headphones supports active noise cancellation, the average pair of headphones does not. 27.5% of headphones support active noise cancellation.
  • 12 dB/mW higher sensitivity
    This pair of headphones has a higher sensitivity than the average pair of headphones (114 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    114 dB/mW vs 102 dB/mW
  • 35 hours longer battery life
    This pair of headphones has a higher battery life than the average pair of headphones (65 hours vs 30 hours). The average headphones offer battery life of 30 hours.
    65 hours vs 30 hours
  • More flexible connectivity
    This pair of headphones offers more flexible connectivity than the average pair of headphones (wireless vs wired). The average headphones support wired connectivity.
    wireless vs wired
  • Clear call microphone
    This pair of headphones offers a clear call microphone, while the average pair of headphones does not. 39% of headphones support noise-canceling microphones.
  • On-device controls
    This pair of headphones includes on-device controls, the average pair of headphones does not. 46.8% of headphones support on-device controls.
  • 4 more microphones
    This pair of headphones has more microphones than the average pair of headphones (5 vs 1). The average headphones have 1 microphones.
    5 vs 1
  • Auracast support
    This pair of headphones supports Auracast, the average pair of headphones does not. 3.6% of headphones support Auracast.
  • Foldable design
    This pair of headphones has a foldable design, the average pair of headphones does not. 48.3% of headphones are foldable.
  • Water resistance
    This pair of headphones is water resistant, the average pair of headphones is not. 20.2% of headphones are water resistant.
  • Active noise cancellation
    This pair of headphones supports active noise cancellation, the average pair of headphones does not. 27.5% of headphones support active noise cancellation.
  • 12 dB/mW higher sensitivity
    This pair of headphones has a higher sensitivity than the average pair of headphones (114 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    114 dB/mW vs 102 dB/mW
  • 11 dB SPL higher sound pressure level
    This pair of headphones has a higher sound pressure level than the average pair of headphones (114 dB SPL vs 103 dB SPL). The average headphones reach a sound pressure level of 103 dB SPL.
    114 dB SPL vs 103 dB SPL
  • 35 hours longer battery life
    This pair of headphones has a higher battery life than the average pair of headphones (65 hours vs 30 hours). The average headphones offer battery life of 30 hours.
    65 hours vs 30 hours
  • USB-C charging
    This pair of headphones uses USB-C charging, the average pair of headphones does not. 29.5% of headphones use USB Type-C.
  • Rechargeable battery
    This pair of headphones has a rechargeable battery, the average pair of headphones does not. 47.9% of headphones have a rechargeable battery.
  • More flexible connectivity
    This pair of headphones offers more flexible connectivity than the average pair of headphones (wireless vs wired). The average headphones support wired connectivity.
    wireless vs wired
  • AAC codec support
    This pair of headphones supports AAC, the average pair of headphones does not. 32.2% of headphones support AAC.
  • Auracast support
    This pair of headphones supports Auracast, the average pair of headphones does not. 3.6% of headphones support Auracast.
  • Clear call microphone
    This pair of headphones offers a clear call microphone, while the average pair of headphones does not. 39% of headphones support noise-canceling microphones.
  • On-device controls
    This pair of headphones includes on-device controls, the average pair of headphones does not. 46.8% of headphones support on-device controls.
  • 4 more microphones
    This pair of headphones has more microphones than the average pair of headphones (5 vs 1). The average headphones have 1 microphones.
    5 vs 1
  • Wind noise reduction
    This pair of headphones reduces wind noise, the average pair of headphones does not. 34.3% of headphones support wind noise reduction.
  • 9 newer release date
    This pair of headphones was released more recently than the average pair of headphones (2025 vs 2016). The average headphones were released in 2016.
    January 2025
    2025 vs 2016
  • 0.5 hours longer charging time
    This pair of headphones has a higher charging time than the average pair of headphones (2.5 hours vs 2 hours). The average headphones need 2 hours to charge.
    2.5 hours vs 2 hours
  • 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
  • 23.7% lower user score
    User score
    6.5/ 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
    â–¼
    <55-66-77-88-99-10
    Sudio K2 Pro
    the average pair of headphones
    Sudio K2 Pro has a lower user score than the average pair of headphones (6.47 vs 8).
    6.47 vs 8
  • 12.4% higher weight
    This pair of headphones is heavier than the average pair of headphones (245 g vs 218 g). The average pair of headphones weighs 218 g.
    245 g vs 218 g
  • No neodymium magnet
    This pair of headphones does not use neodymium magnets, the average pair of headphones does. 81.9% of headphones use neodymium magnets.
  • 13.8% lower battery capacity
    This pair of headphones has a lower battery capacity than the average pair of headphones (500 mAh vs 580 mAh). The average headphones have a battery capacity of 580 mAh.
    500 mAh vs 580 mAh
  • 74.8% less popular
    Sudio K2 Pro is less popular than the average pair of headphones (3.36 vs 5.9).
    3.36 vs 5.87
  • 23.7% lower user score
    User score
    6.5/ 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
    â–¼
    <55-66-77-88-99-10
    Sudio K2 Pro
    the average pair of headphones
    Sudio K2 Pro has a lower user score than the average pair of headphones (6.47 vs 8).
    6.47 vs 8
  • 74.8% less popular
    Sudio K2 Pro is less popular than the average pair of headphones (3.36 vs 5.9).
    3.36 vs 5.87
  • 12.4% higher weight
    This pair of headphones is heavier than the average pair of headphones (245 g vs 218 g). The average pair of headphones weighs 218 g.
    245 g vs 218 g
  • 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 neodymium magnet
    This pair of headphones does not use neodymium magnets, the average pair of headphones does. 81.9% of headphones use neodymium magnets.
  • 0.5 hours longer charging time
    This pair of headphones has a higher charging time than the average pair of headphones (2.5 hours vs 2 hours). The average headphones need 2 hours to charge.
    2.5 hours vs 2 hours
  • 13.8% lower battery capacity
    This pair of headphones has a lower battery capacity than the average pair of headphones (500 mAh vs 580 mAh). The average headphones have a battery capacity of 580 mAh.
    500 mAh vs 580 mAh

Video reviews

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

Not graded yet
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Expert reviews

In-depth analysis and verdict from leading tech publications

L
lemon8-app.com
22/09/2025
Summary of the review
Sudio K2 ProGo to product viewer dialogue for this item. Review: Affordable Hybrid ANC Headphones
B
besteprodukteimtest.de
22/09/2025
Summary of the review
Sudio Bluetooth Headphones Review 2026 - Best Products Tested
(Translated)Show original

Third-party reviews

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

What customers like about Sudio K2 Pro

  • Exceptional battery life (up to 65 hours of playtime)
  • Strong sound quality with deep bass and clear high notes
  • Effective Hybrid Active Noise Cancellation (ANC) for blocking environmental noise
  • High call clarity with five built-in microphones
  • Comfortable, lightweight design suitable for long-term wear
  • Intuitive touch controls on the side of the ear cups
  • Eco-friendly, plastic-free packaging made from cardboard
  • Includes a 3.5mm jack for professional monitoring or wired use

What customers don't like about Sudio K2 Pro

  • Lacks Bluetooth multipoint connection (cannot connect to phone and computer simultaneously)
  • Controls can be difficult to locate by touch alone due to the minimalist design
  • ANC performance may not match high-end competitors like AirPods Max
  • Does not support spatial audio technology
  • No dedicated companion app for EQ customization or firmware updates
  • Lacks in-ear/on-ear detection for automatic play/pause

Verdict

The Sudio K2 Pro is a wireless over-ear headphone featuring 40mm dynamic drivers and Hybrid Active Noise Cancellation for immersive audio with deep bass and clear highs. It boasts an exceptional battery life of up to 65 hours (reduced to 30 hours with ANC enabled), high-speed Bluetooth 5.4 connectivity, and a five-microphone system for enhanced call clarity. Key advantages include its lightweight 245g design, soft leather ear cushions for all-day comfort, and convenient touch controls; however, it lacks Bluetooth multipoint support for simultaneous multi-device connections and does not feature a foldable design for compact storage.

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