JBL Synchros E10 Review | 93 Data compared

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  • Avg. price: ~£25
  • Form factor: in-ear
  • Connectivity: wired
  • Battery life: N/A hours
  • Active noise cancellation (ANC): no

JBL Synchros E10 review. Compare 93 technical specifications and user reviews to see how it ranks among headphones and if it is worth buying.

4.4

Overall score

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 components:

80.0%

3.6

Technical Score

20.0%

7.7

User score

Poor
3.6

Technical Score

What it is: An assessment of the headphones' technical performance, covering key areas such as sound quality, noise cancelling, microphone performance, battery life, comfort, connectivity, features, and build quality.

When it matters: When you want to compare headphones based on technical performance and available features.

Score components:

52.0%

2.4

Sound

20.0%

3.8

Features

10.0%

8.3

Design

8.0%

6.2

Connectivity

6.0%

1.0

Battery

4.0%

4.5

Calls & Controls

Poor
7.7

User score

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 components:

70.0%

7.7

User reviews

30.0%

7.8

Popularity

User score:
United Kingdom
amazon
3.9
(100)
amazon
3.8
(96)
amazon
3.8
(51)
amazon
3.7
(41)
amazon
3.8
(36)
amazon
3.9
(18)
amazon
3.9
(15)
amazon
3.9
(9)
United States
Amazon_logo.png
3.9
(100)
Amazon_logo.png
3.8
(96)
Amazon_logo.png
3.8
(51)
Amazon_logo.png
3.7
(41)
Amazon_logo.png
3.8
(36)
Amazon_logo.png
3.9
(18)
Amazon_logo.png
3.9
(15)
Amazon_logo.png
3.9
(9)

(Reviews last updated: June 2026)

Very good
  • 2.1
    Gaming

    Score components:

    35.0%

    0.0

    Audio latency

    25.0%

    0.0

    Low-latency game mode

    20.0%

    10

    Can be used as a headset

    12.0%

    1.0

    Noise-canceling microphone

    8.0%

    0.0

    Battery life

  • 2.1
    Travel

    Score components:

    28.0%

    1.0

    Active noise cancellation (ANC)

    24.0%

    0.0

    Battery life

    18.0%

    10

    Weight

    16.0%

    0.0

    Multipoint support

    14.0%

    0.0

    Ambient sound mode

  • 2.7
    Calls

    Score components:

    28.0%

    1.0

    Noise-canceling microphone

    24.0%

    10

    Can be used as a headset

    18.0%

    0.0

    Multipoint support

    16.0%

    0.0

    Battery life

    14.0%

    0.0

    Companion app

  • 5.0
    Workout

    Score components:

    28.0%

    10

    Weight

    24.0%

    1.0

    Water resistance

    20.0%

    4.0

    IP rating

    16.0%

    0.0

    Battery life

    12.0%

    10

    Can be used as a headset

  • jbl-synchros-e10
jbl-synchros-e10

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Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The JBL Synchros E10 is a lightweight (10g) in-ear headphone featuring 8mm or 9mm premium drivers that deliver a wide frequency response of 10Hz to 22kHz and a sensitivity of 105dB. Key characteristics include JBL's PureBass performance for enhanced low-end, angled ear-tubes for a secure fit, and a 1.2m tangle-resistant flat cable with a universal one-button inline remote and microphone. Main pros are its powerful, distortion-free bass at high volumes, comfortable ergonomic design, and the inclusion of a lightweight carrying case. However, some users note cons such as a muted high-mid response that can lack crispness, and limited included accessories compared to competitors.

Technical Specifications of JBL Synchros E10

Technical Score

What it is: An assessment of the headphones' technical performance, covering key areas such as sound quality, noise cancelling, microphone performance, battery life, comfort, connectivity, features, and build quality.

When it matters: When you want to compare headphones based on technical performance and available features.

Score components:

52.0%

2.4

Sound

20.0%

3.8

Features

10.0%

8.3

Design

8.0%

6.2

Connectivity

6.0%

1.0

Battery

4.0%

4.5

Calls & Controls

3.6
JBL Synchros E10 has a technical score of 3.56 points, which is lower than that of 92.9% of products in this category.
User score

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 components:

70.0%

7.7

User reviews

30.0%

7.8

Popularity

User score:
United Kingdom
amazon
3.9
(100)
amazon
3.8
(96)
amazon
3.8
(51)
amazon
3.7
(41)
amazon
3.8
(36)
amazon
3.9
(18)
amazon
3.9
(15)
amazon
3.9
(9)
United States
Amazon_logo.png
3.9
(100)
Amazon_logo.png
3.8
(96)
Amazon_logo.png
3.8
(51)
Amazon_logo.png
3.7
(41)
Amazon_logo.png
3.8
(36)
Amazon_logo.png
3.9
(18)
Amazon_logo.png
3.9
(15)
Amazon_logo.png
3.9
(9)

(Reviews last updated: June 2026)

7.7
JBL Synchros E10 has a user score of 7.7 points, which is lower than that of 66.5% of products in this category.
Popularity
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.
7.8
JBL Synchros E10 has a popularity of 7.8 points, which is higher than 65% of products in this category.
Ratio quality/price

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 components:

60.0%

4.4

Overall score

40.0%

10

Price

6.1
JBL Synchros E10 has a quality-to-price ratio of 6.1 points, which is lower than 78.9% of products in this category.
Active noise cancellation (ANC)
What it is: Reduces background noise using active technology
When it matters: When blocking office, travel, or aircraft noise is a priority.

Importance: HIGH

no
JBL Synchros E10 does not support active noise cancellation. 27.4% of headphones support active noise cancellation.
Driver type
What it is: Type of speaker driver technology used
When it matters: When the underlying sound character and driver technology matter to you.

Importance: MEDIUM

dynamic
Driver size
What it is: Diameter of the speaker driver unit
When it matters: When you want extra hardware context behind how the headphones may handle bass weight, scale, or overall presentation.

Importance: MEDIUM

9 mm
JBL Synchros E10 uses a driver size of 9 mm, smaller driver size than 92.3% of headphones and equal to 2.6% of headphones.
Number of drivers
What it is: Total number of speaker drivers per earcup
When it matters: When multi-driver designs are part of your buying criteria.

Importance: LOW

1
JBL Synchros E10 uses 1 drivers, equal to 96% of headphones.
Lowest frequency
What it is: Lowest audio frequency the headphones can reproduce
When it matters: When deeper bass extension matters for your music or movie listening.

Importance: MEDIUM

Good value: <=10 Hz

10 Hz
JBL Synchros E10 reaches a lowest frequency of 10 Hz, lower lowest frequency than 67.3% of headphones and equal to 12.5% of headphones.
Show more
Noise-canceling microphone
What it is: Built-in microphone reduces background noise during calls
When it matters: When you take calls in busy spaces and want your voice to stay clearer.

Importance: MEDIUM

no
JBL Synchros E10 does not support a noise-canceling microphone. 45.6% of headphones support noise-canceling microphones.
Can be used as a headset
What it is: Shows whether the headphones can handle voice chat and calls in addition to normal audio playback.
When it matters: When one pair needs to cover music, calls, meetings, and gaming chat.

Importance: MEDIUM

yes
JBL Synchros E10 is headset-ready, 84.7% is not. 15.3% of headphones can be used as headsets.
Number of microphones
What it is: Total number of built-in microphones
When it matters: When call pickup quality and beamforming support matter to you.

Importance: LOW

Good value: >=2

1
JBL Synchros E10 has 1 microphones, more microphones than 25.9% of headphones and equal to 52.2% of headphones.
Boom microphone
What it is: Includes detachable boom microphone for voice clarity
When it matters: When you need stronger voice clarity for gaming, streaming, or work calls.

Importance: LOW

no
JBL Synchros E10 does not include a boom microphone. 15.6% of headphones have a boom microphone.
Microphone SNR
What it is: Signal-to-noise ratio of the microphone
When it matters: When call clarity matters and you want your voice picked up more cleanly instead of buried in background hiss.

Importance: LOW

Good value: >80 dB

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Connectivity
What it is: Available connection methods (wired, wireless, Bluetooth, etc.)
When it matters: When the headphones need to match how you listen across wired and wireless devices.

Importance: HIGH

wired
JBL Synchros E10 supports wired connectivity, equal to 52.6% of headphones.
Bluetooth version
What it is: Version of Bluetooth technology supported
When it matters: When wireless stability, efficiency, and feature support matter more than treating Bluetooth as a box-check spec.

Importance: MEDIUM

Good value: >=5.0

N/A
Maximum Bluetooth range
What it is: Maximum wireless operating distance from source device
When it matters: When you move around rooms and want fewer dropouts from your source device.

Importance: LOW

Good value: >=10 m

N/A
Audio latency
What it is: Delay between audio and video in wireless mode
When it matters: When you watch video or play games and need sound to stay in sync.

Importance: HIGH

Good value: <60 ms

N/A
Multipoint support
What it is: Supports simultaneous connections to multiple devices
When it matters: When you switch often between a phone and a laptop during the day.

Importance: MEDIUM

N/A
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Ambient sound mode
What it is: Allows external sounds to pass through for awareness
When it matters: When you need to stay aware of traffic, voices, or announcements.

Importance: MEDIUM

N/A
EQ support
What it is: Allows customization of sound profile via equalizer
When it matters: When the stock tuning is not enough and you want to shape bass, mids, or treble to match your taste.

Importance: MEDIUM

no
JBL Synchros E10 does not support EQ customization. 23.3% of headphones support EQ.
Companion app
What it is: Dedicated mobile app for customization and updates
When it matters: When software customization, updates, and extra controls matter.

Importance: MEDIUM

N/A
Adjustable ANC levels
What it is: Allows adjustment of noise cancellation intensity levels
When it matters: When you move between quiet rooms, offices, streets, and public transport and do not want one ANC setting for every situation.

Importance: LOW

Good value: >=4

N/A
Voice assistant support
What it is: Compatible with voice assistants like Siri, Alexa, or Google Assistant
When it matters: When hands-free control is part of your daily routine.

Importance: LOW

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Battery life
What it is: Playback time on a single charge
When it matters: When you commute, travel, or work long shifts and do not want charging breaks to interrupt listening.

Importance: HIGH

Good value: >45 hours

N/A
Battery life with ANC
What it is: Playback time with active noise cancellation enabled
When it matters: When you plan to keep noise cancellation on for most of the day.

Importance: HIGH

Good value: >40 hours

N/A
Charging time
What it is: Time required for a full battery charge
When it matters: When you often need the headphones ready again after short breaks.

Importance: MEDIUM

Good value: <=2 hours

N/A
Quick charge
What it is: Provides quick playback time with short charging period
When it matters: When a short top-up needs to deliver useful playback before you leave.

Importance: MEDIUM

N/A
Battery capacity
What it is: Total energy storage of the internal battery
When it matters: When you are estimating how much battery headroom the design may have before relying only on the official runtime claim.

Importance: MEDIUM

Good value: >=720 mAh

N/A
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Brand name
What it is: The manufacturer or brand of the product.
When it matters: When you prefer a specific ecosystem, support network, or design philosophy.

Importance: MEDIUM

JBL
Form factor
What it is: Overall design type of the headphones (over-ear, on-ear, in-ear, etc.)
When it matters: When comfort, portability, and isolation depend on the overall headphone style.

Importance: HIGH

in-ear
Weight
What it is: Total weight of the headphones
When it matters: When long listening sessions make wearing comfort more important.

Importance: MEDIUM

Good value: <150 g

10 g
JBL Synchros E10 weighs 10 g, lighter than 95.3% of headphones and equal to 1.1% of headphones.
Acoustic design
What it is: Type of acoustic design (open-back, closed-back, semi-open)
When it matters: When you need the right balance of isolation, leakage, and soundstage.

Importance: HIGH

closed-back
Clamp force
What it is: Amount of clamping pressure applied to the head
When it matters: When comfort and fit security matter during long sessions.

Importance: MEDIUM

N/A
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JBL Synchros E10 vs the average headphone

  • 95.4% lower weight
    JBL Synchros E10 is lighter than the average headphone (10 g vs 218 g). The average pair of headphones weighs 218 g.
    What it is: Total weight of the headphones
    When it matters: When long listening sessions make wearing comfort more important.

    Importance: MEDIUM

    Good value: <150 g

    JBL Synchros E10 is lighter than the average headphone (10 g vs 218 g). The average pair of headphones weighs 218 g.10 g vs 218 g
  • Direct 3.5 mm plug
    JBL Synchros E10 includes a direct 3.5 mm plug, the average headphone does not. 38.8% of headphones have a 3.5 mm male connector.
    What it is: Shows whether the headphones end in a built-in 3.5 mm male plug instead of relying on a separate detachable cable.
    When it matters: When direct wired compatibility with older devices or adapters matters.

    Importance: MEDIUM

    JBL Synchros E10 includes a direct 3.5 mm plug, the average headphone does not. 38.8% of headphones have a 3.5 mm male connector.
  • 8 Hz lower bass extension
    JBL Synchros E10 has a lower lowest frequency than the average headphone (10 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
    What it is: Lowest audio frequency the headphones can reproduce
    When it matters: When deeper bass extension matters for your music or movie listening.

    Importance: MEDIUM

    Good value: <=10 Hz

    JBL Synchros E10 has a lower lowest frequency than the average headphone (10 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.10 Hz vs 18 Hz
  • In-line controls
    JBL Synchros E10 includes in-line controls, the average headphone does not. 36.4% of headphones support in-line controls.
    What it is: Controls available on in-line remote of wired cable
    When it matters: When your wired setup depends on cable-mounted buttons or call controls.

    Importance: LOW

    JBL Synchros E10 includes in-line controls, the average headphone does not. 36.4% of headphones support in-line controls.
  • 3 dB/mW higher sensitivity
    JBL Synchros E10 has a higher sensitivity than the average headphone (105 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    What it is: Sound pressure output level per unit of input power
    When it matters: When you plan to use weaker sources like phones, handhelds, or entry-level dongles and still want enough volume.

    Importance: MEDIUM

    Good value: >=106 dB/mW

    JBL Synchros E10 has a higher sensitivity than the average headphone (105 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.105 dB/mW vs 102 dB/mW
  • 3.6x cheaper
    JBL Synchros E10 is cheaper than the average headphone (£25 vs £90).
    JBL Synchros E10 is cheaper than the average headphone (£25 vs £90).£25 vs £90
  • 2,000 Hz higher treble extension
    JBL Synchros E10 has a higher highest frequency than the average headphone (22,000 Hz vs 20,000 Hz). The average headphones reach a highest frequency of 20,000 Hz.
    What it is: Highest audio frequency the headphones can reproduce
    When it matters: When treble extension and overall frequency reach matter to you.

    Importance: MEDIUM

    Good value: >=24000 Hz

    JBL Synchros E10 has a higher highest frequency than the average headphone (22,000 Hz vs 20,000 Hz). The average headphones reach a highest frequency of 20,000 Hz.22000 Hz vs 20000 Hz
  • 95.4% lower weight
    JBL Synchros E10 is lighter than the average headphone (10 g vs 218 g). The average pair of headphones weighs 218 g.
  • 8 Hz lower bass extension
    JBL Synchros E10 has a lower lowest frequency than the average headphone (10 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
  • 3 dB/mW higher sensitivity
    JBL Synchros E10 has a higher sensitivity than the average headphone (105 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
  • 2,000 Hz higher treble extension
    JBL Synchros E10 has a higher highest frequency than the average headphone (22,000 Hz vs 20,000 Hz). The average headphones reach a highest frequency of 20,000 Hz.
  • Direct 3.5 mm plug
    JBL Synchros E10 includes a direct 3.5 mm plug, the average headphone does not. 38.8% of headphones have a 3.5 mm male connector.
  • In-line controls
    JBL Synchros E10 includes in-line controls, the average headphone does not. 36.4% of headphones support in-line controls.
  • Fixed cable
    JBL Synchros E10 has a fixed cable, while the average headphone has a detachable one. 62% of headphones have a detachable cable.
  • No passive noise reduction
    JBL Synchros E10 does not offer passive noise reduction, while the average headphone does. 82.7% of headphones have passive noise reduction.
  • 31 mm smaller driver size
    JBL Synchros E10 has smaller driver size than the average headphone (9 mm vs 40 mm). The average headphones use a driver size of 40 mm.
  • 95% lower input power handling
    JBL Synchros E10 has a lower max input power than the average headphone (5 mW vs 100 mW). The average headphones handle max input power of 100 mW.
  • No passive noise reduction
    JBL Synchros E10 does not offer passive noise reduction, while the average headphone does. 82.7% of headphones have passive noise reduction.
    What it is: Shows whether the headphones reduce outside noise through physical sealing, fit, and materials rather than active electronics.
    When it matters: When you want better isolation from fit and seal alone, even with ANC turned off or not available.

    Importance: MEDIUM

    JBL Synchros E10 does not offer passive noise reduction, while the average headphone does. 82.7% of headphones have passive noise reduction.
  • 31 mm smaller driver size
    JBL Synchros E10 has smaller driver size than the average headphone (9 mm vs 40 mm). The average headphones use a driver size of 40 mm.
    What it is: Diameter of the speaker driver unit
    When it matters: When you want extra hardware context behind how the headphones may handle bass weight, scale, or overall presentation.

    Importance: MEDIUM

    JBL Synchros E10 has smaller driver size than the average headphone (9 mm vs 40 mm). The average headphones use a driver size of 40 mm.9 mm vs 40 mm
  • Fixed cable
    JBL Synchros E10 has a fixed cable, while the average headphone has a detachable one. 62% of headphones have a detachable cable.
    What it is: Cable can be removed or replaced
    When it matters: When you care about easier cable replacement, simpler storage, or the option to swap to shorter, longer, or upgraded leads.

    Importance: MEDIUM

    JBL Synchros E10 has a fixed cable, while the average headphone has a detachable one. 62% of headphones have a detachable cable.
  • 11% worse value for money
    JBL Synchros E10 has worse value for money than the average headphone (6.07 vs 6.736).
    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.
    JBL Synchros E10 has worse value for money than the average headphone (6.07 vs 6.736).6.07 vs 6.74
  • 95% lower input power handling
    JBL Synchros E10 has a lower max input power than the average headphone (5 mW vs 100 mW). The average headphones handle max input power of 100 mW.
    What it is: Maximum input power the drivers can safely handle
    When it matters: When you pair the headphones with stronger sources or dedicated gear.

    Importance: LOW

    Good value: >=300 mW

    JBL Synchros E10 has a lower max input power than the average headphone (5 mW vs 100 mW). The average headphones handle max input power of 100 mW.5 mW vs 100 mW

Graphic comparison of JBL Synchros E10 and

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Third-party reviews

What customers like about JBL Synchros E10?

  • Powerful bass response with no distortion even at high volumes
  • Affordable, budget-friendly price point
  • Lightweight, stylish design available in multiple vibrant colors
  • Flat, tangle-resistant cable with a slim 3.5mm jack
  • Includes a convenient inline microphone and single-button remote
  • Comfortable fit for long listening sessions due to angled ear-tubes

What customers dislike about JBL Synchros E10?

  • Muted or muffled high-mids leading to a lack of overall clarity
  • Single-button remote lacks built-in volume controls
  • Minimal included accessories beyond basic silicone ear tips
  • Sound signature is heavily bass-focused, which may overwhelm some music genres
  • Durability issues reported by some users, including internal breakage over time
  • Lower mids can feel congested or suffer from mid-bass bleed

Expert reviews

U
uk.pcmag.com
13/08/2014

The JBL Synchros E10 is an affordable, bass-focused pair of in-canal earphones priced at $39.95 that targets budget-minded music lovers. In performance testing, the earphones delivered powerful sub-bass response and laudable thunder with absolutely zero distortion, even when pushed to top volume levels. Its simple, stylish aesthetics feature a flat, tangle-resistant, linguini-style...Read more

A
au.pcmag.com
14/08/2014

The JBL Synchros E10 is an affordable, bass-focused pair of in-canal earphones that offers powerful low-frequency performance with zero distortion, even at maximum volume levels. Priced at $39.95, it features a simple, stylish design available in multiple solid colors, highlighted by a metallic accent panel on each earpiece and a flat, tangle-resistant cable. A major functional pro...Read more

T
thephonograph.net
13/08/2018

The JBL Synchros E10 is an affordable in-ear headphone featuring a bass-heavy sound profile with robust, satisfying sub-bass and mid-bass, along with exceptional noise containment. Pros include high power handling, excellent, durable build quality for its price point, and a rich, energetic low-end that caters to bass-centric listeners. Conversely, the review notes that the 9mm...Read more

P
pcmag.com
13/08/2014

The JBL Synchros E10 ($39.95) are budget-friendly, in-canal earphones lauded by PCMag for delivering powerful, distortion-free, deep sub-bass performance in a stylish, color-varied design with a simple inline microphone. While ideal for bass enthusiasts, the sound signature is heavily sculpted, lacking high-mid and treble clarity, which results in a frequently muffled audio profile....Read more

K
kopfhoerer.de
08/02/2016

The JBL Synchros E10 in-ear headphones deliver a balanced and pleasing sound profile at an affordable price point, though they suffer from significant design flaws. Audio performance is the primary strength, offering clean vocal reproduction and a solid, powerful bass response that becomes highly prominent when creating a tight seal inside the ear. Additional pros include its...Read more

L
ljudochbild.se
22/03/2016

The review by Jonas Ekelund for Ljud & Bild evaluates the JBL Synchros E10 as an affordable, colorful mid-range in-ear model positioned just below JBL’s premium Synchros S-series. The publication highlights the product's pros, which include a clean, stylish design featuring angled, strain-relieved ear-tube attachments, a flat tangle-free cable, and a choice of four vibrant colors....Read more

Video reviews

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