Harman Kardon Onyx Studio 4
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Customers like the clear, omnidirectional sound and great value of this portable Bluetooth speaker, but dislike its short battery life and lack of audiophile-level quality.
The product receives amazing review on average (consumer score 9.6). This is slightly above the median bluetooth speaker score of 9.1.
Customer Review Breakdown
Our AI-based engine goes thousands of reviews around the web and summarizes common consumer sentiments
🤩 The good:
Customers like the Harman Kardon Onyx Studio 4 for its clear sound, omni-directional design, great value, and ability to provide good TV and phone surround sound.
They also appreciate its loud and powerful performance, crystal clear highs, lows, and midranges, clean bass, Bluetooth connectivity and long battery life.
Some customers have pointed out that multiple units can be connected together for an even more immersive experience.
🤔 The maybe:
Key customer concerns include potential issues with the battery running out quite fast or not being very loud.
Some customers have reported not receiving a charging cord with their purchase which has been inconvenient for them.
Others have mentioned that the speaker's sound quality may not be up to audiophile standards.
Most repeated sentiments:
Putting numbers into perspective...
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Very high levels of customer satisfaction.
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9.1
Great
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Rank
#7
out of 226
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In comparison:
8.9
Great
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Rank
#3
out of 226
Reviews
In comparison:
9.7
Amazing
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| Portable wireless speaker blasts loud, clear 360° sound with deep bass; waterproof, dustproof, drop-proof and floats; 20 hour battery life; Magic Button for one-touch music control. | Portable and waterproof with 360° sound, deep bass, Magic Button for music controls, 15 hour battery life, durable fabric and PartyUp feature for pairing multiple speakers. | IP67 waterproof, 12 hours of playtime, eco-friendly packaging, two-way speaker system for powerful sound and deep bass, PartyBoost for stereo sound or multiple speaker pairing. |
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| More product details | More product details | More product details |
Summary by topic
Diving into common points that customers pointed out most frequently
Clear sound
Positive
Many reviewers have praised the Harman Kardon Onyx Studio 4 for its clear sound quality, with some even comparing it favorably to Bose speakers. The highs, lows, and midranges are all crystal clear and the bass is described as some of the clearest and cleanest on a speaker. Overall, reviewers seem to be very satisfied with the clarity of sound produced by this product.
Great design
Positive
The design of the Harman Kardon Onyx Studio 4 speaker is highly praised by reviewers. They love its omni-directional design, which allows sound to travel loudly and clearly in many directions. The speaker is also described as large enough to fill a room with sound, yet small enough to bring in a backpack. Reviewers appreciate the sleek and modern look of the speaker and highly recommend it for its great value. Overall, the design aspect of this product receives high marks from reviewers.
Good value
Positive
The majority of reviewers consider the Harman Kardon Onyx Studio 4 to be a great value. They appreciate the quality of the sound, especially in terms of the bass and clarity. Some even compare it favorably to higher-end brands like Bose. A few mention that the battery life could be better, but overall they find it to be an excellent purchase for its price point.
Love the speaker
Positive
Reviewers overwhelmingly express their love for the Harman Kardon Onyx Studio 4 speaker. Many describe it as providing clear, powerful sound that rivals or surpasses other top brands. They appreciate the omni-directional design and value of the product. Some even use it for a surround sound experience with their TV or phone. While some mention issues with battery life or missing charging cords, overall reviewers are highly satisfied and recommend this speaker to others.
Battery life issues
Mixed
Some reviewers have reported that the battery runs out quite fast, while others have been able to get a good 7 hours out of it wirelessly. However, most seem to agree that the battery life is a little lacking compared to other aspects of the product.
Expert Reviews
There are people on the Internet whose job is to review products. Below are their opinions.
ReviewFinder database has 9 expert reviews of Harman Kardon Onyx Studio 4.
Expert reviews [9]
- with a score: 2
- without a score: 7
| Highest score by Trekbible |
84
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| Average score based on 9 reviews |
74
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| Lowest score by TechGearLab |
63
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Score distribution:
| 80-100 | |
| 60-80 | |
| 40-60 | |
| 20-40 | |
| 0-20 |
Product Info
Summary of key features and use cases of Harman Kardon Onyx Studio 4
The rechargeable battery also supports up to eight hours of playtime, so you can enjoy your music all day without worrying about running out of juice. Another great feature of this speaker is its Bluetooth connectivity. You can stream music wirelessly from your phone or tablet and enjoy room-filling sound wherever you go. Plus, you can connect up to two smart devices at the same time and take turns playing music. The Onyx Studio 4 also has a built-in microphone with voice logic, echo cancellation, and noise cancellation for crystal-clear conferencing over the speaker. 
This portable Bluetooth speaker is perfect for anyone who loves high-quality audio on-the-go. From streaming music wirelessly via Bluetooth to enjoying crystal-clear conference calls over the built-in microphone, there's no shortage of great features packed into this sleek device. With its long battery life and ability to connect with other HK Connect+ enabled speakers, this speaker is ideal for outdoor gatherings or parties where you need powerful sound that reaches every corner of the space. It's also great for use as TV or phone surround sound thanks to its clear highs, lows, midranges and clean bass – making it an excellent choice if you're looking to elevate your audio experience. 
And with its sleek design and range of features – including Bluetooth connectivity and voice control – it's hard to find fault with this impressive speaker. 
Question / Answer
Basic Q&A of the features of Harman Kardon Onyx Studio 4
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Q: How many devices can be connected to the Harman Kardon Onyx Studio 4 at the same time?A: Up to 2 smart devices can be connected to the speaker at the same time and take turns playing music.
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Q: What is the battery life of the Harman Kardon Onyx Studio 4?A: The rechargeable battery supports up to 8 hours of playtime.
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Q: What is Harman Kardon connect+?A: Harman Kardon connect+ allows you to connect more than 100 HK connect+ enabled speakers with the touch of a button.
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Q: What is the signal to noise ratio of the Harman Kardon Onyx Studio 4?A: The signal to noise ratio of the speaker is 80dB A-weighted.
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Q: What is the special feature of the Harman Kardon Onyx Studio 4?A: The speaker has a built-in microphone for crystal-clear conferencing over the speaker.
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Q: How can you access Siri or Google now from the Harman Kardon Onyx Studio 4?A: You can access Siri or Google now from the speaker with a simple button press, which can be easily configured via the HK connect app.
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Q: What is the recommended use for the Harman Kardon Onyx Studio 4?A: The speaker is recommended for music players.
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Q: What is the mounting type of the Harman Kardon Onyx Studio 4?A: The mounting type of the speaker is tabletop.
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Q: What is the unit count of the Harman Kardon Onyx Studio 4?A: The unit count of the speaker is 1.0 count.
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Q: What is the color of the Harman Kardon Onyx Studio 4?A: The color of the speaker is black.
Position in ranking
We maintain a monthly ranking that sums up expert recommendations for all portable bluetooth speakers.
| Rank | Change | Price | Bluetooth Speaker |
TechRadar
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Rtings.com
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PCMag
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SoundGuys
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WIRED
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Popular Mechanics
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Digital Trends
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What Hi-Fi
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TechHive
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Tom's Guide
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1
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- | $399 |
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9
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1
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4
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3
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5
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11
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2
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Sonos Roam
Stream over WiFi, Bluetooth and AirPlay2, waterproof and durable design, Trueplay tuning for clear sound, up to 10 hours of play time, multi-room audio with other Sonos speakers.
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1
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2
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2
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11
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6
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5
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3
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JBL Flip 6
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3
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3
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5
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1
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7
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4
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-1 | $180 |
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Powerful sound, up to 20 hours of playtime, IP67 waterproof/dustproof rating, PartyBoost feature for connecting multiple speakers in stereo or link them together, built-in powerbank for charging devices.
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7
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1
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7
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9
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| More product details | More product details | More product details | More product details |