Devialet Gemini Devialet Gemini - II Wireless Bluetooth In-Ear Earbuds - Iconic White Review
The Devialet Gemini II earbuds promise revolutionary sound through ear-tuning tech, but our testing reveals mediocre performance where it counts. You can do better for the money.
The 30-Second Version
All hype, no bite. The Devialet Gemini II offers a clever ear-tuning gimmick wrapped in mediocre performance and a sky-high price. You can get significantly better sound and noise cancellation for the same money.
Overview
The Devialet Gemini II is a premium pair of earbuds that tries to solve a problem you might not have. The big story here is the Ear Active Matching tech that tunes sound to your ear canal thousands of times a second. It's a neat party trick, but our data shows it doesn't translate to standout sound quality. The one thing to know? You're paying a lot for a brand name and some clever algorithms, not for performance that beats the established leaders.
Performance
What surprised us was how middle-of-the-pack these feel across the board. For all the talk of '15 years of acoustics R&D,' the sound quality lands in the 41st percentile. That's just average. The Adaptive Noise Cancellation is even more underwhelming, sitting in the 34th percentile. It's fine for a quiet office, but it falls behind most competitors on a noisy commute or a flight. The battery life is a real weak spot, ranking in the bottom quarter of all products we track.
Pros & Cons
Pros
- Strong comfort (71th percentile) 71th
Cons
- Below average social proof (9th percentile) 9th
- Below average battery (18th percentile) 18th
- Below average anc (34th percentile) 34th
Specifications
Full Specifications
Design
| Weight | 0.1 kg / 0.1 lbs |
Connectivity
| Wireless | Yes |
Microphone
| Microphone | Yes |
Features
| Water Resistance | Yes |
Value & Pricing
Worth it? Not even close. The price spread across vendors is insane, ranging from $499 to over $100,000, which tells you everything about the inconsistent value. At the low end of that range, you're still paying a premium for a brand. At that $499 point, you can get the Sony WF-1000XM6 or Bose QuietComfort Ultras, which are objectively better in almost every measurable way. Skip the hype.
Price History
vs Competition
If you care about sound and noise cancellation, get the Sony WF-1000XM6. They're best-in-class for ANC and have richer, more detailed audio. If comfort and seamless integration with Apple devices are your top priorities, the AirPods Pro 2 are a no-brainer. The Bose QuietComfort Ultras offer arguably the most comfortable fit and stellar ANC. The Gemini II loses to all three on core performance metrics. The only reason to consider it is if you're deeply curious about the Ear Active Matching tech and money is no object.
| Spec | Devialet Gemini Devialet Gemini - II Wireless Bluetooth In-Ear Earbuds - Iconic White | Apple AirPods 4 Active Noise Cancellation Apple - AirPods 4 with Active Noise Cancellation - | Sony Sony - WF-1000XM6 Best Truly Wireless Noise | Bose Bose QuietComfort Ultra True Wireless | Technics Technics - Premium HiFi True Wireless Earbuds with | Jabra Jabra - Evolve2 Earset - Stereo - USB Type C - |
|---|---|---|---|---|---|---|
| Form Factor | - | True Wireless | True Wireless | In-Ear | In-Ear | In-Ear |
| Driver Type | - | Dynamic | Dynamic | Dynamic | Dynamic | Dynamic |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Bluetooth Version | - | 5.3 | 5.3 | 5.3 | 5.3 | 5.2 |
| Battery Life Hours | - | 5 | 12 | 6 | 7 | 8 |
| Case Battery Hours | - | 25 | 12 | 18 | 16 | 25 |
| Water Resistance | Yes | Water-Resistant | IPX4 | IPX4 | Water-Resistant | IP57 |
| Multipoint | - | true | true | true | true | true |
Common Questions
Q: Is the Ear Active Matching feature worth it?
It's a cool tech demo that personalizes the sound to your ear. But if the base sound quality is only average to begin with, personalizing an average signal doesn't magically make it amazing. We'd take better drivers and tuning over this algorithm any day.
Q: How's the battery life really?
Bad. It's in the 17th percentile in our database. You'll get about 5-6 hours on the buds and a total of 22 with the case, which is well below the class leaders. If you're a all-day listener, you'll be charging this case a lot.
Q: Are these good for commuting or travel?
No. They scored an abysmal 8.7 out of 100 in our 'commute' category. The ANC isn't strong enough to block out consistent low-end rumble from trains or planes. Look at Sony or Bose instead for that.
Who Should Skip This
If you're looking for the best noise cancellation for your commute or flight, this isn't it. Go get the Sony WF-1000XM6 instead. If you want the best sound quality for your money, skip these and look at brands like Sennheiser or Technics.
Verdict
We can't recommend the Devialet Gemini II. It's a classic case of marketing and novel features overshadowing actual performance. For a premium product, it delivers solid comfort and a unique tuning system, but it stumbles on the fundamentals: sound, ANC, and battery life. In a crowded market with proven winners from Sony, Bose, and Apple, there's just no compelling reason to choose these. Save your money or invest it in a pair that actually excels.