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We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-09-19 · 7 min read · Independent comparison
If you want proven everyday noise cancelling with a huge 55-hour playtime, choose CMF BY NOTHING Buds 2; if you need real-time two-way translation across 164 languages built right into your earbuds, choose ZYHKON AI Translation Earbuds.
• CMF BY NOTHING Buds 2 — biggest strength: 48dB hybrid ANC with a 5200Hz frequency range, plus 55 hours of total playtime and six HD mics for calls.
• CMF BY NOTHING Buds 2 — biggest trade-off: It's a pure music-and-calls product. It has no translation, no screen, and no companion app mode for language work.
• ZYHKON AI Translation Earbuds — biggest strength: Real-time two-way translation in 164 languages with no subscription, a touchscreen charging case, and multiple translation modes.
• ZYHKON AI Translation Earbuds — biggest trade-off: Its noise cancelling is rated at up to 38dB — less than the CMF model — and the translation features only work through the companion app after a QR-code setup.
• Who the CMF Buds 2 is for: Anyone who mostly wants strong ANC, long battery life, and touch controls for music and calls.
• Who the ZYHKON earbuds are for: Travelers, students, and international professionals who need on-the-spot interpretation more than audiophile tuning.
The CMF BY NOTHING Buds 2 is built around one clear idea: block out the world and keep playing. Its headline spec is 48dB hybrid active noise cancellation with a 5200Hz frequency range, which is the kind of figure you normally associate with cutting engine drone, train rumble and open-office chatter down to a background hum. The "hybrid" part means the system works on both feed-forward and feedback paths rather than just one, which is why the ANC claim goes so high. In my opinion, that combination is the single most useful thing this product offers.
Battery is the other pillar. CMF states 55 hours of playtime, which is the total figure you'd get including the charging case. That's a genuinely long runway — the sort of number that means you can go a full week of commuting without thinking about a charger, or take a long-haul flight and land with plenty left. The buds also carry 6HD mics for voice pickup, so calls are a first-class use case rather than an afterthought. Touch controls handle playback and ANC switching, and there's ChatGPT integration if you want a voice-assistant layer on top.
Who should buy it? If your day looks like noisy commutes, back-to-back calls, and long listening sessions, the CMF Buds 2 fits that life directly. It's also the easier pick if you want something simple: no app ritual, no setup sequence, just Bluetooth pairing and go. The orange plastic finish and in-ear fit are straightforward and unfussy. Who should skip it? Anyone whose primary need is talking to people who don't share a language. There is no translation engine here, no display case, no interpretation modes. If that's your goal, this isn't the product — the ZYHKON is. It also ships with a one-year manufacturer warranty, so if you want a longer coverage window, note that difference.
The ZYHKON AI Translation Earbuds are a different category of device wearing the same shape. The core feature is real-time, two-way translation in 164 languages with no subscription required — you install the app, scan the QR code, connect once, and translate from then on. ZYHKON claims that language set covers roughly 98% of commonly spoken global languages, with a response time under two seconds. That sub-two-second figure is the number that matters most in practice, because interpretation only feels usable when the pause is short enough to hold a conversation.
The modes are where the design thinking shows. Free Talk Mode handles automatic back-and-forth conversation without tapping your phone, which is the mode you'd want across a dinner table. Headset + Phone Mode is for quick transactional exchanges — ordering food, asking directions. Then there are extras: Photo Translation for signs and menus, Voice Memo, and an AI Chat Mode unlocked in the app for questions and note-taking. That's a genuinely broad toolkit, and it's the reason this product exists at all.
It isn't only a translator, though. ZYHKON fits 14.2mm dynamic drivers with a 20Hz–20,000Hz frequency range, hybrid ANC rated up to 38dB, and ENC noise filtering for calls. Bluetooth 5.4 is on board for faster pairing and a more stable link across iOS and Android. Battery is listed as 6–8 hours per charge and up to 48 hours total, and the touchscreen charging case lets you control music, calls, translation, volume and alarms without pulling out your phone. The case controls are a real convenience — but they're also the trade-off, because this is a more involved product. You need the app, you need the QR setup, and the translation experience lives inside that ecosystem.
Who should buy it? Travelers, international professionals, students and language learners who regularly hit a language wall. Who should skip it? Someone who just wants the strongest possible noise cancelling and the longest possible battery in the simplest package. The CMF edges it on both raw ANC depth and total playtime.
• Best for noise cancelling depth → CMF BY NOTHING Buds 2. 48dB hybrid ANC versus up to 38dB on the ZYHKON.
• Best for total battery life → CMF BY NOTHING Buds 2. 55 hours of playtime against the ZYHKON's up to 48 hours.
• Best for mic count on calls → CMF BY NOTHING Buds 2. Six HD mics, versus ENC call filtering on the ZYHKON (no mic count given).
• Best for travel across language barriers → ZYHKON AI Translation Earbuds. 164 languages, two-way, no subscription.
• Best for hands-off controls → ZYHKON AI Translation Earbuds. The touchscreen case controls music, calls, translation, volume and alarms.
• Best for quick phone-free conversation → ZYHKON AI Translation Earbuds. Free Talk Mode runs automatically without tapping your phone.
• Best for sound hardware flexibility → ZYHKON AI Translation Earbuds. 14.2mm dynamic drivers with a stated 20Hz–20,000Hz range, versus the CMF's 5200Hz frequency range figure.
• Best for simplicity → CMF BY NOTHING Buds 2. Pair and listen; no app, no QR code, no setup sequence.
If I had to pick one for myself, I'd take the CMF BY NOTHING Buds 2. My reasoning is simple: most people's daily listening is noise, battery and calls, and the CMF wins on all three of those raw numbers — 48dB ANC, 55 hours, six mics. I'd only switch to the ZYHKON AI Translation Earbuds if crossing a language barrier were a regular part of my week rather than a rare event. In that specific case, the 164-language engine and the touchscreen case make it the more valuable tool, and I'd accept the shallower ANC to get them. Two different jobs, two different answers. Check the current price on Amazon for whichever one matches your own use case.
On the stated specs, the CMF Buds 2. It's rated at 48dB of hybrid active noise cancelling, while the ZYHKON is rated at up to 38dB. If quiet is your priority, the CMF has the deeper figure.
Yes, per the product's own feature list — 164 languages with no monthly subscription fee. You do need to download the companion app and scan the QR code once to set translation up.
No. The CMF Buds 2 is a music-and-calls product with ANC, touch controls and ChatGPT integration. It has no translation engine or interpretation modes, so if that's what you need, the ZYHKON is the right pick.
CMF lists 55 hours of total playtime for the Buds 2. ZYHKON lists 6–8 hours per charge with up to 48 hours total. Both are all-day-plus figures, but the CMF's stated total is higher.
I'd recommend the ZYHKON AI Translation Earbuds for frequent international travel, because the 164-language two-way translation and the touchscreen case solve a problem the CMF simply doesn't address. If your travel is mostly about blocking noise on the plane, the CMF Buds 2 fits that better.
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