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We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-01 · 7 min read · Independent comparison
• Gelecek Waterproof Open-Ear Bone — biggest strength: bone conduction drivers paired with a stable ear-hook, so your ears stay open and you still hear traffic, horns and people around you while you train.
• Gelecek Waterproof Open-Ear Bone — biggest trade-off: open-ear bone conduction always trades some bass and isolation for safety, so it's a poor fit if you want to block out the world.
• Yeforu Green Long Battery — biggest strength: a semi in-ear design with a switchable Super Bass Mode and a classic mode, aimed at comfortable, fatigue-free listening at a budget price.
• Yeforu Green Long Battery — biggest trade-off: it's explicitly positioned as a spare/budget set, and the brand itself notes sound differences versus premium models.
• Pick the Gelecek if you sweat, run outdoors and care about hearing your surroundings.
• Pick the Yeforu if you want an inexpensive, comfortable pair for commuting, calls and casual music.
The Gelecek is a bone conduction headset, which means it sends sound through the bone rather than into the ear canal. Nothing gets inserted into your ear, so your canal stays open and unblocked. In practice that changes how you use headphones: you hear the music and you also hear the car coming up behind you. For anyone who runs on roads, cycles in traffic or hikes on shared trails, that's the entire point. The brand frames it around safety and around people with sensitive ear canals who dislike the pressure of normal buds.
The second thing that stands out is the build for movement. The ear-hook structure is designed to stay put, the enclosure is titanium, and the whole machine is described as ultra-light — light enough that you barely notice it once it's on. Waterproof performance is rated for heavy sweat and light rain splashes, which covers running, workouts and unpredictable weather. Bluetooth 6.0 is the connection standard here, with longer transmission distance and stronger anti-interference, so crowds and busy streets shouldn't cause dropouts.
Yeforu Green Long Battery: Who It's For
The Yeforu is a true wireless earbud with a semi in-ear shape. That's the middle ground between a fully sealed in-ear bud and a loose-fitting one: it sits at the opening of the canal rather than pushing inside it, which the brand says keeps ears breathable and free from soreness over long sessions. If you've ever had buds ache after two hours, that design choice is the reason to look here. The color is green and the enclosure is plastic, and the impedance is listed at 32 ohm.
Sound is where Yeforu puts most of its effort. There are two modes. Super Bass Mode switches on with a long press on the right earbud for about 1.5 seconds and boosts the low end to something closer to a classic in-ear. Classic Mode deliberately avoids that — the brand describes it as non-boomy and designed to prevent listening fatigue, favoring balance over punch. Having both means you can pick bass for the gym and the calmer setting for a long podcast or work session without buying two pairs.
The manufacturer is refreshingly blunt: these are described as spare, budget wireless earbuds, and the listing notes modest audible differences compared to premium branded models while arguing the value is excellent for the price. It also suggests using lossless or high-fidelity tracks if you want to judge the audio properly. Noise control is sound isolation rather than active cancellation. Skip these if you need serious noise blocking, top-tier build materials or a waterproof sport fit — that's not what they're for.
• Best for outdoor safety → Gelecek Waterproof Open-Ear Bone. Open-ear bone conduction keeps traffic and voices audible while you listen.
• Best for heavy sweat and rain → Gelecek Waterproof Open-Ear Bone. Waterproof performance is aimed at high-sweat sports and light rain.
• Best for bass lovers on a budget → Yeforu Green Long Battery. The Super Bass Mode is a one-press toggle on the right earbud.
• Best for long, fatigue-free listening → Yeforu Green Long Battery. Classic Mode is tuned to avoid boomy, tiring bass, and the semi in-ear fit is built for hours.
• Best for running, cycling, hiking and workouts → Gelecek Waterproof Open-Ear Bone. The ear-hook holds firm and the titanium build is ultra-light.
• Best as a cheap everyday or spare pair → Yeforu Green Long Battery. It's marketed exactly as that, with semi in-ear comfort and a low-cost positioning.
• Best if you hate things in your ears → it's a tie, for different reasons. Gelecek never enters the canal at all; Yeforu only rests at the opening.
• Best for blocking the world out → neither is ideal. Gelecek is intentionally open and Yeforu uses passive isolation, not active cancellation.
In my opinion, the Gelecek Waterproof Open-Ear Bone is the more interesting product of the two, and it's the one I'd buy for anything active. Ten hours of battery, Bluetooth 6.0, a titanium ear-hook and real sweat-and-rain resistance add up to a headset that's designed around a specific job instead of trying to please everyone. The Yeforu is honest about what it is — a comfortable, bass-capable budget earbud with a sensible price philosophy — and if your listening happens at a desk or on a bus rather than on a trail, it's the more natural fit. Figure out where you'll actually wear them, then check the current price on Amazon before you commit.
how to make cheap headphones sound better
Start with the source. Yeforu itself recommends lossless or high-fidelity files when evaluating these earbuds, because compressed audio hides detail. On the Yeforu, also try toggling between Super Bass Mode and Classic Mode — the right setting for a track makes a bigger difference than any accessory. On the Gelecek, make sure the ear-hook sits properly against your cheekbone, since bone conduction depends on contact.
how to get cheap headphones
Look for budget-positioned models with a clear purpose rather than a long feature list. The Yeforu Green Long Battery is explicitly sold as an affordable spare pair, and the manufacturer states plainly that it delivers value for the price while accepting modest differences from premium brands. The Gelecek takes the other route: it's a specialized sport headset, so you're paying for bone conduction, waterproofing and a stable fit instead of extras you won't use.
what budget headphones
Budget headphones are sets where the money goes into one or two things done well. Here, the Gelecek spends it on open-ear bone conduction, a titanium ear-hook and 10 hours of playback; the Yeforu spends it on a semi in-ear fit, dual sound modes and 32-ohm drivers. Neither includes a headphone jack — both are wireless only. Decide which single strength matters most to you and buy for that.
how long do cheap headphones last
The data sheets don't state a lifespan, so judge by construction and use. The Gelecek uses a titanium enclosure with waterproof performance against sweat and light rain, which suits repeated outdoor sessions. The Yeforu uses a plastic body and semi in-ear design aimed at comfort over long wear. How you store and charge them will matter more than the price you paid.
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