If you want a rugged, open-ear solution for outdoor exercise and safety, choose ASHATA Sport Headphone; if you need ultra-comfortable, noise-canceling earbuds specifically designed for side sleeping and overnight use, choose Ertuly Sleep Earbuds. This isn't a close call where the two products overlap in utility; they are engineered for fundamentally different environments and physical needs. One is built to keep you aware of your surroundings while running or cycling, while the other is engineered to block out the world so you can drift off without pressure points on your ears.
• ASHATA Sport Headphone: Strengths lie in its open-ear air conduction design that keeps you safe during outdoor activities by letting ambient sound in; trade-off is the lack of Active Noise Cancellation (ANC) and no microphone for calls. Best for active users who prioritize situational awareness over isolation.
• Ertuly Sleep Earbuds: Strengths include an incredibly lightweight 3g per bud form factor with Active Noise Cancellation to silence snoring or city noise; trade-off is that it is strictly an in-ear device not suitable for high-intensity sports or running outdoors. Best for light sleepers and side sleepers seeking total auditory quiet.
• The Verdict: Choose ASHATA if you need extra bass headphones for elderly relatives who still enjoy morning walks but need hearing protection from loud music. Choose Ertuly if the primary goal is deep rest for someone who struggles with noise pollution at night.
The ASHATA Sport Headphone is clearly built for movement. Its core architecture relies on an open-ear design that utilizes air conduction technology rather than traditional drivers pushing sound into the ear canal. This means the device sits outside the ear, leaving the ear canal completely unobstructed. For anyone who runs, hikes, or cycles, this is a massive safety feature. You can hear traffic, pedestrians, or nature sounds while simultaneously listening to your playlist within a stable 10-meter range. The product description explicitly notes that this design effectively avoids dangerous situations where a closed earbud might isolate you too much from your environment.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-24 · 7 min read · Independent comparison
Comfort is another pillar of this design, making it particularly relevant for older adults who may have sensitive ears or wear glasses. The unit weighs only 13 grams, which is remarkably light for a full headphone set. It is constructed from premium ABS and skin-friendly silicone, materials chosen to prevent the "swollen ear" issues common with heavy, in-ear models. Because it does not insert into the canal, it eliminates the friction and pain often associated with long-wearing earbuds. Furthermore, the ergonomic shape ensures it stays in place even during high-strength sports, and it is compatible with eyeglasses and helmets, removing a common point of failure for many athletes.
However, this product has specific limitations that define who should skip it. Since it uses open-air conduction, it cannot provide Active Noise Cancellation. If you are looking for silence in a noisy gym or on a loud bus, this will not work for you. This makes it unsuitable for taking phone calls while moving. It is purely a media consumption tool for active scenarios. If you need a neckband or clip-on style device that allows you to take calls while walking, this is not the right fit. But for those who need a reliable audio companion that doesn't compromise their hearing health or situational awareness, the ASHATA is a robust choice.
The Ertuly Sleep Earbuds are engineered for a completely different purpose: the bedroom. These are tiny, invisible buds weighing just 3 grams each, a weight distribution that makes them feel almost non-existent when worn. The design is specifically contoured for side sleepers, addressing a major pain point for most people. Traditional earbuds often dig into the ear when lying on one's side, causing pain that wakes you up. Ertuly's ergonomic shape and soft, smooth materials are designed to sit snugly without pressure, allowing for uninterrupted sleep whether you toss, turn, or stay flat.
The standout feature here is the Active Noise Cancellation (ANC). In a home environment filled with snoring partners, barking dogs, or distant traffic, these buds create a peaceful sanctuary. They reduce disturbances significantly, allowing the user to relax and rest more comfortably. Unlike the ASHATA, which wants you to hear the world, Ertuly wants to filter it out. The inclusion of Bluetooth 5.4 technology provides a strong connection, and the battery life supports up to 6 hours of continuous play, with a charging case extending that to 30 hours total. This ensures that even if you fall asleep early and wake up late, the power lasts through the night.
This product is ideal for those with sensitive ears who find standard sleep masks or bulky headbands uncomfortable. The "nude beige" color helps it remain discreet, fitting the "invisible" marketing promise. However, because these are in-ear buds, they are not suitable for running or vigorous activity. They would likely fall out during a jog and offer zero situational awareness. They are also not designed for long-term daily wear outside of sleep or meditation sessions. If you need a device to listen to podcasts while mowing the lawn or running errands, the Ertuly is the wrong tool. But for anyone struggling to get quality rest due to noise or discomfort, the combination of ANC and feather-light design makes it a superior specialist tool.
• Best for Outdoor Safety: ASHATA Sport Headphone wins decisively because its open-ear design lets you hear cars and people around you, a critical feature for runners and cyclists.
• Best for Noise Isolation: Ertuly Sleep Earbuds is the clear winner thanks to its Active Noise Cancellation, which blocks out snoring and environmental noise better than any open-ear model could.
• Best for Long Battery Life: While both are capable, Ertuly offers a total of 30 hours with its charging case, ensuring you never run out of power during a multi-day trip or extended sleep sessions.
• Best for Comfort with Glasses: ASHATA is designed to coexist with eyewear without pressure, whereas in-ear buds like Ertuly do not interact with glasses but may cause ear fatigue over very long periods.
• Best for Sensitive Ears: Ertuly edges ahead for overnight comfort due to the 3g weight and specific side-sleeper contouring, preventing the soreness common with larger headphones.
• Best for Call Functionality: Neither product has a microphone listed in the specs, but ASHATA's open design is better suited for casual listening in public spaces, while Ertuly is strictly for private, stationary use.
• Best for Hearing Health: ASHATA promotes hearing health by avoiding ear canal insertion, reducing the risk of wax buildup or infection associated with in-ear devices.
• Best for Elderly Users Seeking Activity: For an older adult who still enjoys gardening or walking, the ASHATA offers the security of hearing their surroundings while enjoying music.
In my opinion, the decision comes down to what part of your day you are trying to improve. If I were buying for an elderly relative who still wants to stay active, I would grab the ASHATA Sport Headphone. The open-ear design is safer for them to use outdoors, and the lightweight build prevents the irritation that often stops seniors from wearing headphones altogether. It solves the problem of "I want to listen but I need to be careful." Conversely, if the goal is helping someone get a good night's sleep, especially a side sleeper who hates pressure on their ears, the Ertuly Sleep Earbuds are the only logical choice. The 3g weight and ANC technology directly address the two biggest complaints about sleep headphones. Both products excel in their specific lanes, but neither can replace the other.
Yes, the ASHATA Sport Headphone is excellent for this because its open-ear air conduction design allows you to hear surrounding traffic and sounds while listening to music, enhancing safety during outdoor activities.
Absolutely. Weighing only 3 grams per bud with an ergonomic shape, the Ertuly Sleep Earbuds are designed to stay secure and comfortable against the pillow without causing pain or soreness for side sleepers.
The Ertuly Sleep Earbuds offer up to 6 hours of continuous playtime and a total of 30 hours with the charging case, making them highly reliable for overnight use compared to the single-unit design of the ASHATA.
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