If you want a rugged, phone-free workout companion with massive internal storage and IPX7 water resistance for gaming sessions on the move, choose Wildhorn Outfitters Crank Bone Conduction; if you need a sleek, modern listening experience with the latest Bluetooth 6.0 connectivity for casual gaming or daily commutes, choose Pupabiflor Bone Conduction Headphones（Graphite.
• Wildhorn Outfitters Crank Bone Conduction: Its biggest strength is the built-in MP3 player holding over 2500 songs, allowing for completely phone-free workouts and gaming, while its trade-off is a slightly heavier titanium build compared to some ultra-light competitors. This pick is for the serious athlete who refuses to carry a phone but still wants premium audio.
• Pupabiflor Bone Conduction Headphones（Graphite): It offers the most advanced Bluetooth 6.0 connectivity for a seamless wireless link, paired with a graphite black finish that looks modern, though it lacks internal storage and relies entirely on a paired device. This pick is for the gamer or commuter who prioritizes the latest connection standards and style over offline independence.
The Wildhorn Outfitters Crank is engineered for the user who treats their audio gear as a standalone tool rather than just an accessory. The defining feature here is the internal media capacity. With the ability to store up to 145 hours of music, books, or podcasts, this device effectively becomes your own portable radio station. You do not need to tether yourself to a smartphone to listen to your favorite tracks during a long run or a gaming session where you want to keep your hands free. This makes it uniquely suited for scenarios where carrying a phone is inconvenient, dangerous, or simply unnecessary.
Its durability is another pillar of this product's design. The IPX7 waterproof rating means it can withstand submersion in water up to one meter for thirty minutes. While many headphones claim sweat resistance, the Crank goes further, handling heavy rain or accidental drops into puddles without issue. Combined with a titanium alloy frame wrapped in premium silicone, the build quality suggests a device meant to survive the harshest outdoor environments. The magnetic charging system also speaks to longevity, reducing wear on ports by snapping into place automatically and offering a quick charge capability that delivers one hour of playback from just ten minutes of power.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-26 · 7 min read · Independent comparison
However, this level of ruggedness comes with a specific profile. If you are looking for the absolute lightest weight possible, the titanium construction might feel slightly more substantial than standard plastic alternatives. Furthermore, the open-ear design, while excellent for situational awareness, does not provide noise isolation. This is a deliberate trade-off for safety, but it means you will hear every footstep and car horn around you. It is best suited for the active individual who values safety and independence above all else, particularly those engaging in high-intensity sports or extended outdoor gaming marathons where battery anxiety is a real concern.
The Pupabiflor X3 model takes a different approach, focusing heavily on the wireless connection experience and aesthetic appeal. The standout specification here is the inclusion of Bluetooth version 6.0. In a market where many devices are stuck on older versions, this represents a significant step forward in potential stability and range. For a gamer using a usb c charging headphone for gaming setups, or anyone pairing with multiple devices, the latest protocol promises a more robust signal that resists interference better than previous generations. This makes it an ideal choice for users who rely on a constant, stable stream from their primary device without any desire for offline storage.
Design-wise, the Graphite Black finish offers a sleek, modern look that fits well with contemporary gym equipment or casual streetwear. The enclosure material utilizes a flexible titanium frame, which ensures a secure fit even during vigorous movements. The open-ear design keeps your ears fully exposed, maintaining that crucial sense of awareness required for running or cycling. The IPX5 rating provides solid protection against sweat and moisture, making it reliable for intense gym sessions or sweaty summer runs. It is a streamlined package that prioritizes comfort and connectivity over the complexity of having internal files stored on the device itself.
This product is clearly aimed at the user who prefers simplicity and modern tech specs. It is perfect for someone who always has their phone nearby and wants the best possible wireless link. However, the lack of internal storage means you cannot leave your phone behind. If you go for a run and forget your device, the headphones become useless. Additionally, while the battery life matches the competition at 12 hours, the absence of a dedicated MP3 player removes a layer of convenience for those who want to disconnect completely. It is the right choice for the casual gamer or fitness enthusiast who values the latest Bluetooth standards and a stylish appearance over the freedom of going phone-less.
• Best for phone-free independence → Wildhorn Outfitters Crank Bone Conduction: Only the Crank holds 145 hours of audio internally, letting you leave your phone at home.
• Best for latest connectivity standards → Pupabiflor Bone Conduction Headphones（Graphite）: The Bluetooth 6.0 chip offers a more modern connection foundation than the Crank's 5.4.
• Best for extreme water exposure → Wildhorn Outfitters Crank Bone Conduction: The IPX7 rating allows full submersion, whereas the Pupabiflor is rated only for IPX5 splash resistance.
• Best for quick charging convenience → Wildhorn Outfitters Crank Bone Conduction: Its magnetic connector aligns automatically and charges faster with a 10-minute boost for an hour of use.
• Best for sleek aesthetics → Pupabiflor Bone Conduction Headphones（Graphite）: The graphite black finish offers a distinct, modern look that stands out from the charcoal tone of the competitor.
• Best for multi-device flexibility → Wildhorn Outfitters Crank Bone Conduction: It supports simultaneous connections to multiple devices, a feature not explicitly detailed for the Pupabiflor.
• Best value for gamers who hate cables → Wildhorn Outfutors Crank Bone Conduction: The internal storage eliminates the need for a cable connection to a phone, creating a cleaner setup.
• Best for budget-conscious buyers seeking modern tech → Pupabiflor Bone Conduction Headphones（Graphite）: You get the newer Bluetooth version without the bulk of an MP3 player module.
In my opinion, if I were setting up a dedicated gaming station or planning a long outdoor session where I didn't want to worry about my phone's battery draining, I would buy the Wildhorn Outfitters Crank Bone Conduction. The ability to store over 145 hours of content directly on the headset transforms it from a simple speaker into a complete entertainment hub. That internal storage, combined with the superior IPX7 waterproofing, gives me confidence that I can take it anywhere, whether it's pouring rain or a sweaty indoor gaming marathon. While the Pupabiflor boasts Bluetooth 6.0, the practical utility of going completely phone-free with the Crank outweighs the marginal connectivity upgrade for my specific needs. Ultimately, the Crank feels like the more versatile tool for someone who wants their audio gear to work hard for them without relying on a secondary device.
Both models use bone conduction technology which generally offers low latency, but the Wildhorn Crank's ability to play locally stored audio via its internal MP3 player may reduce any potential Bluetooth lag when playing games that require precise timing.
The Wildhorn Outfitters Crank offers an IPX7 rating, meaning it can be submerged in water up to one meter, providing significantly higher protection against heavy sweat and rain compared to the Pupabiflor's IPX5 rating.
Yes, the Pupabiflor model does not have internal storage for music or audio files, so you must pair it with a smartphone or other source device to play content.
The Wildhorn Outfitters Crank explicitly supports multi-device connectivity, allowing you to switch between devices effortlessly, whereas the Pupabiflor data sheet does not confirm this dual-connectivity feature.
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