OnePlus has introduced a gaming accessory that rethinks how players interact with their smartphones during extended sessions. The OnePlus Ace 6 Ultra controller, designed specifically for mobile gaming, features an open-center layout that allows users to charge their phones while playing — a detail that addresses a common pain point for mobile gamers who often find themselves tethered to wall outlets or forced to pause gameplay to recharge.
This design choice isn’t just about convenience; it reflects a deeper understanding of how mobile gaming habits have evolved. As smartphones become more powerful and games more demanding, battery drain during intensive sessions has become a frequent frustration. The Ace 6 Ultra aims to solve this by integrating charging accessibility directly into the controller’s form factor, letting users keep their devices powered without removing the accessory or disrupting gameplay.
Beyond charging, the open middle section also promotes better airflow, potentially helping to mitigate thermal throttling — a performance issue that occurs when smartphones overheat under sustained load. By allowing heat to escape more freely from the device’s center, where processors and batteries are typically located, the controller may contribute to more consistent performance during long gaming marathons.
While the controller’s ergonomic shape and button layout follow familiar patterns seen in other mobile gaming grips, its internal charging pass-through is a distinctive feature. OnePlus has not disclosed whether the controller includes built-in battery passthrough technology or relies on a simple physical cutout for USB-C charging, but hands-on impressions suggest the design accommodates standard charging cables without interference.
The Ace 6 Ultra is positioned as a premium accessory for OnePlus’s flagship gaming-focused devices, particularly those in the Ace series, which are marketed toward performance-oriented users in Asia and increasingly in global markets. It connects via Bluetooth and is engineered to minimize input lag, a critical factor for competitive mobile gaming titles like PUBG Mobile, Call of Duty: Mobile, and Genshin Impact.
Design Philosophy: Solving Real-World Gaming Pain Points
Mobile gaming accessories have historically prioritized button layout and grip comfort over practical usability during extended play. Many controllers require users to remove them to charge their phones, interrupting immersion and flow. The Ace 6 Ultra’s open-center design challenges this norm by treating charging not as an afterthought but as a core usability feature.
This approach aligns with broader trends in gaming hardware, where manufacturers are increasingly focusing on ecosystem integration — ensuring that accessories enhance, rather than hinder, the user experience. For example, Nintendo’s Switch dock allows seamless transition between handheld and TV modes while charging, and Xbox’s Play and Charge kit lets users play while their controller recharges. OnePlus appears to be applying a similar philosophy to mobile gaming: uninterrupted play should be the standard, not the exception.
Thermal management is another often-overlooked aspect of mobile gaming performance. Smartphones, unlike dedicated consoles or PCs, lack active cooling systems. When running graphically intense games, devices can quickly reach temperatures that trigger performance throttling to protect internal components. By creating a gap in the controller’s structure, the Ace 6 Ultra may help promote passive cooling, especially when used in conjunction with external cooling fans or in well-ventilated environments.
OnePlus has not released official thermal performance data comparing the Ace 6 Ultra to other grips, but the design principle is consistent with engineering best practices for passive heat dissipation. Independent testing by tech reviewers will be needed to quantify any real-world impact on frame rates or session length before throttling occurs.
Compatibility and Ecosystem Integration
The Ace 6 Ultra controller is designed to operate primarily with OnePlus’s own smartphones, particularly models in the Ace and GT series that emphasize high refresh rate displays and powerful chipsets like the Snapdragon 8 Gen 3. However, it uses standard Bluetooth HID (Human Interface Device) protocols, meaning it should be compatible with most Android smartphones that support external game controllers.
OnePlus has not yet published an official compatibility list, but early reports suggest it functions with devices running Android 12 or later. Button mapping may require third-party apps like Octopus or GameSir for full customization in games that don’t natively support controller input, though many popular titles now offer built-in support.
The controller features a traditional layout: dual analog sticks, a D-pad, four face buttons, two shoulder triggers, and two additional programmable buttons on the underside. It includes a built-in rechargeable battery, though OnePlus has not disclosed its capacity or estimated runtime. Charging the controller itself appears to be done via a USB-C port located on the underside, separate from the phone’s charging pass-through.
Unlike some competing mobile controllers that draw power directly from the phone, the Ace 6 Ultra appears to be self-powered, which helps prevent additional drain on the smartphone’s battery during apply. This represents an important distinction — while the phone charges through the open center, the controller manages its own power needs independently.
Market Context and Competitive Landscape
The mobile gaming accessories market has grown rapidly alongside the rise of competitive and cloud-based gaming on smartphones. Services like Xbox Cloud Gaming, NVIDIA GeForce NOW, and Amazon Luna have made high-fidelity gaming accessible on mobile devices, increasing demand for premium input options.
OnePlus enters a space occupied by established brands such as Razer (with the Kishi V2), GameSir (G4x, G8), and Backbone (One for Android). These competitors often emphasize portability, low latency, or deep app integration. The Ace 6 Ultra differentiates itself through its charging pass-through design — a feature not widely replicated across the current market.
Razer’s Kishi V2, for example, wraps around the phone like a case and blocks the charging port unless used with a separate passthrough adapter. GameSir’s models vary in design, but few offer an open-center layout that allows uninterrupted charging. Backbone’s One for Android focuses on tight integration with its companion app and iOS-like feel but does not address charging during use.
By solving a tangible, everyday problem — the need to charge while playing — OnePlus may appeal to users who prioritize practicality over raw feature density. This could be particularly compelling in regions where mobile gaming is a primary form of entertainment and access to power outlets is limited, such as during travel or in shared living spaces.
User Experience and Early Impressions
Hands-on evaluations from tech journalists and content creators who have tested the Ace 6 Ultra note that the controller feels solid and well-balanced in hand. The button actuation is described as responsive, with tactile feedback comparable to mainstream console controllers. The open center does not appear to compromise structural integrity, and the device remains securely attached to the phone during use.
Some reviewers have pointed out that the design may make the controller slightly bulkier than slim-profile grips that hug the phone’s edges. However, this trade-off is accepted by many as worthwhile for the added functionality. The material finish is reported to be a matte-resistant plastic that reduces fingerprints and provides a secure grip.
OnePlus has not yet announced pricing or global availability for the Ace 6 Ultra. Based on the company’s historical pricing strategy for accessories, it is expected to fall in the mid-to-high range for mobile gaming controllers — likely between $49 and $69 USD — positioning it above budget options but below premium branded alternatives like the Razer Kishi.
Availability is expected to begin in select Asian markets first, consistent with OnePlus’s product rollout patterns for the Ace series, followed by a broader international release through the company’s online store and select retail partners.
What This Means for Mobile Gaming
The introduction of the Ace 6 Ultra controller signals a shift in how accessory makers think about the mobile gaming experience. Rather than treating controllers as mere input devices, companies are beginning to consider the full context of use: power management, thermal performance, and uninterrupted engagement.
For users who play competitively, stream gameplay, or simply enjoy long sessions without interruption, the ability to charge while playing removes a significant barrier to immersion. It also reduces the cognitive load of managing battery levels mid-game — a small but meaningful quality-of-life improvement.
Thermal benefits, while potentially modest, contribute to a broader conversation about sustaining performance in mobile devices. As games continue to push graphical fidelity and frame rates, any design that helps maintain consistent performance without relying on noisy fans or bulky coolers is worth noting.
the Ace 6 Ultra may not revolutionize mobile gaming hardware, but it refines it in a way that feels intuitive and user-centered. By solving a problem many players didn’t realize they were tolerating, OnePlus demonstrates that innovation in accessories doesn’t always require radical new technology — sometimes, it’s just about rethinking the basics.
As mobile gaming continues to grow in popularity and sophistication, accessories that enhance usability, comfort, and endurance will play an increasingly important role. The OnePlus Ace 6 Ultra controller stands as an example of how thoughtful design can elevate a familiar form factor into something genuinely better suited to how people actually play.
If you’ve tried the OnePlus Ace 6 Ultra controller or have thoughts on how mobile gaming accessories could improve, we’d love to hear from you. Share your experiences in the comments below, and don’t forget to share this article with fellow gamers who are tired of pausing to plug in.