10 Best Wifi Phone 2025 in the United States

The Apple iPhone 15 Pro Max, 256GB, Black Titanium for Boost Mobile (Renewed) is a powerful and feature-rich device that stands out in several key areas. It supports WiFi 6E, which means you get excellent wireless connectivity with faster download speeds and lower latency, ideal for seamless VoIP calls. The battery life is supported by a robust lithium-ion battery. Voice quality is likely to be excellent considering Apple's reputation and the advanced display and connectivity features, which can contribute to a clearer communication experience.

The phone is compatible with all carriers and has dual SIM support, making it versatile for various VoIP services. Ease of use is enhanced by Apple's intuitive iOS system, fingerprint recognition, and advanced display features like the Always-On display and Dynamic Island for quick access to information. Security features are robust, with biometric fingerprint recognition and emergency satellite communication features that add a layer of safety.

Additional features like the ProMotion display with a 120Hz refresh rate, USB-C connectivity for faster charging and data transfer, and the device's high storage capacity (256GB) further enhance its appeal. This phone is especially suited for users looking for a high-performance device with advanced connectivity and security features, although its premium nature might be an overkill for those needing a simple WiFi phone.

The OnePlus 12 is a high-performance Android smartphone that excels in several areas important for a WiFi phone. It supports the latest WiFi standards, ensuring fast and reliable connectivity, which is crucial for clear and uninterrupted voice calls over VoIP services. The device's Snapdragon 8 Gen 3 processor and 12GB of RAM provide ample power for handling multiple applications and maintaining strong network performance simultaneously.

The 5400 mAh battery is robust, supporting extended usage and the fastest 50W wireless charging, meaning you won't be tethered to a charger for long periods. Voice quality is likely to be excellent, given the device's advanced hardware and Hasselblad camera system that includes sophisticated audio capture features. Compatibility with VoIP services should be broad, thanks to its Android 14 operating system, which supports a wide range of apps.

The OnePlus 12 is user-friendly, with a bright and smooth 2k 120Hz Super Fluid Display that enhances user interaction. Security features are state-of-the-art, likely including standard Android security updates and possibly additional features from OnePlus. Additional perks like six months of Google One and three months of YouTube Premium add value but are limited to new accounts. However, the emphasis on high-end camera features and performance may be more than what the average WiFi phone user needs, and the cost could reflect these premium additions.