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Bittium Tough Mobile 3 is the new ultra-secure smartphone Specifications

08. 09. 2025 Monday / By: Robert Denes / Features / Exact time: BST / Print this page

B ittium Corporation today announced the launch of its new high-security smartphone, the Bittium Tough Mobile 3. At the heart of the device is Bittium’s secure software technology, offering users a comprehensive communication solution to meet the growing demands for mobile security and performance.

The new Tough Mobile 3 will use a third-party hardware platform, for which Bittium Corporation’s subsidiary, Bittium Wireless Ltd, and HMD Secure Oy, the Finnish subsidiary of HMD Group, have agreed to cooperate. Under this cooperation, HMD Secure will manufacture the device’s hardware platform for Bittium at its European facility, which will integrate and finalize the product with its software, and deliver the Bittium Tough Mobile 3 as a complete end-user solution.

Bittium Tough Mobile 3 Specifications:

Operating Systems Bittium Secure OS for confidential use Android 15 (or later) for personal use Multi-storage support in both
Processor and Memory Qualcomm® Dragonwing Q-6690 FP4 12 GB RAM, 256 GB storage MicroSD support
Display 6.32 inch FHD+ TFT, sunlight-resistant Capacitive touchscreen, works with gloves and when wet Gorilla Glass Victus Glass protector
Security Features Dual boot, differentiated Secure OS and Android Enhanced Linux kernel and connection security Device tamper detection Trusted boot and HW/SW integrity verification Secure element to protect keys and credentials Two-factor authentication with NFC dongle Privacy mode (cameras, microphones, sensors and Bluetooth disabled with a single button press) Non-rootable firmware
Software Solutions Bittium SafeMove Mobile VPN (Quantum Secure, Always On) Bittium SafeMove MDM and Analytics Bittium Secure Call App (Messaging, Voice, Video and Group Calls)
Connectivity 5G (sub-6) eSIM and dual nano-SIM (DSDS/DSDA) Wi-Fi 6E (802.11 a/b/g/n/ac/6e/7) Bluetooth 5.4 NFC GPS/A-GPS USB-C 3.1 (desktop mode, DisplayPort, OTG, analog audio) USB support for tactical radio Wireless display support (Miracast)
Cameras 50MP main camera, autofocus, laser AF 50MP front camera Dual LED flash + red LED Red bright LED flashlight for night vision
Physical buttons Emergency/Function button (programmable) PTT/PTV button (programmable) Power button (with fingerprint sensor) Volume control
Sensors 3D gyroscope, 3D accelerometer, 3D magnetometer, Proximity sensor Light sensor, Barometer, E-compass
Battery 4500 mAh Li-Ion, built-in
Build and durability Dimensions: 165.6 × 77.9 × 11.55 mm Weight: 250 g IP68 water and dust resistance MIL-STD-810H shock and drop resistance Operating temperature: -20 °C to +55 °C
Manufacturing and Certifications Made in Europe with HMD Secure Designed for EU and NATO certifications for classified communications

Bittium will acquire the device platform designed and manufactured by HMD Secure, into which Bittium’s software technology has been integrated. The device’s exceptional information security is achieved by adding Bittium’s quantum-secure security technology and applications to the device platform, making it a unique communication solution for government agencies, defense forces, authorities and critical infrastructure facing increasing security threats. The phones will begin shipping in 2026.

The collaboration includes a license agreement under which HMD Secure will license certain Bittium security features. HMD Secure may sell and resell its device platform to other customers and may also sell Bittium’s secure device software as part of its device sales. Bittium will receive licensing revenue from the secure device software sold as part of HMD Secure’s device sales. The collaboration does not grant either party exclusive rights to the other party’s technology.


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