The Ulefone RugKing 4 Pro is an IP68/IP69K rugged phone with 8GB RAM, 128GB storage, a 6.56-inch 120Hz display and Android 16. It combines a high-capacity 10,200mAh battery, 4G connectivity, NFC and practical tools including OTG and headset-free FM radio.
Ulefone RugKing 4 Pro - Key highlights
Benefits
Rugged IP68/IP69K design: Built as a rugged phone for users seeking a robust handset.
Large battery capacity: The 10,200mAh lithium-ion polymer battery is paired with 18W charging and support for 5W reverse charging.
Smooth display: A 6.56-inch screen with a 120Hz refresh rate provides a responsive viewing experience.
Flexible memory: 8GB LPDDR4X RAM is joined by 8GB virtual RAM, which can be activated in Settings, plus 128GB UFS 2.2 storage.
Expandable storage: Add a TF card of up to 2TB for extra space; card not included.
Everyday connections: NFC, dual-band Wi-Fi, Bluetooth 5.2, OTG and 4G VoLTE support are included.
Navigation ready: GPS, GLONASS, Beidou, Galileo and a digital compass support location-based use.
Convenient access: Unlock using the fingerprint sensor integrated with the power button or use face unlock.
Details
Processor: Unisoc T7250 octa-core processor with 2 x Arm Cortex-A75 cores at 1.8GHz and 6 x Arm Cortex-A55 cores at 1.6GHz.
Graphics: Arm Mali-G57 GPU at 850MHz.
Operating system: Android 16.
Display: 6.56-inch, 720 x 1612 resolution, 269 PPI, 20:9 aspect ratio, 84% screen-to-body ratio and 10-point multi-touch.
Cameras: 48MP rear camera with a 2MP macro camera, plus an 8MP front camera.
SIM and storage slots: Three slots for Nano SIM + Nano SIM + microSD card.
Controls: Right-side power/fingerprint button and volume button, with a custom key on the left side.
Sensors: Proximity, light, gravity, acceleration and geomagnetic sensors, pedometer and NFC.
Wireless: 2.4G/5G Wi-Fi supporting 802.11 a/ac/b/g/n, Bluetooth 5.2, NFC, OTG and FM radio.
Mobile network: Supports 4G FDD-LTE bands 1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66, TDD-LTE bands 34/38/39/40/41, 3G WCDMA bands 1/2/4/5/8 and 2G GSM bands 2/3/5/8.
Ports: USB Type-C with USB 2.0.
Size and weight: 178.6 x 84 x 19.2mm and 405g.
In the box: Phone, EU plug 18W AC power charger, 100cm Type-C to Type-C data cable, pre-installed protective film, tempered glass screen protector, SIM needle, lanyard, multi-language user manual, multi-function instruction card, warranty card, charging instruction card and safety prompt card.
