Unbeatable 5G Devices
Level up your productivity with a FREE 5G phone via U Mobile U Biz plans! Stay connected when you're abroad for business with free global roaming. Learn more.
ULTRA5G Reserve gives your business exclusive access to a dedicated lane on the ULTRA5G network, designed for faster, more reliable performance.

Like a VIP lane for your business!
Your data is prioritised over regular traffic, especially when network demand increases.

Unlock faster speeds and reliable connectivity for seamless operations, quicker response times, and stronger productivity.
Activate Ultra5G Reserve plan
Ensure you're on a 5G Standalone (SA) phone
iPhone
iPhone 15 models or newer and software updated to iOS 26.4 or later
Android
Compatible device update with the latest software
Check that you are on 5G compatible SIM card or eSIM
Visit our U Mobile store or reach out to respective account managers to upgrade to a physical 5G SUCI SIM or any eSIM activated after March 2025
A first-class roaming experience built for business. Enjoy seamless cross-border
connectivity across 60+ destinations,
so you can stay connected and in control wherever business takes you.

Premium roaming that keeps business travellers connected, responsive, and productive on the move.

Seamless cross-border connectivity in over 60 destinations, keeping your business connected and responsive wherever you operate.
Enterprise-grade, AI-powered protection built into the network. Always on, always working to safeguard your business from
scam calls, fraudulent SMS and malicious websites.

Protection against malicious websites, so your business stays secure while working online.

Protection against scam calls and fraudulent SMS, helping safeguard your business from potential threats.
ULTRA5G, the new brand name for U Mobile’s 5G experience, is powered by our next generation 5G network. It includes:
ULTRA5G Reserve is an advanced 5G capability designed for differentiated performance, providing exclusive access to a dedicated, priority slice in our ULTRA5G network.
During network peak periods, ULTRA5G Reserve helps deliver faster and more stable performance compared to standard users on the same network.
ULTRA5G Reserve is available to customers on selected ULTRA Business Reserve plans. This is included as part of the selected plan.
Premier Roaming enhances your roaming experience by steering you to the strongest, fastest and most reliable partnered network in any country automatically.
Premier Roaming is available exclusively for: ULTRA Business Reserve Pro and ULTRA Business Reserve Elite. Visit any of the 60 countries to experience Premier Roaming.
ULTRA Business Reserve Pro and ULTRA Business Elite comes with 15GB and 30 GB roaming quota monthly, respectively to be used across over 60 countries. Furthermore, you will enjoy free incoming calls whilst travelling in these countries.
Intelligent Security is a built-in network security that provides always-on protection against scam calls, fraudulent SMS and malicious websites.
The service consists of three main components:
· Web Browsing Protection – Protect against phishing, malware, ransomware and harmful websites
· Scam Call Alert – Warns you of potentially suspicious incoming calls
· Fake SMS Scam Alert – Detects and block all SMS messages containing suspicious links
ULTRA Business 45, ULTRA Business 68, ULTRA Business Borneo 38 and ULTRA Business Borneo 68 subscribers eligible for network built-in Scam Call Alert and Fake SMS Scam features.
ULTRA Business Reserve Pro, ULTRA Business Reserve Elite, ULTRA Business Borneo Reserve Pro and ULTRA Business Borneo Reserve Elite subscribers eligible for full suite of Intelligent Security which includes Scam Call Alert, Fake SMS Scam and Web Browsing Protection.
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