I24 Ultra Unlocked Phone 16+512GB with Built-in Pen - Long Battery

In this review the I24 Ultra is presented as a large-screen Android phone aimed at users who want a mix of power, battery life, and expandable storage without carrier locking. The biggest reason to consider it is its combination of a Snapdragon8 Gen2 CPU with 16GB+512GB memory and a massive 6800mAh battery, which together make it a strong choice for heavy multitaskers, mobile gamers, and travelers who value long runtime and plenty of local space for apps, photos, and video. It is an unlocked Android 14 device that also adds a built in pen for quick notes and on-screen control.

Key Features

• Performance: The Snapdragon8 Gen2 10 core CPU with 16GB of RAM handles multiple apps and games smoothly, making intensive tasks more responsive.
• Expandable storage: 512GB internal storage plus an additional 128GB TF card slot lets users store large media libraries without relying on cloud services.
• Long battery life: A 6800mAh battery provides extended use for a full day or more of mixed activity, reducing the need for frequent charging.
• Large display: The 6.82 in HD+ screen with 14403040 resolution is well suited for watching movies and browsing with clear detail.
• Cameras and security: A 108MP main camera and 48MP front camera capture detailed photos, while Face ID and screen fingerprint unlocking protect privacy.
• Dual SIM flexibility: The dual SIM/TF shared slot supports two 5G SIMs for easy use of a second number while traveling.

Who It's For

The I24 Ultra is best for power users who want an unlocked Android phone with strong multitasking capability, a large display, and long battery life. It fits mobile gamers, frequent travelers, and anyone who prefers keeping media locally thanks to the extra TF card slot.

Those who rely on the absolute lightest, smallest phones or need a phone from a particular carrier ecosystem may want to look elsewhere; also shoppers who prioritize a compact flagship with the very latest camera software features might consider competing models before deciding.

Pros & Cons

Pros

• Generous 16GB RAM and Snapdragon8 Gen2 deliver smooth performance for multitasking and gaming.
• Huge 6800mAh battery offers long runtime for full-day use and travel.
• 512GB internal storage with optional 128GB TF expansion covers large media libraries without extra subscriptions.
• Built in pen and dual 5G SIM support add useful flexibility for productivity and travel.

Cons

• Build quality and connectivity received mixed feedback from customers, indicating uneven experience across units or networks.
• The phone is large and may not suit users seeking a compact, pocketable device.

Specifications

Our Verdict

The I24 Ultra is a practical choice for users who want flagship-level performance, a very large battery, and plenty of storage at a cost-effective price point; its built in pen and dual SIM flexibility add real-world convenience. It is good value for anyone needing long runtime and heavy multitasking, though buyers who prefer a smaller handset or demand the absolute top-tier camera system should compare alternatives.

Frequently Asked Questions

Is the storage expandable?
Yes, the phone has 512GB internal storage and supports an additional 128GB TF card in the shared SIM/TF slot.

Does it support two SIM cards at once?
Yes, the I24 Ultra supports dual SIM use via its two card slots (SIM/TF card holder sharing) and both can operate on 5G bands.

What security features are included?
The phone offers Face ID facial recognition and an on-screen fingerprint reader for quick and secure unlocking.