
A True Flagship Killer? Vivo X300 Ultra Full Specs Leak With 200MP Camera Power
Introduction
The Vivo X300 Ultra is shaping up to be one of the most talked‑about Android flagship smartphones of early 2026. Recent leaks have revealed an aggressive specification sheet that includes a dual 200MP camera system, the powerful Qualcomm Snapdragon 8 Elite Gen 5 chipset, a massive battery, and a premium display — potentially elevating it above many competitors in the premium segment. But is the Vivo X300 Ultra truly a contender for “flagship killer” status? Let’s explore every major detail leaked so far.
Table of Contents
Design & Display
The leaked information suggests the Vivo X300 Ultra will sport a large 6.82‑inch flat LTPO OLED display with 2K resolution and a 120Hz adaptive refresh rate for smooth interaction and efficient power use. Such a display puts the Vivo X300 Ultra in the same league as other premium smartphones that focus on immersive visuals.
While design renders are not yet official, rumors point toward narrow bezels, a flat display surface, and a refined camera housing that houses the device’s advanced imaging hardware. This design approach suggests that the Vivo X300 Ultra aims to balance aesthetic elegance with functional space for cutting‑edge components.
Performance Powerhouse
At the heart of the Vivo X300 Ultra is expected to be the Snapdragon 8 Elite Gen 5, Qualcomm’s flagship tier chipset for 2026. This powerful processor is built on a 3nm process, delivering top‑tier performance and strong energy efficiency — ideal for gaming, multitasking, and demanding applications.
The inclusion of this chipset means the Vivo X300 Ultra could compete directly with other high‑end Android flagships from brands like Samsung and Xiaomi. Early benchmarks from similar hardware suggest significant performance improvements in CPU and GPU power compared to older generations, ensuring the Vivo X300 Ultra won’t lag behind in raw performance.
Camera System: Dual 200MP Power
Revolutionary Rear Setup
Perhaps the most compelling part of the Vivo X300 Ultra leaks is the camera system. The rear is said to include a dual 200MP camera setup, with one acting as the primary sensor and another serving as a periscope telephoto lens — a configuration that could redefine smartphone photography standards in 2026.
The combination of two distinct 200MP sensors — likely Sony and Samsung‑sourced — gives the Vivo X300 Ultra a unique edge over many competitors that typically use a single ultra‑high‑resolution sensor. This setup aims to improve detail capture, dynamic range, and zoom capabilities.
Supporting Sensors
In addition to the dual 200MP main and telephoto lenses, leaks indicate the inclusion of a 50MP ultra‑wide camera and a 5MP auxiliary sensor for better colour accuracy. On the front, a 50MP selfie camera is expected to provide crisp selfies and high‑quality video calls — rounding out a standout imaging system on the Vivo X300 Ultra.
This camera array means the Vivo X300 Ultra is being positioned as a photography‑first flagship. The dual 200MP sensors alone dominate many other flagship rivals, suggesting that Vivo is targeting users who prioritize photo and video quality.
Battery & Charging
Leaks suggest the Vivo X300 Ultra will include a massive 7,000mAh battery, significantly higher than the average flagship capacity. This battery size could translate to extended usage times — possibly reaching a full two days of battery life under typical use — even with demanding features like the Snapdragon 8 Elite Gen 5 chipset and high‑resolution display.
In terms of charging, the Vivo X300 Ultra is expected to support 100W wired fast charging and 40W wireless charging, keeping pace with other premium devices in the space. If these claims hold true, the Vivo X300 Ultra could become one of the more versatile devices for users who need both endurance and quick top‑ups.
Software & User Experience
Although official software details are currently based on speculation and past trends, the Vivo X300 Ultra is expected to ship with OriginOS 6 based on the latest Android version. OriginOS is known for its smooth animations, customizable interface, and ecosystem features that integrate well with other Vivo products.
Moreover, leaks hinted at enhanced image processing hardware in the Vivo X300 Ultra, which could boost camera performance even further through AI‑based improvements, noise reduction, and advanced post‑processing features.

Other Key Features
Durability and Build
The Vivo X300 Ultra is also rumored to include an IP69 dust and water resistance rating, offering a higher level of protection against the elements compared to many flagships. This would make the Vivo X300 Ultra a more rugged choice for users who travel or use their phones in diverse environments.
Connectivity & Extras
Leaked spec lists mention USB‑C 3.2 connectivity and an under‑display ultrasonic fingerprint sensor — standard expectations for modern flagships. While details on wireless connectivity (e.g., 5G bands, Wi‑Fi 7) haven’t been confirmed, it’s reasonable to expect premium options given the Vivo X300 Ultra’s projected position in the market.
Expected Pricing & Launch
Official pricing for the Vivo X300 Ultra has not yet been confirmed, but industry sources suggest a high‑end price bracket consistent with other flagship phones. Some speculators place the potential price roughly between $900–$1,080 USD, depending on storage and regional factors. This would position the Vivo X300 Ultra near competitors from Samsung and Xiaomi.
Launch timelines indicate a possible March 2026 debut, starting in China and expanding globally shortly afterward — including India — which would make the Vivo X300 Ultra one of the first major Android flagships of the year.
Also Read: Oppo Teases March Launch Ahead of Find X9 Ultra and X9s Series
Pros & Cons (Based on Leaks)
Pros
- Dual 200MP camera system — extremely high resolution and versatile optics.
- Snapdragon 8 Elite Gen 5 — top‑tier performance potential.
- Massive 7,000mAh battery with fast charging.
- 2K OLED display with high refresh rate.
- IP69 durability and premium build.
Cons
- Dual 200MP sensors might consume more power and could be overkill for some users.
- Weight and thickness may be higher because of large battery and camera hardware.
- Leaks are not official — actual specs may differ at launch.
Conclusion: A True Flagship Killer?
The Vivo X300 Ultra, based on leaks, certainly packs flagship‑grade hardware and features that could justify calling it a “flagship killer.” With a dual 200MP camera setup, Snapdragon 8 Elite Gen 5 performance, long‑lasting battery, and premium display and durability, the Vivo X300 Ultra is positioned to challenge the best Android phones of 2026.
However, until official confirmation and real‑world reviews arrive, these specifications remain leaks and expectations. Still, if even most of these features prove true, the Vivo X300 Ultra might well live up to its hype as a performance and photography powerhouse.
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