
Explore Now: The Top 5 Large-Screen Phones with Stable Quality and Affordable Prices at Tech World
Introducing the latest addition to the lineup of large-screen smartphones, the Samsung Galaxy A03s. With its expansive 6.5-inch display and HD+ PLS LCD panel, it offers a comfortable viewing experience ideal for watching movies, reading, and seamless online learning.
Parents can enjoy prolonged viewing sessions without eye strain, while online learning becomes more convenient thanks to the large, sharp display. Powered by the MediaTek MT6765 octa-core chip and 4 GB of RAM, the Galaxy A03s ensures smooth performance for everyday tasks. With 64 GB of storage, users can easily store essential data.

The Galaxy A03s features a robust 5,000 mAh battery capable of providing up to 9 hours and 21 minutes of continuous usage.

With its massive 5,000 mAh battery, the Galaxy A03s ensures uninterrupted online learning sessions. Even with regular light tasks, it can provide extended usage of up to 11-12 hours continuously.
- 1 month with Galaxy A03s: Robust battery for all-day online learning and entertainment.
2. Introducing the Vivo Y15s
The Vivo Y15s is an upgraded version of its predecessor, the Vivo Y15, featuring a premium Polymer body with a sleek 3D curved design.

The highlight of the Vivo Y15s is its impressive display. With a large 6.51-inch screen and ultra-thin bezels, it offers an immersive viewing experience.

Moreover, the screen brightness automatically adjusts to suit the surrounding environment, coupled with eye protection mode, ensuring eye comfort for both kids during online learning and adults while watching movies or reading on this device.

Priced under 4 million dong, the Vivo Y15s boasts a decent configuration within its segment, featuring the MediaTek P35 octa-core chip with speeds of up to 2.3 GHz and manufactured on a 12 nm process for balanced performance without excessive energy consumption.
- Vivo Y15s battery review: Nearly 9 hours of continuous usage, perfect for extended gaming sessions.
The Vivo Y15s is equipped with a massive 5,000 mAh battery, ensuring a comfortable day of studying and the ability to binge-watch multiple episodes worry-free.
3. Introducing the OPPO A16K

In November 2021, OPPO officially unveiled its new budget-friendly smartphone model - the OPPO A16K, featuring a large display, high-capacity battery, and a fairly robust configuration in the sub-4-million-dong price segment.
- Hands-on with the OPPO A16K: Modern design, large display, under 4 million dong.

The standout feature of the OPPO A16K's display is its wide viewing angle, with a large 6.52-inch screen coupled with an IPS LCD panel, HD+ resolution, delivering decent color reproduction, smooth motion, and clarity. This is a significant advantage for watching movies and online learning.

Inside the OPPO A16K is the MediaTek Helio G35 octa-core chip manufactured on a 12 nm process, paired with 3 GB of RAM and 32 GB of ROM, expandable up to 1 TB, sufficient to meet basic needs such as web browsing, reading, video calling, and online learning.
With a fairly sizable 4,230 mAh battery, the OPPO A16K offers continuous usage of up to 7 hours for various tasks, quite respectable in the sub-4-million-dong price range.
- OPPO A16K battery review: Up to 7 hours of continuous gaming and entertainment.
4. Introducing the Realme C21Y 3 GB
The next contender I'd like to mention is the budget-friendly smartphone from Realme - the Realme C21Y 3 GB. This device boasts a youthful design, large battery capacity, and an indispensable feature - its display.

The Realme C21Y 3GB sports a large 6.5-inch display, paired with an IPS LCD panel with HD+ resolution, ensuring vibrant colors and sharp details. This elevates the movie-watching experience to new heights and supports students in closely following their lessons during online learning.

- Hands-on with the Realme C21Y: Attractive design, massive 5,000 mAh battery, budget-friendly price.
Powering the device is a 5,000 mAh battery with 10W charging support, catering well to all-day usage with various tasks.
5. Introducing the Xiaomi Redmi 10 (4GB/64GB)
Finally, the smartphone with the highest price point and the best display is the Xiaomi Redmi 10 (4GB/64GB).
In the sub-4-million-dong price range, you can own a smartphone with a 6.5-inch display paired with Full HD+ resolution, delivering unparalleled display quality.

Thanks to the use of an IPS LCD panel combined with the DotDisplay punch-hole screen, Redmi 10 offers a wide display space, supporting an immersive movie-watching experience with vibrant colors.

This display is also supported by a 90 Hz high refresh rate, ensuring every detail, gesture, and touch swipe with extremely low latency. Additionally, AdaptiveSync technology automatically adjusts the refresh rate based on displayed content, contributing to better battery efficiency.

Redmi 10 is equipped with the MediaTek Helio G88 processor, delivering stable performance for smooth and fast handling of tasks such as high-quality movie viewing. It's also the first device to feature this chip.

Redmi 10 is also a rare find in the budget segment, featuring a 5,000 mAh battery integrated with fast charging up to 18 W. This is a standout feature of this device in the sub-4-million-dong price range.
- Redmi 10 Overview: Under 4 million dong, Helio G88 chip, 90 Hz display.
Conclusion
Above are the TOP 5 smartphones with large screens, stable quality, and affordable prices for you to consider for your parents or suitable for students who need a phone for online learning.
How do you evaluate the models in this list? Leave your comments below!

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