System on Chip in Smartphones: A Complete Guide for Mobile Users in Bangladesh

Quick Answer:

A system on chip (SoC), is the primary processor in a smartphone. It combines the CPU, GPU and modem on a single chip. The SoC controls the speed of your phone, its graphics, battery, and much more. Bangladeshi buyers should check the SoC of a latest smartphone before purchasing it.

What is a System on Chip (SoC)?

A single processor runs the entire phone. The chip contains the AI engine, modem and RAM controller. The old way of using individual components is replaced by the SoC. It increases performance and reduces energy consumption. It is essential for today's smartphones.

Why SoC Matters in Modern Smartphones?

It is the SoC that powers the performance of your smartphone. The SoC determines the speed at which apps are opened, how smoothly games run, and even how long you can last on your battery. Also, it handles camera processing, Internet speed and AI tasks such as face unlock. The SoC, after the display, is most crucial.

Components of a System on Chip

Each SoC includes:

• CPU handles apps and tasks

• GPU manages graphics and games

• ISP: Boosts camera quality

• NPU: Runs AI features

• Modem: Controls 4G/5G

• DSP: Enhances Audio and Video

• Memory controller: connects RAM and storage

The full package allows you to run everything on your mobile phone.

Types of SoC in Smartphones

Bangladeshi Smartphones come in three types:

• Flagship: Apple A17 Pro, Snapdragon 8 Gen 3

• Midrange : Dimensity 910, Snapdragon 7s Generation 2

• Budget: Helio G85, Snapdragon 680

Select based on what you need: gaming, cameras, or daily use.

Which Smartphone brands use System on Chip?

Samsung

Samsung began using SoCs with Exynos chip as of 2010. Earlier, the Galaxy S phones used Qualcomm or Broadcom. Exynos is a competitor to Snapdragon. Many Galaxy A, M and flagship S series models are powered by Exynos. Samsung uses Snapdragon for global models. Exynos 2400 is used in Korean models, while Snapdragon runs the Galaxy S24 sold in Bangladesh. Exynos has been improved over the years by Samsung. These new chips are optimized for 5G and provide better gaming as well as efficient multitasking. Samsung has also released SoC manufactured on 3nm technology for its flagship models. Exynos has improved battery life and reduced heat problems. In its newer SoCs, Samsung uses AMD RDNA graphics. For cost savings, Samsung's mid-range phones such as the Galaxy A14 and A24 in Bangladesh often use mediaTek. Samsung balances Exynos with Snapdragon to achieve the best global performance.

Apple

Apple started making its SoCs in 2010, using the A4 chip . This was launched with the iPhone 4 in 2010. Apple does not use Qualcomm and MediaTek for its iPhones. Bionic A-series chips have a reputation for high performance and battery efficiency. The 3nm Technology used in iPhone 15 Pro is the most advanced technology in 2025. Apple's SoC is equipped with a powerful CPU, GPU and (AI chip) for such tasks as photography, Siri and on-device translating. Apple's chips, tightly integrated into iOS, make the phone smoother and faster than Android phones in comparable price ranges. These chips are more expensive in Bangladesh but they give users a faster and longer lasting phone. Apple's SoC supports desktop gaming, as well as ProRes HD video recording. These features are highly valued by Bangladeshi content producers. Apple is leading the SoC race when it comes to power, thermal management, and efficiency. Apple's SoC is exclusive to iPhones. No other brands use it.

Xiaomi

Xiaomi started with Qualcomm Snapdragon in its early Redmi phones and Mi smartphones. They tried to make their own SoC in 2017 -- SurgeS1. It didn't go well commercially so they stuck with MediaTek and Snapdragon. In the Xiaomi 13 Series, Xiaomi is using Snapdragon 6 Gen 2 and dimensity 8200. For phones with a budget price tag like Redmi12C they use HelioG85. Xiaomi is a great choice for Bangladeshi customers because it balances power and price. Poco's phones are geared towards gaming and often use Snapdragon G chipsets. Xiaomi's MIUI/HyperOS software is optimised for these SoCs to deliver smooth performance and update. In some of its flagships, Xiaomi has battery management chips as well as image signal processors. Xiaomi 14 Ultra, for example, combines Snapdragon 8 Gen 3 and custom Surge C2 image signal processors (ISP) designed specifically for photography. Xiaomi's SoCs are ready for the future, with 5G and liquid cooling support in their mid-range smartphones sold in Bangladesh.

Realme

Realme launched its first phones in 2018 powered by Snapdragon. They wanted to provide high-performance phones at affordable prices. Most Realme smartphones in Bangladesh are powered by MediaTek Helio and Dimensity processors. Realme Narzo50, for example, uses Helio G96 - a gaming SoC at a low price. They use Snapdragon X10 Gen 2 in their flagship Realme GT Series or Dimension 8200. Realme does not make its own SoC, but instead relies on Qualcomm and MediaTek. Realme's UI is optimized for multitasking. They are primarily focused on budget gaming and performance in the camera. Realme phones' newer models support AI and 5G camera features thanks to powerful SoCs. Their SoC strategy allows users to enjoy top-tier photography and gaming in Bangladesh for between Rs20,000-30,000. Realme is a good balance between battery life and performance. To prevent overheating, they also use VC Cooling Tech on mid-range models.

Vivo

Vivo has entered Bangladeshi markets with MediaTek chips and Snapdragon. They do not produce their own SoC. Dimensity Chips are often found in Vivo's V, Y and flagship X Series phones. Snapdragon is also used in the flagship series. Vivo is focused on the camera, so their SoC selection supports AI features. The X90 used Dimension 9200 and a V2 custom imaging chip. Vivo uses SoC enhancements to improve low-light imaging and stabilization. Vivo V23/V27 in Bangladesh use Dimensity Chips with good thermal management and 5G support. Vivo is perfect for multitasking and photography enthusiasts. The UI has been optimized to run with the SoC and save battery.

Oppo

Oppo has been using System on Chips (SoC) by Qualcomm and MediaTek since their launch in Bangladesh at the beginning of 2010. Oppo does not manufacture its SoC, but it has developed a way to integrate third-party SoCs into their phones in order to improve user experience. Oppo A series phones, which are popular in Bangladesh use MediaTek Helio or dimensity processors. The A77, for example, uses Dimensity 8010. Reno and Find X flagship models are often equipped with Snapdragon 8 and 7 series SoCs to improve camera functions and AI. Oppo's MariSilicon is an NPU that enhances the chip. They are focusing on image processing, AI, scene detection and low light video. MediaTek Dimensity 9220 and Snapdragon 7s Generation 2 will be used in 2025 by newer Oppo smartphones for the Bangladeshi mid-range to deliver smooth performance and AI improvements, as well as good thermal management. Oppo's smart SoC integration ensures good battery performance and support for 5G, even in budget-friendly phones.

Google

Google's first SoC was the Google Tensor. It appeared in the series of Pixel 6. Google had previously relied on Snapdragon processors. Tensor was built by Samsung but is customized for machine learning and deep AI performance. It is specifically designed to improve features such as real time translation and AI Photography. This SoC will be perfect for Pixel's AI first approach. Tensor G4 delivers improved performance and heat control in the Pixel Pro launched by 2025. Although Pixel phones are not available officially in Bangladesh, tech-savvy consumers import them for their unique Android experience and high camera quality. Tensor SoC enables the Titan M2 security chips making Pixel smartphones secure and reliable. Google's SoC Journey proves AI-focused custom chipets will be the future for smartphones.

Huawei

Huawei is one of the few Android manufacturers to have its own SoC -- HiSilicon. It was released in 2012.. The Kirin chips powered phones such as P30 pro and the Mate 20. They were able to compete with Exynos and Snapdragon in terms of performance. Due to US sanctions against Huawei, it lost access to Google's services and manufacturing tools. Huawei has slowed its SoC development since then. They will return in 2023 with Klin 9000S built on Chinese technology, and Mate 60. Huawei's phones in Bangladesh are mostly powered by MediaTek dimensity chip. Huawei's SoC heritage is still evident in fields like signal optimization, GPU Turbo, power management and GPU turbo. The Kirin chip was known to be stable in gaming and multitasking, particularly. Huawei's current lineup of mid-range phones sold in Bangladesh still includes top-tier SoCs, optimization features and Kirin chips.

SoC Comparison: Snapdragon vs MediaTek vs Exynos vs Apple Bionic

This breakdown will help Bangladeshi customers understand major SOCs.

• Snapdragon: The best for performance and 5G stability. Most flagships and midrange phones are equipped with this processor in Bangladesh.

• MediaTek : Affordable, great for casual gaming and everyday use. Most low to mid budget phones are equipped with this chip.

• Exynos: Samsung-made. It has good graphics and AI, but it can also overheat. It is used in some A-series smartphones and some S series phones.

• Apple Bionic Exclusive for iPhones. Power and efficiency are top-notch. The iPhone is expensive in BD, but it's unsurpassed in terms of speed.

In Bangladesh, Snapdragon is the winner in terms of performance and resale. MediaTek's budget-friendly devices are the best choice for Bangladesh.

How to Choose the Right SoC for Your Next Phone in Bangladesh?

Ask these questions before buying your next mobile phone:

• Will you be playing high-end video games? Choose Snapdragon 6 Gen 2 or higher

• Want smooth, everyday use? Try Helio G85 or Diminsity 810

• You want the best battery life. Want best battery life?

• Use your camera often? Use your camera often?

• Want 5G? Select SoCs such as Snapdragon 695 or Dimensity 910.

Read specs and never buy a phone based solely on storage or RAM. The SoC is what makes the phone work!

Future of SoC in Smartphones

The SoCs will get smaller and more intelligent. By 2025 we will see 3nm processors that support co-processors and RAM with LPDDR5X support. Dual 5G Modem is also expected. SoCs are expected to be able to handle VR avatars, AR avatars, and AI avatars within the next two years. Bangladeshi users can expect faster and longer-lasting phones, particularly as 5G is widely adopted. Soon, mid-range SoCs are expected to support flagship features.

Final Thoughts: Why SoC Awareness Matters for Bangladeshi Users?

The System on Chip is the main component of any smartphone. The SoC controls all aspects of your smartphone, including speed, battery, gaming and camera. Users in Bangladesh tend to ignore SoCs and instead focus on RAM, megapixels or other features. Knowing which SoC your phone has will allow you to get the most value. Checking the SoC is a good first step, whether you are buying a high-end phone or budget model.