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MediaTek Helio G100 vs MediaTek Dimensity 7020: Full Comparison

Last updated: 2026-01-22

Quick Answer

The MediaTek Helio G100 and Dimensity 7020 are system-on-chips (SoCs) designed for different segments of the smartphone market. The Dimensity 7020 is a newer, more advanced chipset built on a more efficient manufacturing process, offering superior CPU performance and integrated 5G connectivity. The Helio G100 is an older 4G-focused chipset, typically found in more budget-conscious devices.

MediaTek Helio G100 vs MediaTek Dimensity 7020: Full Comparison

When evaluating smartphones, the processor is a core component that dictates performance, efficiency, and connectivity. This comparison examines two MediaTek chipsets: the Helio G100 and the Dimensity 7020. While both aim to deliver capable performance in their respective categories, they are built on different architectures and for different technological eras. This analysis will break down their key specifications in areas like CPU, GPU, connectivity, and manufacturing process to help you understand their fundamental differences and typical use cases.

Manufacturing Process and Architecture

The fundamental difference between these two chipsets lies in their construction. The manufacturing process, measured in nanometers (nm), significantly impacts power efficiency and heat generation.

  • MediaTek Dimensity 7020: Fabricated on a 6nm process. This newer, more efficient process allows the chip to perform tasks while consuming less power, which can contribute to better battery life and reduced thermal throttling.
  • MediaTek Helio G100: Built on a 12nm process. This older technology is generally less power-efficient than 6nm, which can lead to higher power consumption under load and potentially more heat.

The architectural gap highlights the Dimensity 7020’s position as a more modern and efficient design.

CPU and Performance

Central processing unit (CPU) performance determines how well a device handles everyday tasks and multi-tasking. The core configuration here shows a clear generational shift.

  • MediaTek Dimensity 7020: Features an octa-core CPU with two high-performance ARM Cortex-A78 cores (up to 2.2GHz) and six power-efficient ARM Cortex-A55 cores (up to 2.0GHz). This “2+6” big.LITTLE configuration is designed to balance demanding tasks with battery-saving efficiency.
  • MediaTek Helio G100: Utilizes an octa-core CPU consisting of four ARM Cortex-A75 cores and four ARM Cortex-A55 cores. While still an octa-core design, the Cortex-A75 cores are from an older generation, typically resulting in lower performance per clock cycle compared to the A78 cores in the Dimensity chip.

In benchmark tests and real-world usage, the Dimensity 7020 generally offers superior CPU performance.

GPU and Gaming

The graphics processing unit (GPU) handles visual rendering, which is crucial for gaming and smooth UI animations.

  • MediaTek Dimensity 7020: Equipped with an IMG BXM-8-256 GPU. This GPU supports modern APIs and is capable of handling mainstream mobile gaming at moderate settings.
  • MediaTek Helio G100: Uses an IMG PowerVR GE8329 GPU. This is an older GPU architecture that is typically suited for casual gaming and less graphically intensive applications.

For a more consistent gaming experience with better graphical fidelity, the Dimensity 7020’s GPU holds an advantage.

Connectivity: 5G vs 4G

This is one of the most defining differences between the two platforms.

  • MediaTek Dimensity 7020: An integrated 5G modem is a key feature. It supports both sub-6GHz 5G networks, offering significantly faster potential download and upload speeds in areas with coverage, along with comprehensive 4G LTE support.
  • MediaTek Helio G100: This is a 4G LTE-only chipset. It lacks any 5G connectivity, limiting devices to 4G networks. In most regions, 4G networks are still widely used and provide ample speed for many users.

The inclusion of 5G makes the Dimensity 7020 more future-proof for networks that are actively deploying the technology.

Camera and AI Support

Both chips include image signal processors (ISPs) to handle camera data, but their capabilities differ.

  • MediaTek Dimensity 7020: Features a more advanced ISP that supports camera sensors up to 108MP for single-camera setups. It also supports dual-camera setups with 20MP+16MP sensors simultaneously. Its AI Processing Unit (APU) is more capable for features like scene detection and camera enhancements.
  • MediaTek Helio G100: Its ISP supports camera configurations up to a 48MP single sensor or 16MP+16MP dual sensors. Its AI capabilities are more basic compared to the newer Dimensity platform.

Phones using the Dimensity 7020 can potentially support higher-resolution sensors and more complex multi-camera setups.

Specifications Comparison Table

Feature MediaTek Dimensity 7020 MediaTek Helio G100
Launch Date 2023 2020
Manufacturing Process 6nm 12nm
CPU Architecture Octa-core (2x Cortex-A78 @ 2.2GHz, 6x Cortex-A55 @ 2.0GHz) Octa-core (4x Cortex-A75 @ 2.0GHz, 4x Cortex-A55 @ 1.8GHz)
GPU IMG BXM-8-256 IMG PowerVR GE8329
Connectivity Integrated 5G (Sub-6GHz), Wi-Fi 5, Bluetooth 5.2 4G LTE Cat-7, Wi-Fi 5, Bluetooth 5.0
Max Display Support FHD+ @ 120Hz HD+ @ 90Hz
Camera ISP Up to 108MP single, 20MP+16MP dual Up to 48MP single, 16MP+16MP dual
RAM Support LPDDR4x / LPDDR5 LPDDR4x
Storage Support UFS 2.2 / UFS 3.1 eMMC 5.1
AI Processing Unit MediaTek APU (3rd Gen) Basic AI Accelerator

Frequently Asked Questions

What is the main difference between the Helio G100 and Dimensity 7020?

The most significant differences are connectivity and manufacturing process. The Dimensity 7020 has an integrated 5G modem and is built on a more power-efficient 6nm process, while the Helio G100 is a 4G-only chip built on a 12nm process.

Which chipset is better for gaming, the Helio G100 or Dimensity 7020?

The MediaTek Dimensity 7020 generally provides better gaming performance due to its more modern CPU cores (Cortex-A78) and a more capable GPU (IMG BXM) compared to the older components in the Helio G100.

Does the MediaTek Helio G100 support 5G?

No, the MediaTek Helio G100 does not support 5G networks. It is designed for 4G LTE connectivity only.

Which chipset is more power-efficient?

The MediaTek Dimensity 7020, built on a 6nm process, is typically more power-efficient than the 12nm Helio G100. This can translate to longer battery life under similar usage conditions.

Can a phone with a Helio G100 have a good camera?

While the chipset’s ISP supports hardware for cameras up to 48MP, final camera quality depends heavily on the specific sensor, lenses, and software tuning implemented by the phone manufacturer. The Dimensity 7020 supports higher-resolution hardware on paper.

Final Thoughts

The MediaTek Dimensity 7020 and Helio G100 serve distinct purposes in the mobile landscape. The Dimensity 7020 represents a more modern platform with advantages in CPU/GPU performance, power efficiency, 5G connectivity, and support for newer hardware like higher-refresh-rate displays and faster storage. The Helio G100, as an older 4G-centric chipset, is typically found in entry-level or budget devices where 5G is not a requirement. The choice between them ultimately depends on the user’s priorities regarding network connectivity, performance expectations, and the overall feature set of the smartphone they are integrated into.

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