MediaTek Dimensity 8400 Ultra vs Dimensity 9400 Comparison

In short, if you want a reliable and efficient phone, the Dimensity 8400 Ultra is a great choice, while the Dimensity 9400 is perfect for those needing extreme power.

Smartphone technology keeps getting better, and MediaTek is leading the charge with its new Dimensity 8400 Ultra and Dimensity 9400 chipsets. These chips are the brains behind the latest phones, handling everything from fast gaming and smooth apps to stunning photos and videos. The Dimensity 8400 Ultra is perfect for those who want solid performance without going all-out. It’s powerful, efficient, and can handle just about anything you throw at it.

On the other hand, the Dimensity 9400 is made for people who want the absolute best. It packs advanced features for faster speeds, sharper photos, and even better AI to make your phone smarter and quicker. MediaTek’s latest chips make it all happen whether you’re into gaming, streaming, or capturing moments in incredible detail. Let’s dive into what makes these processors stand out.

MediaTek Dimensity 8400 Ultra vs Dimensity 9400 Comparison

Let’s start with detailed specs of MediaTek Dimensity 8400 Ultra vs Dimensity 9400:

Dimensity 8400 UltraDimensity 9400
Model NumberMT6899MT6991
LaunchedDecember 29, 2024October 9, 2024
CPU1x Cortex-A725 @3.25GHz
3x Cortex-A725 @3.0GHz
4 x Cortex-A725 @2.1GHz
1x Cortex-X925 @3.62GHz
4x Cortex-X4 @3.3GHz
3x Cortex-A720 @2.4GHz
GPUMali-G720 MP7
1300 MHz, 2329.6 Gigaflops
Immortalis-G925 MC12
1612 MHz, 4952.1 Gigaflops
ProcessTSMC 4nmTSMC 3nm
DisplayWQHD+ @144Hz
HDR10+
WQHD+ @180Hz
HDR10+
CameraUp to 200MPUp to 320MP
ISPMediaTek Imagiq 1080MediaTek Imagiq 1090
Gen-AI Super Resolution
Gen-AI Super Zoom
Video Output4K @60 fps8K @60 fps
4K @120 fps
1080p @240 fps
RAMLPDDR5X
8533Mbps
Up to 24GB
LPDDR5X
10667 Mbps
Up to 24GB
ModemDownload: 5.17 Gbps
Upload: 2.5 Gbps
Download: 7.0 Gbps
Upload: 3.5 Gbps
AntutuTotal: 1595627
CPU: 372905
GPU: 588376
MEM: 319170
UX: 315176
Total: 2691271
CPU: 603285
GPU: 1188825
MEM: 472585
UX: 426576
GeekbenchSingle-Core: 1590
Multi-Core: 6257
Single-Core: 2819
Multi-Core: 8515
AIMediaTek NPU 880MediaTek NPU 890
Generative AI
Agentic AI
ConnectivityBluetooth 5.4
WiFi 6E
Dual Mode 5G (SA, NSA)
Bluetooth 6.0
WiFi 7
Dual Mode 5G (SA, NSA)
StorageUFS 4 + MCQUFS 4 + MCQ

CPU & GPU Performance

When it comes to smartphone performance, the CPU (central processing unit) and GPU (graphics processing unit) are the core elements that dictate speed, multitasking, and visual quality. MediaTek’s Dimensity 8400 Ultra and Dimensity 9400 are built to deliver exceptional performance in these areas, catering to both everyday users and tech enthusiasts. Here’s a breakdown of their CPU and GPU capabilities and how they enhance the user experience.

CPU Performance

The CPU is responsible for the overall speed and efficiency of a smartphone, handling everything from app launches to background tasks.

The Dimensity 8400 Ultra features a highly optimized octa-core CPU design built on TSMC’s 4nm process. It includes one Cortex-A725 core clocked at 3.25GHz for peak performance, three Cortex-A725 cores running at 3.0GHz for high-performance tasks, and four Cortex-A725 cores clocked at 2.1GHz for power efficiency. This configuration strikes a perfect balance between speed and energy efficiency, ensuring smooth multitasking and extended battery life. It’s an ideal choice for users who want strong performance without the extra heat or battery drain.

Taking things to the next level, the Dimensity 9400 employs a flagship-grade CPU setup based on TSMC’s advanced 3nm process. It boasts a Cortex-X925 prime core running at a blazing 3.62GHz for demanding tasks, four Cortex-X4 cores at 3.3GHz for heavy-duty operations, and three Cortex-A720 cores at 2.4GHz for efficiency. This configuration not only delivers unmatched speed but also ensures high performance under sustained workloads. Whether you’re gaming, streaming, or handling productivity apps, the Dimensity 9400 offers lightning-fast responsiveness.

GPU Performance

The GPU is critical for gaming, graphics rendering, and handling high-resolution displays.

Starting with the Dimensity 8400 Ultra, this chipset is equipped with the Mali-G720 MP7 GPU, clocked at 1300 MHz. It achieves a peak performance of 2329.6 GFLOPS, making it capable of handling most mobile games and apps with ease. The GPU ensures smooth frame rates and detailed visuals, whether you’re playing fast-paced shooters or exploring immersive open-world games. Paired with WQHD+ resolution at 144Hz, it offers a visually stunning experience for gamers and multimedia enthusiasts.

For flagship-level performance, the Dimensity 9400 includes the Immortalis-G925 MC12 GPU, running at 1612 MHz and delivering a staggering 4952.1 GFLOPS. This GPU is designed to push the boundaries of mobile gaming, supporting advanced graphics features like ray tracing and ultra-high frame rates. It pairs seamlessly with displays supporting WQHD+ resolution at 180Hz, providing fluid visuals and an edge in competitive gaming.

The combination of powerful CPUs and GPUs in these chipsets means users can enjoy smoother multitasking, faster app launches, and immersive gaming experiences. The Dimensity 8400 Ultra offers reliable, high-performance processing for mainstream users, while the Dimensity 9400 goes all-in with extreme performance for demanding applications.

Camera, Display, and AI

The MediaTek Dimensity 8400 Ultra and Dimensity 9400 chipsets enhance smartphones with advanced camera, display, and AI capabilities. They deliver stunning visuals, capture breathtaking photos, and enable smarter, more responsive devices. Here’s how they excel in these areas.

Camera

The Dimensity 8400 Ultra supports cameras up to 200MP, enabling phones to capture incredibly detailed shots. The MediaTek Imagiq 1080 ISP (Image Signal Processor) enhances photo quality by improving dynamic range, reducing noise, and offering features like Gen-AI Super Resolution and Super Zoom. It’s designed to produce sharp, vibrant images even in challenging lighting conditions. Additionally, it supports video recording at 4K resolution with up to 60fps, ensuring smooth and lifelike footage.

On the other hand, the Dimensity 9400 takes camera performance to the next level with support for cameras up to 320MP. Its MediaTek Imagiq 1090 ISP incorporates advanced AI processing to optimize images in real-time, enabling features like intelligent scene detection, AI-enhanced HDR, and low-light performance. For video enthusiasts, it supports 8K recording at 60fps, 4K at 120fps, and even slow-motion at 1080p with 240fps. This makes it a powerhouse for content creators who need professional-grade results.

Display

A high-quality display is essential for gaming, streaming, and daily usage, and MediaTek ensures that both chipsets can drive stunning visuals. With support for WQHD+ resolution and refresh rates up to 144Hz, the Dimensity 8400 Ultra delivers smooth and immersive visuals. It supports HDR10+ for vibrant colors and deeper contrasts, making it perfect for streaming movies, playing games, or simply scrolling through photos.

The Dimensity 9400 pushes display capabilities further with support for WQHD+ resolution at an impressive 180Hz refresh rate. This ensures unparalleled smoothness, especially in fast-paced games and scrolling. It also supports HDR10+ for richer, more dynamic visuals. Whether you’re a gamer or a binge-watcher, this chipset guarantees a stunning visual experience.

Artificial Inteligence (AI)

AI is at the heart of modern smartphone experiences, and MediaTek has equipped both chipsets with powerful neural processing units (NPUs) to handle a wide range of intelligent features. The MediaTek NPU 880 powers AI tasks like facial recognition, voice assistance, and image enhancement. Features like AI Super Resolution and Super Zoom use AI algorithms to improve image quality, making everyday interactions with the phone smarter and more seamless.

The MediaTek NPU 890 in the Dimensity 9400 introduces cutting-edge AI capabilities, including Generative AI and Agentic AI. These technologies enable advanced applications like real-time language translation, AI-generated imagery, and hyper-personalized recommendations. The chipset’s AI prowess extends to optimizing battery life and performance, ensuring a smoother overall experience.

Overall, The MediaTek Dimensity 8400 Ultra and Dimensity 9400 redefine what smartphones can achieve in terms of camera, display, and AI. While the 8400 Ultra provides high-end features for mainstream users, the 9400 offers flagship-level capabilities, making it a game-changer for photography, entertainment, and smart functionality.

Connectivity

Both the Dimensity 8400 Ultra and Dimensity 9400 come equipped with MediaTek’s advanced 5G modems, offering dual-mode 5G (SA and NSA) support for enhanced flexibility and performance.

The Dimensity 8400 Ultra comes with download speeds of up to 5.17 Gbps and upload speeds of 2.5 Gbps. This makes it ideal for fast browsing, smooth video calls, and lag-free streaming. It also ensures stable performance even in crowded network environments. Furthermore, it is equipped with WiFi 6E and Bluetooth 5.4, ensuring stable and fast wireless connections, whether you’re gaming online or using wireless peripherals.

Meanwhile, the Dimensity 9400 pushes the limits with download speeds up to 7.0 Gbps and upload speeds of 3.5 Gbps. This ultra-fast connectivity is perfect for power users who demand top-tier performance for activities like cloud gaming, 8K video streaming, and rapid file downloads. With WiFi 7 and Bluetooth 6.0, the Dimensity 9400 offers next-generation wireless performance, supporting ultra-low latency and higher bandwidth for activities like multi-device streaming and high-speed file sharing.

Both chipsets support advanced technologies like carrier aggregation, smart network switching, and AI-based signal optimization to maintain seamless connectivity in various conditions. With cutting-edge 5G, WiFi, and Bluetooth capabilities, the Dimensity 8400 Ultra and Dimensity 9400 ensure you stay connected at blazing speeds, meeting the demands of today’s hyper-connected world.

Benchmark Scores

Benchmark scores offer a glimpse into the raw performance of chipsets, highlighting their capabilities in real-world scenarios. The MediaTek Dimensity 8400 Ultra and Dimensity 9400 demonstrate impressive results, showcasing their prowess in CPU, GPU, and overall system efficiency.

Antutu Scores

Antutu measures the overall performance of a chipset, factoring in CPU, GPU, memory, and UX performance. The Dimensity 8400 Ultra achieves an Antutu score of 1,595,627, indicating solid all-around performance for smartphones in the upper-midrange category. This score reflects smooth gaming, efficient multitasking, and fast app performance, making it a strong contender for devices focused on balanced functionality and efficiency.

Dimensity 9400 vs Dimensity 8400 Ultra Antutu Scores

On the other hand, the Dimensity 9400 achieves a significantly higher Antutu score of 2,691,271, placing it firmly in the flagship territory. This score reflects its capability to handle demanding gaming titles, high-resolution video streaming, and resource-intensive applications with ease. The improved GPU and AI performance, combined with the efficient CPU, contribute to this substantial performance boost, making the Dimensity 9400 the go-to choice for power users and gamers who require top-tier performance.

dimensity-8400-ultra-vs-dimensity-9400-antutu

Geekbench Scores

Geekbench is a popular benchmark tool used to evaluate CPU performance across both single-core and multi-core tasks, providing a clear picture of a chipset’s overall processing power. The Dimensity 8400 Ultra scores 1,590 in single-core performance and 6,257 in multi-core performance. These results indicate solid processing speed for everyday tasks, multitasking, and moderate gaming.

Dimensity 9400 vs Dimensity 8400 Ultra Geekbench Scores

The Dimensity 9400, on the other hand, scores much higher with 2,819 in single-core and 8,515 in multi-core tests. These higher scores mean the Dimensity 9400 is designed for demanding tasks, such as heavy gaming, video editing, and multitasking. It’s a top-tier processor, built for users who need the best performance for complex tasks.

Together, these scores illustrate the capabilities of MediaTek’s latest offerings. The Dimensity 8400 Ultra excels in providing a reliable and efficient experience for most users, while the Dimensity 9400 pushes the boundaries of mobile performance, catering to those seeking the best in smartphone technology.

dimensity-8400-ultra-vs-dimensity-9400-geekbench

Conclusion

In conclusion, both the MediaTek Dimensity 8400 Ultra and Dimensity 9400 offer impressive performance, but they cater to different types of users based on their needs.

The Dimensity 8400 Ultra is a strong option for those who want reliable, high-performance smartphones without the need for top-tier specs. With solid Geekbench and Antutu scores, it smoothly handles daily tasks like browsing, app usage, and casual gaming. Its balance of power and efficiency makes it a great choice for upper-midrange smartphones, offering a seamless experience without draining battery life.

On the other hand, the Dimensity 9400 is aimed at users who demand the very best in performance. Its high scores in Geekbench and Antutu show that it can handle even the most demanding tasks, from advanced gaming to heavy multitasking and professional-grade content creation. The Dimensity 9400’s power also extends to advanced AI and enhanced camera capabilities, making it ideal for flagship devices. With faster processing and cutting-edge features, it ensures a smooth and future-proof user experience for those who need extreme performance.

Overall, both chipsets showcase MediaTek’s ability to deliver excellent performance, but the choice between the two ultimately comes down to what kind of smartphone experience you’re looking for. Whether you want solid, efficient power or the best flagship-level performance, MediaTek has something to offer.

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