MediaTek Dimensity 9400 Plus vs Qualcomm Snapdragon 821

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Which processor is better? We compared MediaTek Dimensity 9400 Plus with Qualcomm Snapdragon 821. Compare, analyze the specifications. Find out their scores in popular benchmarks (AnTuTu 10, GeekBench 6 Single-Core, GeekBench 6 Multi-Core) and who is the winner?

AnTuTu 10

Total Score

Dimensity 9400 Plus

Snapdragon 821

232375

GeekBench 6 Single-Core

Score

Dimensity 9400 Plus

2945

Snapdragon 821

353

GeekBench 6 Multi-Core

Score

Dimensity 9400 Plus

9054

Snapdragon 821

857

CPU cores and architecture

Architecture	1x 3.73 GHz – Cortex-X925 3x 3.3 GHz – Cortex-X4 4x 2.4 GHz – Cortex-A720	4x 2.4 GHz – Kryo 4x 1.6 GHz – Kryo
Number of cores	8	8
Instruction Set	ARMv9.2-A	ARMv8-A
Lithography	3 nm	14 nm
Number of transistors		2000 million
TDP		11 Watt
Neural Processing	MediaTek NPU 890	Qualcomm Hexagon 680

Memory (RAM)

Max amount	up to 24 GB	up to 8 GB
Memory type	LPDDR5X	LPDDR4
Memory frequency	5333 MHz	1866 MHz
Memory-bus	4x16 bit	2x16 bit

Storage

Storage specification

UFS 2.0

Graphics

GPU name	Mali-G925 MP12	Adreno 530
GPU Architecture	Mali Valhall	Qualcomm Adreno 500
GPU frequency	1612 MHz	650 MHz
Execution units	12	2
Shaders	1536	256
DirectX	12.1	11.2
OpenCL API	3.0	2.0
OpenGL API		ES 3.1
Vulkan API	1.3	1.0

Camera, Video, Display

Max screen resolution	3840x2160	3840x2160
Max camera resolution	1x 320MP	1x 28MP, 2x
Max Video Capture	8K@60fps	4K@30fps
Video codec support	AV1 H.264 (AVC) H.265 (HEVC) VP9	H.264 (AVC) H.265 (HEVC)

Wireless

4G network	Yes	Yes
5G network	Yes	Yes
Peak Download Speed	7.3 Gbps	0.6 Gbps
Peak Upload Speed		0.15 Gbps
Wi-Fi	7 (802.11be)	5 (802.11ac)
Bluetooth	6.0	4.1
Satellite navigation	BeiDou GPS Galileo GLONASS NavIC QZSS	BeiDou GPS Galileo GLONASS

Supplemental Information

Launch Date	2025 Quarter 2	2016 Quarter 3
Partnumber	MT6991 MT6991Z/TCZA	MSM8996 Pro-AB, MSM8996 Pro-AC
Vertical Segment	Mobiles	Mobiles
Positioning	Flagship	Flagship