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InnoReviews

MediaTek Dimensity 9400 vs Qualcomm Snapdragon 678

WINNER
MediaTek Dimensity 9400
70.8Inno Score
VS
Q
21.3Inno Score
64.1CPU23.1
68.2GPU20
79.4Benchmarks—
77.2Efficiencyspec-based20
8 spec wins — MediaTek Dimensity 94000 spec wins — Qualcomm Snapdragon 678

InnoReviews verdict

MediaTek Dimensity 9400 wins this mobile chipset face-off, 70.8 to 21.3, pulling ahead mainly in GPU (+48) and CPU (+41). Qualcomm Snapdragon 678 still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the MediaTek Dimensity 9400

  • Stronger CPU score: 64 vs 23
  • Stronger GPU score: 68 vs 20
  • 4196% higher 3DMark Wild Life Extreme: 6,100 vs 142
  • 1067% higher Max download: 7 Gbps vs 0.6 Gbps
  • 472% higher Max bandwidth: 85.3 GB/s vs 14.9 GB/s

Reasons to pick the Qualcomm Snapdragon 678

No decisive spec advantages — this side competes on price and preference.

General

General comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
Announced20242020
Process3 nm+73%11 nm
TDP (typical)9 W—
ArchitectureArmv9.2Armv8.2

CPU

CPU comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
Cores88
Core configuration1x3.62 GHz Cortex-X925 + 3x3.3 GHz Cortex-X4 + 4x2.4 GHz Cortex-A7202x2.2 GHz Kryo 460 Gold (Cortex-A76) + 6x1.7 GHz Kryo 460 Silver (Cortex-A55)
Max clock3.62 GHz+65%2.2 GHz

GPU

GPU comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
GPUArm Immortalis-G925 MC12Qualcomm Adreno 612

AI

AI comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
NPUMediaTek NPU 890Qualcomm Hexagon 685

Memory

Memory comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
Memory typeLPDDR5X-10667LPDDR4/LPDDR4X-1866
Max bandwidth85.3 GB/s+472%14.9 GB/s

Connectivity

Connectivity comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
ModemIntegrated 5G-A modemQualcomm Snapdragon X12 LTE
Max download7 Gbps+1067%0.6 Gbps
Wi-FiWi-Fi 7Wi-Fi 5
Bluetooth5.45.0

Media

Media comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
Max displayWQHD+ @ 180HzFHD+ @ 60Hz
Video capture8K@30fps4K@30fps

Benchmarks

Benchmarks comparison: MediaTek Dimensity 9400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 9400Qualcomm Snapdragon 678
AnTuTu2,650,000—
Geekbench 6 (single)2,800+291%Top 10%716Bottom 26%
Geekbench 6 (multi)8,700+430%Top 9%1,640Bottom 20%
3DMark Wild Life Extreme6,100+4196%Top 11%142Bottom 6%

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