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InnoReviews

MediaTek Dimensity 8400 vs Qualcomm Snapdragon 678

WINNER
MediaTek Dimensity 8400
56.3Inno Score
VS
Q
21.3Inno Score
45.9CPU23.1
46.1GPU20
71.7Benchmarks—
73.8Efficiencyspec-based20
8 spec wins — MediaTek Dimensity 84000 spec wins — Qualcomm Snapdragon 678

InnoReviews verdict

MediaTek Dimensity 8400 wins this mobile chipset face-off, 56.3 to 21.3, pulling ahead mainly in GPU (+26) and CPU (+23). 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 8400

  • Stronger CPU score: 46 vs 23
  • Stronger GPU score: 46 vs 20
  • 2294% higher 3DMark Wild Life Extreme: 3,400 vs 142
  • 762% higher Max download: 5.2 Gbps vs 0.6 Gbps
  • 358% higher Max bandwidth: 68.3 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 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
Announced20242020
Process4 nm+64%11 nm
TDP (typical)6 W—
ArchitectureArmv9.2Armv8.2

CPU

CPU comparison: MediaTek Dimensity 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
Cores88
Core configuration1x3.25 GHz Cortex-A725 + 3x3.0 GHz Cortex-A725 + 4x2.1 GHz Cortex-A7252x2.2 GHz Kryo 460 Gold (Cortex-A76) + 6x1.7 GHz Kryo 460 Silver (Cortex-A55)
Max clock3.25 GHz+48%2.2 GHz

GPU

GPU comparison: MediaTek Dimensity 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
GPUArm Mali-G720 MC7Qualcomm Adreno 612

AI

AI comparison: MediaTek Dimensity 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
NPUMediaTek NPU 880Qualcomm Hexagon 685

Memory

Memory comparison: MediaTek Dimensity 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
Memory typeLPDDR5X-8533LPDDR4/LPDDR4X-1866
Max bandwidth68.3 GB/s+358%14.9 GB/s

Connectivity

Connectivity comparison: MediaTek Dimensity 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
ModemIntegrated 5G modemQualcomm Snapdragon X12 LTE
Max download5.2 Gbps+762%0.6 Gbps
Wi-FiWi-Fi 6EWi-Fi 5
Bluetooth5.45.0

Media

Media comparison: MediaTek Dimensity 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
Max display—FHD+ @ 60Hz
Video capture4K@60fps4K@30fps

Benchmarks

Benchmarks comparison: MediaTek Dimensity 8400 versus Qualcomm Snapdragon 678
SpecMediaTek Dimensity 8400Qualcomm Snapdragon 678
AnTuTu1,946,644Top 31%—
AnTuTu 11 (CPU)560,176Top 36%—
AnTuTu 11 (GPU)642,040Top 29%—
AnTuTu 11 (Memory)339,619Top 27%—
AnTuTu 11 (UX)404,809Top 36%—
Geekbench 6 (single)1,450+103%Top 28%716Bottom 26%
Geekbench 6 (multi)6,400+290%Top 17%1,640Bottom 20%
3DMark Wild Life Extreme3,400+2294%Top 30%142Bottom 6%

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