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InnoReviews

MediaTek Dimensity 6400 vs Qualcomm Snapdragon 820

WINNER
MediaTek Dimensity 6400
26.6Inno Score
VS
Qualcomm Snapdragon 820
22.6Inno Score
26.3CPU20.8
21.3GPU—
—Benchmarks20
36Efficiencyspec-based29.7
6 spec wins — MediaTek Dimensity 64000 spec wins — Qualcomm Snapdragon 820

InnoReviews verdict

MediaTek Dimensity 6400 wins this mobile chipset face-off, 26.6 to 22.6, pulling ahead mainly in CPU (+6). Qualcomm Snapdragon 820 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 6400

  • Stronger CPU score: 26 vs 21
  • 133% higher Geekbench 6 (single): 792 vs 340
  • 132% higher Geekbench 6 (multi): 2,041 vs 880
  • 100% higher cores: 8 vs 4
  • 57% lower process: 6 nm vs 14 nm

Reasons to pick the Qualcomm Snapdragon 820

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

General

General comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
Announced20252016
Process6 nm+57%14 nm
TDP (typical)—11 W
ArchitectureArmv8.2Armv8

CPU

CPU comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
Cores8+100%4
Core configuration2x2.5 GHz Cortex-A76 + 6x2.0 GHz Cortex-A552x2.15 GHz Kryo + 2x1.6 GHz Kryo
Max clock2.5 GHz+16%2.15 GHz

GPU

GPU comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
GPUArm Mali-G57 MC2Qualcomm Adreno 530

AI

AI comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
NPU—Qualcomm Hexagon 680

Memory

Memory comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
Memory typeLPDDR4X-4266LPDDR4-1866
Max bandwidth—29.9 GB/s

Connectivity

Connectivity comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
ModemIntegrated 5G modem (3GPP Release 16)Snapdragon X12 LTE
Max download3.3 Gbps—
Wi-FiWi-Fi 5Wi-Fi 5
Bluetooth5.24.2

Media

Media comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
Max displayFHD+ @ 120Hz4K @ 60Hz
Video capture—4K@30fps

Benchmarks

Benchmarks comparison: MediaTek Dimensity 6400 versus Qualcomm Snapdragon 820
SpecMediaTek Dimensity 6400Qualcomm Snapdragon 820
AnTuTu—230,000
Geekbench 6 (single)792+133%Bottom 34%340Bottom 10%
Geekbench 6 (multi)2,041+132%Bottom 32%880Bottom 6%
3DMark Wild Life Extreme356Bottom 6%—

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