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InnoReviews

MediaTek Dimensity 9400 vs MediaTek Helio G91

WINNER
MediaTek Dimensity 9400
70.8Inno Score
VS
MediaTek Helio G91
22.6Inno Score
64.1CPU20
68.2GPU27.1
79.4Benchmarks—
77.2Efficiencyspec-based20
5 spec wins — MediaTek Dimensity 94000 spec wins — MediaTek Helio G91

InnoReviews verdict

MediaTek Dimensity 9400 wins this mobile chipset face-off, 70.8 to 22.6, pulling ahead mainly in CPU (+44) and GPU (+41). MediaTek Helio G91 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 20
  • Stronger GPU score: 68 vs 27
  • 3145% higher 3DMark Wild Life Extreme: 6,100 vs 188
  • 578% higher Geekbench 6 (single): 2,800 vs 413
  • 521% higher Geekbench 6 (multi): 8,700 vs 1,402

Reasons to pick the MediaTek Helio G91

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

General

General comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
Announced20242024
Process3 nm+75%12 nm
TDP (typical)9 W—
ArchitectureArmv9.2Armv8.2

CPU

CPU comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
Cores88
Core configuration1x3.62 GHz Cortex-X925 + 3x3.3 GHz Cortex-X4 + 4x2.4 GHz Cortex-A7202x2.0 GHz Cortex-A75 + 6x1.8 GHz Cortex-A55
Max clock3.62 GHz+81%2 GHz

GPU

GPU comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
GPUArm Immortalis-G925 MC12Arm Mali-G52 MC2
GPU clock—1,000 MHz

AI

AI comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
NPUMediaTek NPU 890—

Memory

Memory comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
Memory typeLPDDR5X-10667LPDDR4X-3600
Max bandwidth85.3 GB/s—

Connectivity

Connectivity comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
ModemIntegrated 5G-A modemIntegrated 4G LTE (Cat-7 DL / Cat-13 UL)
Max download7 Gbps—
Wi-FiWi-Fi 7Wi-Fi 5
Bluetooth5.45.0

Media

Media comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
Max displayWQHD+ @ 180HzFHD+ @ 90Hz
Video capture8K@30fps2K@30fps

Benchmarks

Benchmarks comparison: MediaTek Dimensity 9400 versus MediaTek Helio G91
SpecMediaTek Dimensity 9400MediaTek Helio G91
AnTuTu2,650,000—
Geekbench 6 (single)2,800+578%Top 11%413Bottom 12%
Geekbench 6 (multi)8,700+521%Top 9%1,402Bottom 15%
3DMark Wild Life Extreme6,100+3145%Top 10%188Bottom 2%

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