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InnoReviews

MediaTek Dimensity 8400 vs MediaTek Dimensity 9400e

MediaTek Dimensity 8400
56.3Inno Score
VS
WINNER
MediaTek Dimensity 9400e
64.1Inno Score
45.9CPU55.7
46.1GPU61.6
71.7Benchmarks77.1
73.8Efficiencyspec-based68
1 spec wins — MediaTek Dimensity 840010 spec wins — MediaTek Dimensity 9400e

InnoReviews verdict

MediaTek Dimensity 9400e wins this mobile chipset face-off, 64.1 to 56.3, pulling ahead mainly in GPU (+16) and CPU (+10). MediaTek Dimensity 8400 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

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

Reasons to pick the MediaTek Dimensity 9400e

  • Stronger CPU score: 56 vs 46
  • Stronger GPU score: 62 vs 46
  • Stronger benchmarks score: 77 vs 72
  • 56% higher Geekbench 6 (single): 2,265 vs 1,450
  • 56% higher 3DMark Wild Life Extreme: 5,300 vs 3,400

General

General comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
Announced20242025
Process4 nm4 nm
TDP (typical)6 W—
ArchitectureArmv9.2Armv9.2-A

CPU

CPU comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
Cores88
Core configuration1x3.25 GHz Cortex-A725 + 3x3.0 GHz Cortex-A725 + 4x2.1 GHz Cortex-A7251x3.4 GHz Cortex-X4 + 3x2.85 GHz Cortex-X4 + 4x2.0 GHz Cortex-A720
Max clock3.25 GHz3.4 GHz+5%

GPU

GPU comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
GPUArm Mali-G720 MC7Arm Immortalis-G720 MC12

AI

AI comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
NPUMediaTek NPU 880MediaTek NPU 790

Memory

Memory comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
Memory typeLPDDR5X-8533LPDDR5X / LPDDR5T-9600
Max bandwidth68.3 GB/s—

Connectivity

Connectivity comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
ModemIntegrated 5G modemIntegrated 5G modem (3GPP R16)
Max download5.2 Gbps7 Gbps+35%
Wi-FiWi-Fi 6EWi-Fi 7
Bluetooth5.46.0

Media

Media comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
Max display—4K @ 120Hz / WQHD @ 180Hz
Video capture4K@60fps8K@30fps

Benchmarks

Benchmarks comparison: MediaTek Dimensity 8400 versus MediaTek Dimensity 9400e
SpecMediaTek Dimensity 8400MediaTek Dimensity 9400e
AnTuTu 111,946,644Top 34%2,415,876+24%Top 24%
AnTuTu 11 (CPU)560,176Top 39%726,809+30%Top 24%
AnTuTu 11 (GPU)642,040Top 31%795,971+24%Top 26%
AnTuTu 11 (Memory)339,619+1%Top 29%335,549Top 31%
AnTuTu 11 (UX)404,809Top 39%557,547+38%Top 21%
Geekbench 6 (single)1,450Top 31%2,265+56%Top 16%
Geekbench 6 (multi)6,400Top 18%7,439+16%Top 14%
3DMark Wild Life Extreme3,400Top 34%5,300+56%Top 13%

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