ManualUser Guide
Mobile processor comparison

MediaTek Dimensity 8400 vs Qualcomm Snapdragon 865

Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.

Swap sides New comparison
Compared fields 43
Different values 37
Quick factual highlights
MediaTek Dimensity 8400
  • Higher maximum CPU clock
  • Smaller manufacturing process
  • Higher listed GPU clock
  • Higher listed download speed
Qualcomm Snapdragon 865 No safely comparable numerical advantage detected.
Side-by-side specifications

Detailed comparison

CPU

SpecificationMediaTek Dimensity 8400Qualcomm Snapdragon 865
Architecture 1x 3.25 GHz - Cortex-A7253x 3 GHz - Cortex-A7254x 2.1 GHz - Cortex-A725 1x 2.84 GHz - Kryo 585 Prime (Cortex-A77)3x 2.42 GHz - Kryo 585 Gold (Cortex-A77)4x 1.8 GHz - Kryo 585 Silver (Cortex-A55)
CPU cores 8 8
Clock speed 3250 MHz 2840 MHz
Instruction set ARMv9-A ARMv8.2-A
Process technology 4 nanometers 7 nanometers
Transistors Not available 10.3 billion
TDP Not available 10 W

Cache and memory

SpecificationMediaTek Dimensity 8400Qualcomm Snapdragon 865
L1 cache Not available 128 KB
L2 cache 1 MB 1 MB
L3 cache 6 MB 4 MB
Memory type LPDDR5X LPDDR5
Memory frequency 4266 MHz 2750 MHz
Memory bus 4x 16 Bit 4x 16 Bit
Maximum bandwidth 68.2 Gbit/s 34.1 Gbit/s
Maximum memory 24 GB 16 GB

Graphics and AI

SpecificationMediaTek Dimensity 8400Qualcomm Snapdragon 865
GPU Mali-G720 MP7 Adreno 650
GPU architecture Valhall 5th gen Adreno 600
GPU clock 1300 MHz 587 MHz
Execution units Not available 2
Shaders 896 512
FLOPS 2329.6 Gigaflops 1228 Gigaflops
Vulkan 1.3 1.1
OpenCL 3.2 2.0
DirectX 12 12
Neural processor / NPU MediaTek NPU 880 Hexagon 698

Display and media

SpecificationMediaTek Dimensity 8400Qualcomm Snapdragon 865
Maximum display resolution Not available 3840 x 2160
Maximum camera resolution 1x 320MP, 3x 32MP 1x 200MP, 2x 25MP
Video capture 4K at 60FPS 8K at 30FPS, 4K at 60FPS
Video playback 4K at 60FPS 8K at 30FPS, 4K at 60FPS
Video codecs - H.264 - H.265 - AV1 - VP9 H.264, H.265, VP8, VP9
Audio codecs - AAC LC - FLAC - HE-AACv1 - HE-AACv2 - MP3 AAC, AIFF, CAF, MP3, MP4, WAV

Connectivity

SpecificationMediaTek Dimensity 8400Qualcomm Snapdragon 865
4G Not available LTE Cat. 24
5G Yes Yes
Download speed Up to 5170 Mbps Up to 2500 Mbps
Upload speed Not available Up to 316 Mbps
Wi-Fi 6 6
Bluetooth 6.0 5.1
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS, SBAS, NAVIC

General

SpecificationMediaTek Dimensity 8400Qualcomm Snapdragon 865
Release December 2024 December 2019
Class Mid range Flagship
Model number MT6899, MT6899Z SM8250-AB
Storage support UFS 4.0 UFS 3.0, UFS 3.1
Devices in database Not available 65
Real devices

Phones using these processors

Examples found in the existing device catalogue.

MediaTek Dimensity 8400

5G
Realme GT 7T
Realme

Realme GT 7T

3.6
Smartphone
Display
AMOLED, 120 Hz, 1280 × 2800 pixels (6.80 inch…
RAM
12 GB, 8 GB
Storage
256 GB, 512 GB
Battery
Si-Car 7000 mAh
View details
5G
Realme Neo7 SE
Realme

Realme Neo7 SE

3.6
Smartphone
Display
LTPO AMOLED 1.07G colors, 120 Hz (6.78 inches)
RAM
12 GB, 16 GB, 8 GB
Storage
256 GB, 512 GB
Battery
Li-Po 7000 mAh
View details
5G
Redmi Turbo 4
Redmi

Redmi Turbo 4

3.6
Smartphone
Display
OLED 68.7G colors, 120 Hz, 1220 × 2712 pixels…
RAM
12 GB, 16 GB
Storage
256 GB, 512 GB
Battery
Li-Po 6550 mAh
View details

Qualcomm Snapdragon 865

5G
Samsung W21 5G
Samsung

Samsung W21 5G

3.2
Smartphone
Display
Dynamic AMOLED 16M colors, 120 Hz, 1768 × 220…
RAM
12 GB
Storage
512 GB
Battery
Li-Po 4390 mAh
View details
PDF manual 5G
Samsung Galaxy S20 FE 5G
Samsung

Samsung Galaxy S20 FE 5G

3.6
Smartphone
Display
Super AMOLED 16M colors, 120 Hz, 1080 × 2400…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 4500 mAh
View details PDF
PDF manual 5G eSIM
Samsung Galaxy Z Fold 2
Samsung

Samsung Galaxy Z Fold 2

3.8
Smartphone
Display
Dynamic AMOLED 16M colors, 120 Hz, 1768 × 220…
RAM
12 GB
Storage
256 GB, 512 GB
Battery
Li-Po 4500 mAh
View details PDF
PDF manual 4G
Samsung Galaxy Tab S7+ Wi-Fi
Samsung

Samsung Galaxy Tab S7+ Wi-Fi

3.6
Tablet
Display
Super AMOLED 16M colors, 120 Hz, 1752 × 2800…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB, 512 GB
Battery
Li-Ion 10090 mAh
View details PDF
PDF manual 5G
Samsung Galaxy Tab S7+ 5G
Samsung

Samsung Galaxy Tab S7+ 5G

2.9
Tablet
Display
Super AMOLED 16M colors, 120 Hz, 1752 × 2800…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB, 512 GB
Battery
Li-Ion 10090 mAh
View details PDF
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