Mobile processor comparison

HiSilicon Kirin 820 vs MediaTek Helio G91

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

Compared fields 38
Different values 33
Quick factual highlights
HiSilicon Kirin 820
  • Higher maximum CPU clock
  • Smaller manufacturing process
  • Higher listed download speed
MediaTek Helio G91
  • Higher listed GPU clock
Side-by-side specifications

Detailed comparison

CPU

SpecificationHiSilicon Kirin 820MediaTek Helio G91
Architecture 1x 2.36 GHz - Cortex-A763x 2.22 GHz - Cortex-A764x 1.84 GHz - Cortex-A55 2x 2 GHz - Cortex-A756x 1.8 GHz - Cortex-A55
CPU cores 8 8
Clock speed 2360 MHz 2000 MHz
Instruction set ARMv8.2-A ARMv8.2-A
Process technology 7 nanometers 12 nanometers
TDP 5 W 5 W

Cache and memory

SpecificationHiSilicon Kirin 820MediaTek Helio G91
Memory type LPDDR4X LPDDR4X
Memory frequency 2133 MHz 1800 MHz
Memory bus 4x 16 Bit 2x 16 Bit
Maximum bandwidth 31.78 Gbit/s 13.41 Gbit/s
Maximum memory 12 GB 8 GB

Graphics and AI

SpecificationHiSilicon Kirin 820MediaTek Helio G91
GPU Mali-G57 MP6 Mali-G52 MP2
GPU architecture Valhall Bifrost 2nd gen
GPU clock 850 MHz 1000 MHz
Execution units 6 Not available
Shaders 96 24
FLOPS 579 Gigaflops 96 Gigaflops
Vulkan 1.1 1.3
OpenCL 2.0 2.0
DirectX 12 Not available
Neural processor / NPU Yes MediaTek APU

Display and media

SpecificationHiSilicon Kirin 820MediaTek Helio G91
Maximum display resolution 3360 x 1440 2520 x 1080
Maximum camera resolution 1x 48MP, 2x 20MP 1x 108MP, 2x 16MP
Video capture 4K at 30FPS 2K at 30FPS
Video playback 4K at 30FPS 2K at 30FPS
Video codecs H.264, H.265, AV1, VP9 - H.264 - H.265 - VP9
Audio codecs AIFF, CAF, MP3, MP4, WAV - AIFF - CAF - MP3 - MP4 - WAV

Connectivity

SpecificationHiSilicon Kirin 820MediaTek Helio G91
4G LTE Cat. 22 LTE Cat. 7
5G Yes No
Download speed Up to 1600 Mbps Up to 300 Mbps
Upload speed Up to 200 Mbps Up to 100 Mbps
Wi-Fi 6 5
Bluetooth 5.1 5.4
Navigation GPS, GLONASS, Beidou GPS, GLONASS, Beidou, Galileo

General

SpecificationHiSilicon Kirin 820MediaTek Helio G91
Release March 2020 June 2024
Class Mid range Low end
Storage support UFS 2.1 eMMC 5.1, UFS 2.1
Devices in database 7 Not available
Real devices

Phones using these processors

Examples found in the existing device catalogue.

HiSilicon Kirin 820

4G
Huawei Nova 8 Global
Huawei

Huawei Nova 8 Global

3.4
Smartphone
Display
OLED 1.07G colors, 90 Hz, 1080 × 2340 pixels…
RAM
8 GB
Storage
128 GB
Battery
Li-Ion 3800 mAh
5G
Huawei MatePad 10.4 5G
Huawei

Huawei MatePad 10.4 5G

5.0
Tablet
Display
IPS TFT 16M colors 1200 × 2000 pixels (10.40…
RAM
4 GB, 6 GB
Storage
64 GB, 128 GB
Battery
Li-Ion 7250 mAh
PDF manual 5G
Huawei P40 Lite 5G
Huawei

Huawei P40 Lite 5G

3.1
Smartphone
Display
LTPS TFT 16M colors, 60 Hz, 1080 × 2400 pixel…
RAM
6 GB
Storage
128 GB
Battery
Li-Po 4000 mAh
PDF manual 5G
Huawei Nova 7 SE
Huawei

Huawei Nova 7 SE

3.3
Smartphone
Display
LTPS TFT 16M colors, 60 Hz, 1080 × 2400 pixel…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Po 4000 mAh
5G
Honor X10 Pro
Honor

Honor X10 Pro

3.2
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
RAM
4 GB, 6 GB, 8 GB
Storage
64 GB, 128 GB, 256 GB
Battery
Li-Ion 4300 mAh
5G
Honor X10
Honor

Honor X10

3.2
Smartphone
Display
IPS TFT 16M colors, 90 Hz, 1080 × 2400 pixels…
RAM
4 GB, 6 GB, 8 GB
Storage
64 GB, 128 GB, 256 GB
Battery
Li-Ion 4300 mAh
5G
Honor 30S
Honor

Honor 30S

3.8
Smartphone
Display
IPS TFT 16M colors, 60 Hz, 1080 × 2400 pixels…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 4000 mAh

MediaTek Helio G91

4G
Redmi 13 4G
Redmi

Redmi 13 4G

3.6
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 5030 mAh
4G
POCO M6 4G
POCO

POCO M6 4G

3.6
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 5030 mAh