ManualUser Guide
Mobile processor comparison

Qualcomm Snapdragon 820 vs Qualcomm Snapdragon 685

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

Swap sides New comparison
Compared fields 41
Different values 35
Quick factual highlights
Qualcomm Snapdragon 820
  • Higher listed download speed
Qualcomm Snapdragon 685
  • More CPU cores
  • Higher maximum CPU clock
  • Smaller manufacturing process
  • Higher listed GPU clock
Side-by-side specifications

Detailed comparison

CPU

SpecificationQualcomm Snapdragon 820Qualcomm Snapdragon 685
Architecture 2x 2.2 GHz - Kryo2x 1.6 GHz - Kryo 4x 2.8 GHz - Cortex-A734x 1.9 GHz - Cortex-A53
CPU cores 4 8
Clock speed 2200 MHz 2800 MHz
Instruction set ARMv8-A ARMv8.2-A
Process technology 14 nanometers 6 nanometers
Transistors 2 billion Not available
TDP 11 W Not available

Cache and memory

SpecificationQualcomm Snapdragon 820Qualcomm Snapdragon 685
L1 cache 32 KB Not available
Memory type LPDDR4 LPDDR4X
Memory frequency 1866 MHz 2133 MHz
Memory bus 4x 16 Bit 2x 16 Bit
Maximum bandwidth 29.8 Gbit/s 17 Gbit/s
Maximum memory 8 GB 8 GB

Graphics and AI

SpecificationQualcomm Snapdragon 820Qualcomm Snapdragon 685
GPU Adreno 530 Adreno 610
GPU architecture Adreno 500 Adreno 600
GPU clock 624 MHz 1260 MHz
Execution units 2 Not available
Shaders 256 128
FLOPS 498 Gigaflops 319.2 Gigaflops
Vulkan 1.1 1.1
OpenCL 2.0 2.0
DirectX 12 12.1
Neural processor / NPU Hexagon 680 Hexagon 686

Display and media

SpecificationQualcomm Snapdragon 820Qualcomm Snapdragon 685
Maximum display resolution 3840 x 2160 2520 x 1080
Maximum camera resolution 1x 28MP, 2x 13MP 1x 108MP, 2x 16MP
Video capture 4K at 30FPS 1K at 60FPS
Video playback 4K at 30FPS 1080p at 60FPS
Video codecs H.264, H.265 - H.264 - H.265 - VP8 - VP9
Audio codecs AIFF, CAF, MP3, MP4, WAV - AIFF - CAF - MP3 - MP4 - WAV

Connectivity

SpecificationQualcomm Snapdragon 820Qualcomm Snapdragon 685
4G LTE Cat. 12 LTE Cat. 13
5G No No
Download speed Up to 600 Mbps Up to 390 Mbps
Upload speed Up to 150 Mbps Up to 150 Mbps
Wi-Fi 5 5
Bluetooth 4.1 5.2
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, SBAS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

General

SpecificationQualcomm Snapdragon 820Qualcomm Snapdragon 685
Release November 2015 March 2023
Class Flagship Low end
Model number MSM8996 SM6225-AD
Storage support eMMC 5.1, UFS 2.0 UFS 2.2
Devices in database 42 9
Real devices

Phones using these processors

Examples found in the existing device catalogue.

Qualcomm Snapdragon 820

4G
Samsung W2017
Samsung

Samsung W2017

2.9
Display
Super AMOLED 16M colors 1080 × 1920 pixels (4…
RAM
4 GB
Storage
64 GB
Battery
Li-Ion 2300 mAh
View details
PDF manual 4G
Samsung Galaxy S7 Active
Samsung

Samsung Galaxy S7 Active

3.3
Display
Super AMOLED 16M colors 1440 × 2560 pixels (5…
RAM
4 GB
Storage
32 GB
Battery
Li-Ion 4000 mAh
View details PDF
4G
LG Q8 X800K
LG

LG Q8 X800K

2.6
Smartphone
Display
IPS TFT 16M colors 1440 × 2560 pixels (5.20 i…
RAM
4 GB
Storage
32 GB
Battery
Li-Ion 3000 mAh
View details
PDF manual 4G
LG Q8
LG

LG Q8

3.1
Smartphone
Display
IPS TFT 16M colors 1440 × 2560 pixels (5.20 i…
RAM
4 GB
Storage
32 GB
Battery
Li-Ion 3000 mAh
View details PDF
PDF manual 4G
LG V20 US996
LG

LG V20 US996

3.4
Smartphone
Display
IPS TFT 16M colors 1440 × 2560 pixels (5.70 i…
RAM
4 GB
Storage
64 GB
Battery
Li-Ion 3200 mAh
View details PDF
PDF manual 4G
LG G5 H860
LG

LG G5 H860

3.8
Smartphone
Display
IPS TFT 16M colors 1440 × 2560 pixels (5.30 i…
RAM
4 GB
Storage
32 GB
Battery
Li-Ion 2800 mAh
View details PDF
4G
LG V34 isai Beat
LG

LG V34 isai Beat

3.6
Smartphone
Display
IPS TFT 16M colors 1440 × 2560 pixels (5.20 i…
RAM
4 GB
Storage
32 GB
Battery
Li-Ion 3000 mAh
View details

Qualcomm Snapdragon 685

4G
Oppo Reno12 FS 4G
Oppo

Oppo Reno12 FS 4G

3.0
Smartphone
Display
AMOLED 16.7M colors, 120 Hz, 1080 × 2400 pixe…
RAM
8 GB
Storage
512 GB
Battery
Li-Po 5000 mAh
View details
4G
Oppo Reno12 F 4G
Oppo

Oppo Reno12 F 4G

3.0
Smartphone
Display
AMOLED 16.7M colors, 120 Hz, 1080 × 2400 pixe…
RAM
8 GB
Storage
256 GB, 512 GB
Battery
Li-Po 5000 mAh
View details
Honor Pad X9a WiFi
Honor

Honor Pad X9a WiFi

3.2
Tablet
Display
IPS TFT 1.07G colors, 120 Hz, 1504 × 2508 pix…
RAM
8 GB
Storage
128 GB
Battery
Li-Ion 8300 mAh
View details
4G
Honor Pad X9a
Honor

Honor Pad X9a

3.2
Tablet
Display
IPS TFT 1.07G colors, 120 Hz, 1504 × 2508 pix…
RAM
8 GB
Storage
128 GB
Battery
Li-Ion 8300 mAh
View details
4G
Honor X8c
Honor

Honor X8c

3.2
Smartphone
Display
AMOLED 16.7M colors, 120 Hz, 1080 × 2412 pixe…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB, 512 GB
Battery
Li-Po 5000 mAh
View details
Honor Pad X9 Pro
Honor

Honor Pad X9 Pro

3.2
Tablet
Display
IPS TFT 1.07G colors, 120 Hz, 1200 × 2000 pix…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Po 8300 mAh
View details
4G
Honor X7c 4G
Honor

Honor X7c 4G

3.2
Smartphone
Display
IPS TFT 16.7M colors, 120 Hz, 720 × 1610 pixe…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Po 6000 mAh
View details
Honor Pad X9
Honor

Honor Pad X9

3.2
Tablet
Display
IPS TFT 1.07G colors, 120 Hz, 1200 × 2000 pix…
RAM
4 GB
Storage
128 GB
Battery
Li-Po 7250 mAh
View details
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