Qualcomm Snapdragon 821 vs Unisoc SC9863A

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Which processor is better? We compared Qualcomm Snapdragon 821 with Unisoc SC9863A. Compare, analyze the specifications. Find out their scores in popular benchmarks (AnTuTu 10, GeekBench 6 Single-Core, GeekBench 6 Multi-Core) and who is the winner?

CPU cores and architecture

Architecture	4x 2.4 GHz – Kryo 4x 1.6 GHz – Kryo	4x 1.6 GHz – Cortex-A55 4x 1.2 GHz – Cortex-A55
Number of cores	8	8
Instruction Set	ARMv8-A	ARMv8.2-A
Lithography	14 nm	28 nm
Number of transistors	2000 million
TDP	11 Watt	3 Watt
Neural Processing	Qualcomm Hexagon 680	NPU

Memory (RAM)

Max amount	up to 8 GB	up to 4 GB
Memory type	LPDDR4	LPDDR4X
Memory frequency	1866 MHz	1866 MHz
Memory-bus	2x16 bit	2x16 bit

Storage

Storage specification

UFS 2.0

eMMC 5.1

Graphics

GPU name	Adreno 530	Imagination PowerVR GE8322
GPU Architecture	Adreno 500	Rogue
GPU frequency	650 MHz	550 MHz
Execution units	2	4
Shaders	256	128
DirectX	11.2	11
OpenCL API	2.0	3.0
OpenGL API	ES 3.1	ES 3.2
Vulkan API	1.0	1.2

Camera, Video, Display

Max screen resolution	3840x2160	2160x1080
Max camera resolution	1x 28MP, 2x	1x 16MP + 1x 5MP
Max Video Capture	4K@30fps	FullHD@30fps
Video codec support	H.264 (AVC) H.265 (HEVC)	H.264 (AVC) H.265 (HEVC) VP8

Wireless

4G network	Yes	Yes
5G network	Yes	Yes
Peak Download Speed	0.6 Gbps	0.3 Gbps
Peak Upload Speed	0.15 Gbps	0.1 Gbps
Wi-Fi	5 (802.11ac)	4 (802.11n)
Bluetooth	4.1	4.2
Satellite navigation	BeiDou GPS Galileo GLONASS	BeiDou GPS GLONASS