Unisoc SC79863a vs MediaTek Helio A25

Comparisons   31-05-2021
   Comprehensive testing data of Unisoc SC79863a vs MediaTek Helio A25, comparison of graphics processors (GPU). A careful analysis of all the specifications of the CPUs, to make it easier to read, is made by the table. From the video comparison, you can get the results of joint testing in synthetic type tests like 3DMark, Vellamo, AnTuTu, Quadrant, GFXBench, Geekbench, Neocore, PassMark, PCMark, and how good the chipsets are in games Asphalt 9, GTA, Madout2, Minecraft, Call of Duty, Fortnite, PUBG etc.
   After looking at the data of joint tests and videos, you can already make an informed decision about which chip is better to buy Unisoc SC79863a or Helio A25.

Summary benchmark results

As a percentage of the maximum value based on a sample from the entire base of all processors
CPU Benchmark
Based on Antutu and Geekbench score

Unisoc SC79863a

Helio A25

Battery life test
Power Consumption efficiency (how quickly the processor reduces the battery charge)

Unisoc SC79863a

37%

Helio A25

67%

Gaming performance
Which CPU is better for gaming

Unisoc SC79863a

Helio A25

Antutu v10, 9

Antutu benchmark separately tests the performance of the CPU, GPU, and memory speed

	Unisoc SC79863a	Helio A25
Total score	80874	95484
CPU	22639	26741
GPU	30740	36292
MEM	12930	15269
UX	14567	17181

GeekBench 6, 5.2

This benchmark shows Multi-threaded and Single-threaded processor performance

	Unisoc SC79863a	Helio A25
Single-Core	209	247
Multi-Core	942	1112

Comparison of specifications

CPU and Memory

	Unisoc SC79863a	Helio A25
Frequency	1600 MHz	1800 MHz
Cores	8	8
Bit	64	64
Lithography	28 nm	12 nm
Transistors count
Core configuration	4x1.8 GHz ARM Cortex-A55 4x1.4 GHz ARM Cortex-A55	4x1.8 GHz Cortex-A53 4x1.5 GHz Cortex-A53
Power consumption (TDP)	5 W	5 W
Memory type	LPDDR3	LPDDR3, LPDDR4x
Max. Memory	4 Gb	4GB Gb
Memory Frequency	933	2x LPDDR4(X) 1600MHz, 1x LPDDR3 933MHz
Memory bandwidth	24	14
Neural Processor (NPU)	No	No
L1 cache	256 KB	32 KB
L2 cache	512 KB	1 MB
L3 cache	8 MB	1 MB
Instruction set architecture (ISA)	ARMv8-A	ARMv8-A

In this comparison block, you should pay attention to the differences in clock speed and the number of cores. Here Helio A25 is 11% better than Unisoc SC79863a in terms of CPU frequency. Also keep in mind that high CPU frequency affects battery life through power consumption.

GPU and Media

GPU	IMG8322	PowerVR GE8320
GPU Frequency	510 MHz	650 MHz
GFloPS	146.2	126.8
# of Cores	128	2
# of Shader Units
Display	2160 x 1080 pixels	1600 x 720 pixels

The frequency of the GPU does not always directly indicate its performance. To fully evaluate all the capabilities of a graphics chip, you should take into account the number of Shader Units and Cores, as well as how many GFlops it has.

Gaming benchmark

Fortnite Mobile
PlayerUnknown's Battlegrounds (PUBG Mobile)	15.5	20.5
Garena Free Fire - The Cobra	27.1	35.4
Call of Duty: Mobile	16.4	22.8
Grand Theft Auto V (GTA 5 Mobile)	12.8	17.8
Minecraft: Pocket Edition	15.6	21.3
Real Racing 3	41.9	62
Sniper 3D	36.2	56.6
Need for Speed No Limits	33.7	63.7
Mortal Kombat X	44.7	51.3
CSR Racing 2	36.8	46

The numbers in this table indicate the maximum FPS that was received on the device with the corresponding processor. Depending on the configuration of the gadget and graphics quality settings (Ultra, Medium, Normal), the results may differ quite significantly. We recommend that you better study the results of the Antutu v10, 9 and GeekBench 6, 5.2 becnmarks.

Cameras

Camera resolution	16 MP	16 MP
Dual Camera resolution	16 MP	13 MP
Image Signal Processor (ISP)
Video Encoding FPS	30	30
Video Encoding resolution	FullHD	FullHD
Codec support	H.264/AVC, H.265/HEVC	H.264

Networks and Navigation

Modem	LTE-4
Download speed	150 MBit/s.	150 MBit/s.
Upload speed	50 MBit/s.	50 MBit/s.
Navigation	GPS, Galileo, Glonass, Beidou	GPS, Galileo, Glonass, Beidou
NFC support	No	No
5G support	Yes	No

Result:
The number of parameters for which Unisoc SC79863a is better: 10
The number of parameters for which MediaTek Helio A25 is better: 23
You need to understand that you should not blindly trust the software comparison of the table. It is better to just watch the full video of joint comparison and listen to what people think who really appreciated the capabilities of both CPUs, as well as read the test results at the links below.

• Unisoc SC79863a specs and review.

Helio A25 SoC - all data

• Devices lists
• Benchmarks
• PUBG mobile
• Fortnite Mobile
• GeekBench 6, 5 mobile
• Antutu v10
• 3DMark

• Helio A25 specs and review.