Snapdragon 820 Vs snapdragon 821 Comparison

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Snapdragon 820 Vs snapdragon 821 Comparison : Snapdragon processors are most the most recognised processor in the smartphone industry offering above expectation speed and reliability then MediaTek and spreadtrum processors. Today we will discuss about the difference between snapdragon 820 and snapdragon 821 processor. We will discuss all the major aspects of these two Qualcomm processors.

Snapdragon 820 Vs snapdragon 821 Comparison

Snapdragon 820 Vs snapdragon 821 Comparison:

Snapdragon 820 processor was announced in March 2015 and Snapdragon 821 was announced in July 2016. Both  the processors are made up for the high end smartphones, tablets and hybrid mobiles in the world. As of now there are only four smartphones are build with Snapdragon 821 and they are OnePlus 3T, Google Pixel, HTC U Ultra and LG G6. They all are flagship smartphones which are build for high-end performance. But there are many smartphones company which takes up the snapdragon 820 processors includes HTC, OnePlus, LG etc.

Why the Snapdragon 821 is better than Snapdragon 820:

  • 10 percent improvement in performance over the 820 due to a faster clocked CPU
  • 10% faster app loading speed
  • 10 percent faster boot with Snapdragon 821 over Snapdragon 820
  • 5% more power efficient than snapdragon 820
  • Qualcomm Aqstic audio technology in Snapdragon 821 which is not available in Snapdragon 821

Below it a head to head comparison between Snapdragon 821 and Snapdragon 820 processor. We have covered up all the major aspects of these two processors. Have a look-

SpecsSnapdragon 821 ProcessorSnapdragon 820 Processor
Modem NameQualcomm Snapdragon X12 LTE modemQualcomm Snapdragon X12 LTE modem
LTE CategoryLTE Category 13 (uplink)

LTE Category 12 (downlink)
LTE Category 13 (uplink)

LTE Category 12 (downlink)
Downlink Features3x20 MHz carrier aggregation

Up to 256-QAM
3x20 MHz carrier aggregation

Up to 256-QAM
Uplink FeaturesQualcomm Snapdragon Upload+

2x20 MHz carrier aggregation

Up to 64-QAM
Qualcomm Snapdragon Upload+

2x20 MHz carrier aggregation

Up to 64-QAM
Peak Download Speed600 Mbps600 Mbps
Peak Upload Speed150 Mbps
150 Mbps
RFFEQualcomm RF360 front-end solutionQualcomm RF360 front-end solution
Megapixel SupportUp to 28 MP cameraUp to 28 MP camera
Image Sensor ProcessorQualcomm Spectra image sensor processor

2x Image Sensor Processor (ISP)

14-bit

Dual Phase Detection Autofocus (PDAF)

Qualcomm Clear Sight camera features
Qualcomm Spectra image sensor processor

2x Image Sensor Processor (ISP)

14-bit

Qualcomm Clear Sight camera features
Video CaptureUp to 4K Ultra HD video capture @ 30FPSUp to 4K Ultra HD video capture @ 30FPS
Video PlaybackUp to 4K Ultra HD video playbackUp to 4K Ultra HD video playback
Codec SupportH.264 (AVC)

H.265 (HEVC)
H.264 (AVC)

H.265 (HEVC)
Audio TechnologyQualcomm Aqstic audio technologyN/A
CPU Clock SpeedUp to 2.4 GHzUp to 2.2 GHz
CPU CoresQuad-core CPU

4x Qualcomm Kryo CPU
Quad-core CPU

4x Qualcomm Kryo CPU
CPU Bit Architecture64-bit64-bit
GPU NameQualcomm Adreno 530 GPUQualcomm Adreno 530 GPU
RAMLPDDR4 1866MHz (29.8GB/s)LPDDR4 1866MHz (29.8GB/s)
BluetoothBluetooth v4.1Bluetooth v4.1
User AuthenticationFace, FingerprintFace, Fingerprint
Qualcomm Quick Charge SupportQuick Charge 3.0 technologyQuick Charge 3.0 technology

Information Source: Qualcomm

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