ASUS ZenFone 3 (ZE520KL) vs. Google Pixel 4a with 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone 3 (ZE520KL) and Google Pixel 4a with 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

ASUS ZenFone 3 (ZE520KL) vs. Google Pixel 4a with 5G Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Product Type Smartphone Smartphone
Manufacturer Model Number ZE520KL G025I
Form Factor Touch Touch
Height 146.87 mm 153.9 mm Google Pixel 4a with 5G has greater height than ASUS ZenFone 3 (ZE520KL).
Width 73.98 mm 74 mm Google Pixel 4a with 5G has greater width than ASUS ZenFone 3 (ZE520KL).
Depth 7.69 mm 8.2 mm ASUS ZenFone 3 (ZE520KL) is narrower than ASUS ZenFone 3 (ZE520KL).
Weight 144 g 168 g ASUS ZenFone 3 (ZE520KL) is lighter than ASUS ZenFone 3 (ZE520KL).
Body Colour Moon white | Gold shimmer | Black sapphire Just black
Body Material Metal, glass Corning Gorilla Glass 3, soft-touch polycarbonate unibody
Waterproof (Water-resistant) - -
SAR Value 0.938 W/kg (body), 0.278 W/kg (head) 1.4 W/kg (body), 0.94 W/kg (head)
Integrated Components FM radio -
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Dual-SIM (SIM1 and SIM2/MicroSD slots) Single-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Display Type LCD display OLED display
Display Technology Super IPS+ OLED
Screen Size (Display Size) 5.2" 6.2" Google Pixel 4a with 5G has larger screen size than ASUS ZenFone 3 (ZE520KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2340 x 1080 pixels Google Pixel 4a with 5G has better screen resolution than ASUS ZenFone 3 (ZE520KL).
Display Format Full HD Full HD+
Pixel Density - 413 ppi
Aspect Ratio - 19.5:9
Max Brightness 600 cd/m² -
Colour Depth - 16.7 million colours
Contrast Ratio - 100000:1
HDR - Yes Google Pixel 4a with 5G has HDR.
Display Enhancement Technology Bluelight Filter for Eye Care -
Display Features ASUS Glove Touch technology, 2.5D curved glass Always-on display, Now Playing
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating, Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Processor Type (CPU) Qualcomm Snapdragon 625 Qualcomm Snapdragon 765G
Clock Speed 2 GHz 2.4 GHz Google Pixel 4a with 5G has higher clock speed than ASUS ZenFone 3 (ZE520KL).
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - ASUS ZenFone 3 (ZE520KL) has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 506 Qualcomm ADRENO 620
MEMORY ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
RAM 3 GB LPDDR4X SDRAM - 6 GB Google Pixel 4a with 5G has more RAM than ASUS ZenFone 3 (ZE520KL).
Internal Memory Size (Storage Capacity) 32 GB 128 GB Google Pixel 4a with 5G has more internal memory than ASUS ZenFone 3 (ZE520KL).
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB -
CAMERA ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 12.2 Megapixel ASUS ZenFone 3 (ZE520KL) has better camera resolution than Google Pixel 4a with 5G.
Sensor Name Sony Exmor RS IMX298 sensor -
Lens Aperture F/2.0 F/1.7 Google Pixel 4a with 5G has better lens aperture than ASUS ZenFone 3 (ZE520KL).
Lens Construction 6-element -
Field of View (FoV) - 77 degree(s)
Pixel Size - 1.4 μm
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Special Effects Depth of field -
HDR Mode Auto HDR mode -
Camera Modes Panorama, Time-lapse mode, night mode, manual mode, Real time beauty mode, super resolution mode, All Smiles mode, Mini mode -
Light Source Dual LED flash Flash
Video Resolutions 3840 x 2160 (4K) 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps
Camera Features (Functions) Sapphire crystal lens cover, GIF animation function, Smart Remove, Electronic Image Stabiliser (EIS), Time Rewind, Largan lens Electronic Image Stabiliser (EIS), Dual Pixel Phase Detect Auto-Focus (PDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) - 16 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 107 degree(s)
Pixel Size (2nd Camera) - 1 μm
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Field of View (Front) - 83 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment - Focus free
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Selfie panorama -
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps
Camera Features (Front) PixelMaster camera -
BATTERY AND CHARGING ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Battery Capacity (Battery Size) 2650 mAh 3885 mAh Google Pixel 4a with 5G has larger battery capacity than ASUS ZenFone 3 (ZE520KL).
Fast Charging Technology - Power Delivery 2.0 Google Pixel 4a with 5G has fast charging technology.
CELLULAR ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Google Pixel 4a with 5G has more advanced generation mobile network.
Operating System Android 6.0 (Marshmallow) Android 11
User Interface ASUS ZenUI 3.0 -
Intelligent Assistant - Google Assistant
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, DC-HSPA+ GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency - 2100, 1900, 1700, 850, 800, 900, 800
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 14, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 32, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, Band 48, Band 66, Band 71
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700 PS, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600
5G NR Band - N1, n2, n3, n5, n7, n8, n28, n41, n66, n71, n77, n78, n12
5G NR Frequency - FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, n12
Wireless Interface Infrared (IrDA), IEEE 802.11b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0 LE
Bluetooth Profiles - A2DP
NFC - Yes Google Pixel 4a with 5G has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Supported Digital Audio Standards - Apt-X, LDAC, apt-X HD
FEATURES ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, RGB sensor Accelerometer, ambient light sensor, proximity sensor, barometer, magnetometer, gyro sensor, flicker sensor, spectral sensor
Security Devices Fingerprint reader Fingerprint reader
Additional Phone Features Infrared remote control, Dual microphones, Hi-Res Audio, Google Drive Storage (100 GB) (free for 2 years), ASUS SonicMaster 3.0 technology, ASUS NoiseZero Talk technology Dual microphones, MIMO technology, Noise suppression, ARCore, 3 years of security and OS updates
OTHERS ASUS ZenFone 3 (ZE520KL) Google Pixel 4a with 5G
Included Accessories Power adapter SIM card removal tool, Quick switch adapter, 18W USB-C power adapter, USB-C to USB-C cable (1 m)
Compliant Standards - HAC (Hearing Aid Compatible)
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