ASUS ZenFone 3 (ZE520KL) vs. Google Pixel 3a XL

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone 3 (ZE520KL) and Google Pixel 3a XL. 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 3a XL Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
Product Type Smartphone Smartphone
Manufacturer Model Number ZE520KL G020B
Form Factor Touch Touch
Height 146.87 mm 160.1 mm Google Pixel 3a XL has greater height than ASUS ZenFone 3 (ZE520KL).
Width 73.98 mm 76.1 mm Google Pixel 3a XL 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 167 g ASUS ZenFone 3 (ZE520KL) is lighter than ASUS ZenFone 3 (ZE520KL).
Body Colour Moon white | Gold shimmer | Black sapphire Clearly white | Just black | Purple-ish
Body Material Metal, glass Polycarbonate
Waterproof (Water-resistant) - -
SAR Value 0.938 W/kg (body), 0.278 W/kg (head) 1.52 W/kg (body), 1.36 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
Headset jack - mini-phone 3.5mm
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 3a XL
Display Type LCD display OLED display
Display Technology Super IPS+ OLED
Screen Size (Display Size) 5.2" 6" Google Pixel 3a XL has larger screen size than ASUS ZenFone 3 (ZE520KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2160 x 1080 pixels Google Pixel 3a XL has better screen resolution than ASUS ZenFone 3 (ZE520KL).
Display Format Full HD Full HD+
Pixel Density - 402 ppi
Aspect Ratio - 18:9
Max Brightness 600 cd/m² -
Colour Depth - 16.7 million colours
Contrast Ratio - 100000:1
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 3a XL
Processor Type (CPU) Qualcomm Snapdragon 625 Qualcomm Snapdragon 670
Clock Speed 2 GHz 2 GHz Both phones have the same clock speed.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 506 Qualcomm ADRENO 615
MEMORY ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
RAM 3 GB LPDDR4X SDRAM - 4 GB Google Pixel 3a XL has more RAM than ASUS ZenFone 3 (ZE520KL).
Internal Memory Size (Storage Capacity) 32 GB 64 GB Google Pixel 3a XL 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 3a XL
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 16 Megapixel 12.2 Megapixel ASUS ZenFone 3 (ZE520KL) has better camera resolution than Google Pixel 3a XL.
Sensor Name Sony Exmor RS IMX298 sensor -
Lens Aperture F/2.0 F/1.8 Google Pixel 3a XL has better lens aperture than ASUS ZenFone 3 (ZE520KL).
Lens Construction 6-element -
Field of View (FoV) - 76 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 Portrait mode
Light Source Dual LED flash -
Video Resolutions 3840 x 2160 (4K) 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) 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 detection, Motion Auto Focus
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) - 84 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, 1280 x 720 (720p) at 30 fps, 640 x 480 (VGA) at 30 fps
Camera Features (Front) PixelMaster camera -
BATTERY AND CHARGING ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
Battery Capacity (Battery Size) 2650 mAh 3700 mAh Google Pixel 3a XL has larger battery capacity than ASUS ZenFone 3 (ZE520KL).
CELLULAR ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
Technology WCDMA (UMTS) / GSM CDMA2000 1X / GSM / WCDMA (UMTS)
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0 (Marshmallow) Android 9.0 Pie
User Interface ASUS ZenUI 3.0 -
Intelligent Assistant - Google Assistant
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, Galileo
COMMUNICATIONS ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, DC-HSPA+ GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
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 17, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66
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 700b, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
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
NFC - Yes Google Pixel 3a XL has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
Supported Digital Audio Standards - Apt-X, LDAC, apt-X HD
FEATURES ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
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, haptics sensor, Active Edge
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, Android Sensor Hub, Noise suppression, Night Shift, ARCore, Google Lens, Titan M Security Module, Pixel Imprint sensor
OTHERS ASUS ZenFone 3 (ZE520KL) Google Pixel 3a XL
Included Accessories Power adapter SIM card removal tool, Quick switch adapter, 18W USB-C power adapter, USB-C to USB-C cable (1 m)
Other projects: