ASUS ZenFone 3 (ZE520KL) vs. Samsung Galaxy A03

Phone Comparison, Reviews and Tests

Detailed comparison and review of ASUS ZenFone 3 (ZE520KL) and Samsung Galaxy A03. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

ASUS ZenFone 3 (ZE520KL) vs. Samsung Galaxy A03 Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Product Type Smartphone Smartphone
Manufacturer Model Number ZE520KL SM-A035G/DSN
Form Factor Touch Touch
Height 146.87 mm 166.6 mm Samsung Galaxy A03 has greater height than ASUS ZenFone 3 (ZE520KL).
Width 73.98 mm 75.9 mm Samsung Galaxy A03 has greater width than ASUS ZenFone 3 (ZE520KL).
Depth 7.69 mm 9.2 mm ASUS ZenFone 3 (ZE520KL) is narrower than ASUS ZenFone 3 (ZE520KL).
Weight 144 g 199 g ASUS ZenFone 3 (ZE520KL) is lighter than ASUS ZenFone 3 (ZE520KL).
Body Colour Moon white | Gold shimmer | Black sapphire Blue | Black
Body Material Metal, glass -
Waterproof (Water-resistant) - -
Repairability Index - 8 (out of 10)
SAR Value 0.938 W/kg (body), 0.278 W/kg (head) 0.84 W/kg (body), 0.79 W/kg (head)
Integrated Components FM radio -
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM (SIM1 and SIM2/MicroSD slots) Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Display Type LCD display LCD display
Display Technology Super IPS+ PLS TFT
Screen Size (Display Size) 5.2" 6.5" Samsung Galaxy A03 has larger screen size than ASUS ZenFone 3 (ZE520KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1600 x 720 pixels ASUS ZenFone 3 (ZE520KL) has better screen resolution than Samsung Galaxy A03.
Display Format Full HD HD+
Max Brightness 600 cd/m² -
Colour Depth - 16.7 million colours
Display Enhancement Technology Bluelight Filter for Eye Care -
Display Features ASUS Glove Touch technology, 2.5D curved glass Infinity V Display
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating, Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Processor Type (CPU) Qualcomm Snapdragon 625 -
Clock Speed 2 GHz 1.6 GHz ASUS ZenFone 3 (ZE520KL) has higher clock speed than Samsung Galaxy A03.
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 -
MEMORY ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
RAM 3 GB 4 GB Samsung Galaxy A03 has more RAM than ASUS ZenFone 3 (ZE520KL).
Internal Memory Size (Storage Capacity) 32 GB 64 GB Samsung Galaxy A03 has more internal memory than ASUS ZenFone 3 (ZE520KL).
User Memory - 47.3 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 48 Megapixel Samsung Galaxy A03 has better camera resolution than ASUS ZenFone 3 (ZE520KL).
Sensor Name Sony Exmor RS IMX298 sensor -
Lens Aperture F/2.0 F/1.8 Samsung Galaxy A03 has better lens aperture than ASUS ZenFone 3 (ZE520KL).
Lens Construction 6-element -
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) - ASUS ZenFone 3 (ZE520KL) has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Digital Zoom - 10x
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 Live Focus mode
Light Source Dual LED flash LED flash
Video Resolutions 3840 x 2160 (4K) 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Sapphire crystal lens cover, GIF animation function, Smart Remove, Electronic Image Stabiliser (EIS), Time Rewind, Largan lens -
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Lens Aperture (2nd Camera) - F/2.4
Camera Functions (2nd Camera) - Depth camera
Special Effects (2nd Camera) - Bokeh effect
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 5 Megapixel ASUS ZenFone 3 (ZE520KL) has better front camera resolution than Samsung Galaxy A03.
Lens Aperture (Front) F/2.0 F/2.2 ASUS ZenFone 3 (ZE520KL) has better front lens aperture than ASUS ZenFone 3 (ZE520KL).
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Selfie panorama Live Focus mode
Camera Features (Front) PixelMaster camera -
BATTERY AND CHARGING ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Battery Capacity (Battery Size) 2650 mAh 5000 mAh Samsung Galaxy A03 has larger battery capacity than ASUS ZenFone 3 (ZE520KL).
CELLULAR ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0 (Marshmallow) -
User Interface ASUS ZenUI 3.0 One UI Core
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, Galileo, QZSS
COMMUNICATIONS ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, DC-HSPA+ FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM
3G UMTS Band - Band 1, Band 5, Band 8
3G UMTS Frequency - 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface Infrared (IrDA), IEEE 802.11b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
NFC - Yes Samsung Galaxy A03 has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Supported Digital Audio Standards - WAV, AAC, AMR, MP3, FLAC, XMF, OGG, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards - MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Phone Functions 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, proximity sensor, light sensor
Security Devices 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 Samsung Smart Switch
OTHERS ASUS ZenFone 3 (ZE520KL) Samsung Galaxy A03
Included Accessories Power adapter -
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