ASUS ZenFone 3 Ultra (ZU680KL) vs. Samsung Galaxy A03

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone 3 Ultra (ZU680KL) and Samsung Galaxy A03. 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 Ultra (ZU680KL) vs. Samsung Galaxy A03 Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy A03
Product Type Smartphone Smartphone
Manufacturer Model Number ZU680KL SM-A035G/DSN
Form Factor Touch Touch
Height 186.4 mm 166.6 mm ASUS ZenFone 3 Ultra (ZU680KL) has greater height than Samsung Galaxy A03.
Width 93.9 mm 75.9 mm ASUS ZenFone 3 Ultra (ZU680KL) has greater width than Samsung Galaxy A03.
Depth 6.8 mm 9.2 mm ASUS ZenFone 3 Ultra (ZU680KL) is narrower than ASUS ZenFone 3 Ultra (ZU680KL).
Weight 233 g 199 g Samsung Galaxy A03 is lighter than ASUS ZenFone 3 Ultra (ZU680KL).
Body Colour Rose gold | Titanium grey | Glacier silver Blue | Black
Body Material Metal -
Waterproof (Water-resistant) - -
Repairability Index - 8 (out of 10)
SAR Value - 0.84 W/kg (body), 0.79 W/kg (head)
Integrated Components FM radio -
Connector Type HDMI - 19 pin micro HDMI Type D
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 Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy A03
Display Type LCD display LCD display
Display Technology IPS PLS TFT
Screen Size (Display Size) 6.8" 6.5" ASUS ZenFone 3 Ultra (ZU680KL) has larger screen size than Samsung Galaxy A03.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1600 x 720 pixels ASUS ZenFone 3 Ultra (ZU680KL) has better screen resolution than Samsung Galaxy A03.
Display Format Full HD HD+
Colour Depth - 16.7 million colours
Display Enhancement Technology Bluelight Filter for Eye Care -
Display Features Full Lamination, ASUS Tru2Life+ Infinity V Display
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) -
PROCESSOR ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy A03
Processor Type (CPU) Qualcomm Snapdragon 652 -
Clock Speed 1.8 GHz 1.6 GHz ASUS ZenFone 3 Ultra (ZU680KL) has higher clock speed than Samsung Galaxy A03.
Processor Core Qty Quad-core 8-core Samsung Galaxy A03 has higher processor core quantity than ASUS ZenFone 3 Ultra (ZU680KL).
64-bit Architecture Yes - ASUS ZenFone 3 Ultra (ZU680KL) has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 510 -
MEMORY ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy A03
RAM 3 GB 4 GB Samsung Galaxy A03 has more RAM than ASUS ZenFone 3 Ultra (ZU680KL).
Internal Memory Size (Storage Capacity) 32 GB 64 GB Samsung Galaxy A03 has more internal memory than ASUS ZenFone 3 Ultra (ZU680KL).
User Memory - 47.3 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 200 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy A03
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 23 Megapixel 48 Megapixel Samsung Galaxy A03 has better camera resolution than ASUS ZenFone 3 Ultra (ZU680KL).
Lens Aperture F/2.0 F/1.8 Samsung Galaxy A03 has better lens aperture than ASUS ZenFone 3 Ultra (ZU680KL).
Lens Construction 6-element -
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) - ASUS ZenFone 3 Ultra (ZU680KL) 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 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Sapphire crystal lens cover, GIF animation function, Phase Detect Auto-Focus (PDAF), ZenMotion, Smart Remove, Electronic Image Stabiliser (EIS), MiniMovie, Time Rewind -
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 Ultra (ZU680KL) has better front camera resolution than Samsung Galaxy A03.
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.2 ASUS ZenFone 3 Ultra (ZU680KL) has better front lens aperture than ASUS ZenFone 3 Ultra (ZU680KL).
Focus Adjustment Focus free -
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Slow motion video, night mode, selfie panorama Live Focus mode
Camera Features (Front) PixelMaster camera -
BATTERY AND CHARGING ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy A03
Battery Capacity (Battery Size) 4600 mAh 5000 mAh Samsung Galaxy A03 has larger battery capacity than ASUS ZenFone 3 Ultra (ZU680KL).
Talk Time 2040 minutes -
Run Time Details Talk: up to 2040 min
Continuous browsing (Wi-Fi): up to 14.5 hrs
Playback (video): up to 12.5 hrs
-
Battery Technology Lithium -
CELLULAR ASUS ZenFone 3 Ultra (ZU680KL) 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 Ultra (ZU680KL) Samsung Galaxy A03
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE 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 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency - 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
Bluetooth Profiles A2DP -
NFC - Yes Samsung Galaxy A03 has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone 3 Ultra (ZU680KL) 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 Ultra (ZU680KL) 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 QuickMemo function, Wi-Fi Miracast, Kids Mode, ASUS TruVivid technology, Power Saving Mode, Hi-Res Audio, ASUS BoostMaster technology, ASUS WebStorage (5GB), Google Drive Storage (100 GB) (free for 2 years), VisualMaster 3.0, DTS Headphone:X, ASUS SonicMaster 3.0 technology Samsung Smart Switch
OTHERS ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy A03
Included Accessories Power adapter -
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