ASUS ZenFone 3 (ZE552KL) vs. ASUS ZenFone 5Z (ZS620KL)

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone 3 (ZE552KL) and ASUS ZenFone 5Z (ZS620KL). Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

ASUS ZenFone 3 (ZE552KL) vs. ASUS ZenFone 5Z (ZS620KL) Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
Product Type Smartphone Smartphone
Manufacturer Model Number ZE552KL ZS620KL
Form Factor Touch Touch
Height 152.59 mm 153 mm ASUS ZenFone 5Z (ZS620KL) has greater height than ASUS ZenFone 3 (ZE552KL).
Width 77.38 mm 75.65 mm ASUS ZenFone 3 (ZE552KL) has greater width than ASUS ZenFone 5Z (ZS620KL).
Depth 7.69 mm 7.7 mm ASUS ZenFone 3 (ZE552KL) is narrower than ASUS ZenFone 3 (ZE552KL).
Weight 155 g 155 g Both phones are the same weight.
Body Colour Gold shimmer | Moonlight white | Black sapphire Midnight blue | Meteor silver
Body Material Metal, Gorilla glass Aluminium
Waterproof (Water-resistant) - -
Integrated Components - FM radio
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) - Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Micro SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
Display Type LCD display LCD display
Display Technology Super IPS+ IPS+
Screen Size (Display Size) 5.5" 6.2" ASUS ZenFone 5Z (ZS620KL) has larger screen size than ASUS ZenFone 3 (ZE552KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2246 x 1080 pixels ASUS ZenFone 5Z (ZS620KL) has better screen resolution than ASUS ZenFone 3 (ZE552KL).
Display Format Full HD -
Pixel Density - 402 ppi
Aspect Ratio - 18:5:9
Max Brightness - 550 cd/m²
Display Enhancement Technology - Bluelight Filter for Eye Care
Display Features 2.5D curved glass DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating
PROCESSOR ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
Processor Type (CPU) Qualcomm Snapdragon 625 Qualcomm Snapdragon 845
Clock Speed 2 GHz -
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 630
MEMORY ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
RAM 3 GB LPDDR4X SDRAM - 4 GB ASUS ZenFone 5Z (ZS620KL) has more RAM than ASUS ZenFone 3 (ZE552KL).
Internal Memory Size (Storage Capacity) 32 GB 64 GB ASUS ZenFone 5Z (ZS620KL) has more internal memory than ASUS ZenFone 3 (ZE552KL).
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSDXC - up to 2 TB
CAMERA ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 12 Megapixel ASUS ZenFone 3 (ZE552KL) has better camera resolution than ASUS ZenFone 5Z (ZS620KL).
Sensor Size - 1/2.55"
Sensor Name - Sony Exmor RS IMX363 sensor
Lens Aperture F/2.0 F/1.8 ASUS ZenFone 5Z (ZS620KL) has better lens aperture than ASUS ZenFone 3 (ZE552KL).
Lens Construction 6-element 6-element
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) 4 Stop OIS (Optical Image Stabilisation) Both phones have optical image stabilization.
Focus Adjustment Automatic -
Laser Auto Focus Yes -
Special Effects Depth of field Night HDR
HDR Mode Auto 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 Panorama, Pro mode, Beauty mode, Auto mode, super resolution mode, GIF animation function, Real-Time Beautification, Real-time Protrait, Time Lapse (with power saving mode)
Light Source Dual LED flash LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) Sapphire crystal lens cover, GIF animation function, Smart Remove, Electronic Image Stabiliser (EIS), Time Rewind Dual Pixel technology, Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, RAW image capture, 4-axis optical image stabilisation, Instant cameras switching, Live Emoji, 8 filters, AI Photo Learning, 32s long exposure
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Wide-angle lens
Camera Features (2nd Camera) - 3-axis electronic image stabilisation
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Lens Type (Front) Wide-angle lens Wide-angle lens
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Focus Adjustment Focus free -
Special Effects (Front) - Night HDR
HDR Mode (Front) Auto HDR mode Auto HDR mode
Camera Modes (Front) Selfie panorama Beauty mode, Auto mode, selfie panorama, GIF animation function
Camera Features (Front) PixelMaster camera PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters
BATTERY AND CHARGING ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
Battery Capacity (Battery Size) 3000 mAh 3300 mAh ASUS ZenFone 5Z (ZS620KL) has larger battery capacity than ASUS ZenFone 3 (ZE552KL).
Fast Charging Technology - BoostMaster Fast Charging ASUS ZenFone 5Z (ZS620KL) has fast charging technology.
Battery Technology - Lithium polymer
CELLULAR ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
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) Android 9.0 Pie
User Interface ASUS ZenUI 3.0 ASUS ZenUI 5.0
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, DC-HSPA+
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
Wireless Interface Infrared (IrDA), IEEE 802.11ac IEEE 802.11ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
Bluetooth Profiles - A2DP
NFC - Yes ASUS ZenFone 5Z (ZS620KL) has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
Sound Enhancements - ASUS BoostMaster technology, Hi-Res audio, DTS Headphone:X
FEATURES ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
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 Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, RGB sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features Hi-Res Audio, Google Drive Storage (100 GB) (free for 2 years), ASUS SonicMaster 3.0 technology Face Unlock, AudioWizard, NXP Smart AMP technology, ASUS Noise Reduction technology, Google Drive Storage (100 GB) (free for 1 year), Dual Smart AMP, Dual noise-cancelling microphones, AI Charging, AI Boost, ZeniMoji
OTHERS ASUS ZenFone 3 (ZE552KL) ASUS ZenFone 5Z (ZS620KL)
Included Accessories Power adapter Power adapter, USB-C cable, ASUS ZenEar S Hi-Res earphone with microphone
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