ASUS ZenFone Zoom (ZX551ML) vs. Samsung Galaxy A02s

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and Samsung Galaxy A02s. 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 Zoom (ZX551ML) vs. Samsung Galaxy A02s Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Product Type Smartphone Smartphone
Manufacturer Model Number ZX551ML SM-A025G/DSN
Form Factor Touch Touch
Height 158.9 mm 166.5 mm Samsung Galaxy A02s has greater height than ASUS ZenFone Zoom (ZX551ML).
Width 78.8 mm 75.9 mm ASUS ZenFone Zoom (ZX551ML) has greater width than Samsung Galaxy A02s.
Depth 12 mm 9.2 mm Samsung Galaxy A02s is narrower than ASUS ZenFone Zoom (ZX551ML).
Weight 185 g 198 g ASUS ZenFone Zoom (ZX551ML) is lighter than ASUS ZenFone Zoom (ZX551ML).
Body Colour Ceramic white | Pure black White | Black
Waterproof (Water-resistant) - -
SAR Value 0.432 W/kg (body), 0.343 W/kg (head) 0.78 W/kg (body), 0.55 W/kg (head)
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Micro SIM Nano SIM
SIM Card Qty - Dual-SIM
DISPLAY ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Display Type LCD display LCD display
Display Technology IPS PLS TFT
Screen Size (Display Size) 5.5" 6.5" Samsung Galaxy A02s has larger screen size than ASUS ZenFone Zoom (ZX551ML).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1600 x 720 pixels ASUS ZenFone Zoom (ZX551ML) has better screen resolution than Samsung Galaxy A02s.
Display Format Full HD HD+
Pixel Density 401 ppi -
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features - Infinity V Display, Dark mode
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) -
PROCESSOR ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Processor Type (CPU) Intel Atom -
Processor Number Z3590 -
Clock Speed 2.5 GHz 1.8 GHz ASUS ZenFone Zoom (ZX551ML) has higher clock speed than Samsung Galaxy A02s.
Processor Core Qty Quad-core 8-core Samsung Galaxy A02s has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML).
Graphics System (GPU) PowerVR G6430 -
MEMORY ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
RAM 4 GB 3 GB ASUS ZenFone Zoom (ZX551ML) has more RAM than Samsung Galaxy A02s.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
User Memory - 20.6 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Aperture F/2.7-4.8 F/2.2 Samsung Galaxy A02s has better lens aperture than ASUS ZenFone Zoom (ZX551ML).
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - ASUS ZenFone Zoom (ZX551ML) has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Digital Zoom 3x 8x Samsung Galaxy A02s has better digital zoom than ASUS ZenFone Zoom (ZX551ML).
Special Effects - Bokeh effect
HDR Mode Auto HDR mode -
Camera Modes Panorama Live Focus mode
Face Recognition (Face ID) Face detection - ASUS ZenFone Zoom (ZX551ML) has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Lens Aperture (2nd Camera) - F/2.4
Camera Functions (2nd Camera) - Macro camera
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 5 Megapixel Both phones have the same front camera resolution.
Lens Aperture (Front) F/2.0 F/2.2 ASUS ZenFone Zoom (ZX551ML) has better front lens aperture than ASUS ZenFone Zoom (ZX551ML).
Focus Adjustment - Focus free
Camera Modes (Front) - Live Focus mode
BATTERY AND CHARGING ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Battery Capacity (Battery Size) 3000 mAh 5000 mAh Samsung Galaxy A02s has larger battery capacity than ASUS ZenFone Zoom (ZX551ML).
Fast Charging Technology - Adaptive Fast Charging Samsung Galaxy A02s has fast charging technology.
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 5.0 (Lollipop) -
User Interface ASUS ZenUI 2.0 -
Navigation A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 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 9, Band 18, Band 19, Band 28 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 1800, FDD 800 lower, FDD 800 upper, FDD 700 APT FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11b/g/n
Bluetooth Bluetooth 4.0 Bluetooth 4.2
Bluetooth Profiles A2DP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Supported Digital Audio Standards - WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards - MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
FEATURES ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Phone Functions Speakerphone, call timer, conference call, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor
Additional Phone Features Multitasking -
OTHERS ASUS ZenFone Zoom (ZX551ML) Samsung Galaxy A02s
Included Accessories Power adapter -
Compliant Standards - IEC 61960
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