ASUS ZenFone 3 (ZE520KL) vs. ASUS ROG Phone 3

Phone Comparison, Reviews and Tests

Detailed comparison and review of ASUS ZenFone 3 (ZE520KL) and ASUS ROG Phone 3. 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. ASUS ROG Phone 3 Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
Product Type Smartphone Smartphone
Manufacturer Model Number ZE520KL ZS661KS
Form Factor Touch Touch
Height 146.87 mm 171 mm ASUS ROG Phone 3 has greater height than ASUS ZenFone 3 (ZE520KL).
Width 73.98 mm 78 mm ASUS ROG Phone 3 has greater width than ASUS ZenFone 3 (ZE520KL).
Depth 7.69 mm 9.85 mm ASUS ZenFone 3 (ZE520KL) is narrower than ASUS ZenFone 3 (ZE520KL).
Weight 144 g 240 g ASUS ZenFone 3 (ZE520KL) is lighter than ASUS ZenFone 3 (ZE520KL).
Body Colour Moon white | Gold shimmer | Black sapphire Black glare
Body Material Metal, glass -
Waterproof (Water-resistant) - -
SAR Value 0.938 W/kg (body), 0.278 W/kg (head) -
Integrated Components FM radio FM radio
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
USB Type-C
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) ASUS ROG Phone 3
Display Type LCD display OLED display
Display Technology Super IPS+ AMOLED
Screen Size (Display Size) 5.2" 6.59" ASUS ROG Phone 3 has larger screen size than ASUS ZenFone 3 (ZE520KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2340 x 1080 pixels ASUS ROG Phone 3 has better screen resolution than ASUS ZenFone 3 (ZE520KL).
Display Format Full HD -
Aspect Ratio - 19.5:9
Max Brightness 600 cd/m² -
HDR - Yes ASUS ROG Phone 3 has HDR.
Display Enhancement Technology Bluelight Filter for Eye Care -
Display Refresh Rate - 144 Hz
Display Features ASUS Glove Touch technology, 2.5D curved glass -
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating, Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
Processor Type (CPU) Qualcomm Snapdragon 625 Qualcomm Snapdragon 865
Processor Number - SM8250
Clock Speed 2 GHz 2.84 GHz ASUS ROG Phone 3 has higher clock speed than ASUS ZenFone 3 (ZE520KL).
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 650
MEMORY ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
RAM 3 GB LPDDR4X SDRAM - 8 GB ASUS ROG Phone 3 has more RAM than ASUS ZenFone 3 (ZE520KL).
Internal Memory Size (Storage Capacity) 32 GB 256 GB ASUS ROG Phone 3 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) ASUS ROG Phone 3
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 64 Megapixel ASUS ROG Phone 3 has better camera resolution than ASUS ZenFone 3 (ZE520KL).
Sensor Name Sony Exmor RS IMX298 sensor -
Lens Aperture F/2.0 -
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 -
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 -
Light Source Dual LED flash Dual LED flash
Video Resolutions 3840 x 2160 (4K) -
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) - 13 Megapixel
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 24 Megapixel ASUS ROG Phone 3 has better front camera resolution than ASUS ZenFone 3 (ZE520KL).
Lens Aperture (Front) F/2.0 -
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Selfie panorama -
Camera Features (Front) PixelMaster camera -
BATTERY AND CHARGING ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
Battery Capacity (Battery Size) 2650 mAh 6000 mAh ASUS ROG Phone 3 has larger battery capacity than ASUS ZenFone 3 (ZE520KL).
Fast Charging Technology - Qualcomm Quick Charge 4.0, Asus ROG HyperCharge ASUS ROG Phone 3 has fast charging technology.
CELLULAR ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
Technology WCDMA (UMTS) / GSM TD-SCDMA / WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G ASUS ROG Phone 3 has more advanced generation mobile network.
Operating System Android 6.0 (Marshmallow) Android 10
User Interface ASUS ZenUI 3.0 ROG UI
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, DC-HSPA+ GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, 5G NR
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
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 20, Band 28, Band 34, Band 38, Band 39, 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500
Wireless Interface Infrared (IrDA), IEEE 802.11b/g/n/ac IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 4.2 Bluetooth 5.1
Bluetooth Profiles - HFP, OPP, PAN, A2DP, AVRCP, HID
NFC - Yes ASUS ROG Phone 3 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
Supported Digital Audio Standards - Apt-X, apt-X HD
FEATURES ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
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, digital compass, gyro sensor, hall sensor, ultrasonic sensor
Security Devices Fingerprint reader Fingerprint reader (under display), face recognition
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 MIMO technology, Four microphones with Noise Reduction technology
OTHERS ASUS ZenFone 3 (ZE520KL) ASUS ROG Phone 3
Included Accessories Power adapter SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, protective case, 30W fast charger, AeroCooler 3 Fan with USB-C and 3.5mm audio jack
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