ASUS ZenFone 3 (ZE520KL) vs. Xiaomi Redmi Note 8

Phone Comparison, Reviews and Tests

Detailed comparison and review of ASUS ZenFone 3 (ZE520KL) and Xiaomi Redmi Note 8. 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. Xiaomi Redmi Note 8 Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
Product Type Smartphone Smartphone
Manufacturer Model Number ZE520KL -
Form Factor Touch Touch
Height 146.87 mm 158.3 mm Xiaomi Redmi Note 8 has greater height than ASUS ZenFone 3 (ZE520KL).
Width 73.98 mm 75.3 mm Xiaomi Redmi Note 8 has greater width than ASUS ZenFone 3 (ZE520KL).
Depth 7.69 mm 8.35 mm ASUS ZenFone 3 (ZE520KL) is narrower than ASUS ZenFone 3 (ZE520KL).
Weight 144 g 190 g ASUS ZenFone 3 (ZE520KL) is lighter than ASUS ZenFone 3 (ZE520KL).
Body Colour Moon white | Gold shimmer | Black sapphire Moonlight white | Space black | Neptune blue
Body Material Metal, glass Corning Gorilla Glass 5
Protection - Splash-resistant
Waterproof (Water-resistant) - -
SAR Value 0.938 W/kg (body), 0.278 W/kg (head) -
Integrated Components FM radio -
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
USB Type-C - 24 pin USB-C
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) Xiaomi Redmi Note 8
Display Type LCD display LCD display
Display Technology Super IPS+ -
Screen Size (Display Size) 5.2" 6.3" Xiaomi Redmi Note 8 has larger screen size than ASUS ZenFone 3 (ZE520KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2340 x 1080 pixels Xiaomi Redmi Note 8 has better screen resolution than ASUS ZenFone 3 (ZE520KL).
Display Format Full HD Full HD+
Aspect Ratio - 19.5:9
Max Brightness 600 cd/m² -
Contrast Ratio - 1500:1
Display Enhancement Technology Bluelight Filter for Eye Care Sunlight mode
Display Features ASUS Glove Touch technology, 2.5D curved glass Eye protection mode, Colour temperature adjustment, night mode, Dot Drop display
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating, Corning Gorilla Glass (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
Processor Type (CPU) Qualcomm Snapdragon 625 Qualcomm Snapdragon 665
Clock Speed 2 GHz 2 GHz Both phones have the same clock speed.
Processor Core Qty 8-core -
64-bit Architecture Yes - ASUS ZenFone 3 (ZE520KL) has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 506 Qualcomm ADRENO 610
MEMORY ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
RAM 3 GB 4 GB Xiaomi Redmi Note 8 has more RAM than ASUS ZenFone 3 (ZE520KL).
Internal Memory Size (Storage Capacity) 32 GB 64 GB Xiaomi Redmi Note 8 has more internal memory than ASUS ZenFone 3 (ZE520KL).
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB microSDHC, microSDXC
CAMERA ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 16 Megapixel 48 Megapixel Xiaomi Redmi Note 8 has better camera resolution than ASUS ZenFone 3 (ZE520KL).
Sensor Size - 1.2"
Sensor Name Sony Exmor RS IMX298 sensor -
Lens Aperture F/2.0 F/1.75 Xiaomi Redmi Note 8 has better lens aperture than ASUS ZenFone 3 (ZE520KL).
Lens Construction 6-element 6-element
Field of View (FoV) - 79.4 degree(s)
Pixel Size - 0.8 μm
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
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 Burst mode, Panorama, Pro mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Beautify
Face Recognition (Face ID) - Face recognition Xiaomi Redmi Note 8 has face detection.
Light Source Dual LED flash Single tone LED flash
Still Image Resolutions - 8000 x 6000
Video Resolutions 3840 x 2160 (4K) 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, Slo-mo video 1280 x 720 (720p) at 120 fps
Camera Features (Functions) Sapphire crystal lens cover, GIF animation function, Smart Remove, Electronic Image Stabiliser (EIS), Time Rewind, Largan lens EIS video stabilisation, 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, Steady handheld night photography, levelling, full screen frame
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 120 degree(s)
Pixel Size (2nd Camera) - 1.12 μm
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) - 1.75 μm
Camera Functions (3rd Camera) - Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Aperture (4th Camera) - F/2.4
Pixel Size (4th Camera) - 1.75 μm
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 13 Megapixel Xiaomi Redmi Note 8 has better front camera resolution than ASUS ZenFone 3 (ZE520KL).
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Pixel Size (Front) - 1.12 μm
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Selfie panorama Panorama, Hand Gesture, Portrait, Beautify
Face Recognition (Face ID) - Face recognition Xiaomi Redmi Note 8 has face detection.
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) PixelMaster camera Self-timer, camera display brightness correction, AI seperation, selfie mirror, blur adjustment, full screen frame
BATTERY AND CHARGING ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
Battery Capacity (Battery Size) 2650 mAh 4000 mAh Xiaomi Redmi Note 8 has larger battery capacity than ASUS ZenFone 3 (ZE520KL).
Recharge Time (Charging Time) - 2 hour(s)
Battery Technology - Lithium polymer
CELLULAR ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
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 -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, DC-HSPA+ GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1900 GSM, 2100 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
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 38, Band 40
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, TDD 2600, TDD 2300
Wireless Interface Infrared (IrDA), IEEE 802.11b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 4.2
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
Supported Digital Audio Standards - WAV, AAC, AMR, MP3, FLAC
Supported Digital Video Standards - MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC
Audio Amplifier - Smart PA
FEATURES ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
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
Security Devices Fingerprint reader 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 Infrared remote control, Dual microphones, Fast Charging, AI Engine, auto cleaning speaker
OTHERS ASUS ZenFone 3 (ZE520KL) Xiaomi Redmi Note 8
Included Accessories Power adapter Power adapter, SIM card removal tool, USB-C cable, soft case
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