Xiaomi MI 4i vs. ASUS ZenFone 5Z (ZS620KL)

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI 4i 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

Xiaomi MI 4i vs. ASUS ZenFone 5Z (ZS620KL) Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Product Type Smartphone Smartphone
Manufacturer Model Number - ZS620KL
Form Factor Touch Touch
Height 138.1 mm 153 mm ASUS ZenFone 5Z (ZS620KL) has greater height than Xiaomi MI 4i.
Width 69.6 mm 75.65 mm ASUS ZenFone 5Z (ZS620KL) has greater width than Xiaomi MI 4i.
Depth 7.8 mm 7.7 mm ASUS ZenFone 5Z (ZS620KL) is narrower than Xiaomi MI 4i.
Weight 130 g 155 g Xiaomi MI 4i is lighter than Xiaomi MI 4i.
Body Colour Black | Dark grey | White Midnight blue | Meteor silver
Body Material - Aluminium
Waterproof (Water-resistant) - -
SAR Value 1.29 W/kg -
Integrated Components FM radio FM radio
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Micro SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Display Type LCD display LCD display
Display Technology IPS IPS+
Screen Size (Display Size) 5" 6.2" ASUS ZenFone 5Z (ZS620KL) has larger screen size than Xiaomi MI 4i.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2246 x 1080 pixels ASUS ZenFone 5Z (ZS620KL) has better screen resolution than Xiaomi MI 4i.
Display Format Full HD -
Pixel Density 441 ppi 402 ppi Xiaomi MI 4i has better pixel density than ASUS ZenFone 5Z (ZS620KL).
Aspect Ratio - 18:5:9
Max Brightness - 550 cd/m²
Colour Depth 16.7 million colours -
Display Enhancement Technology - Bluelight Filter for Eye Care
Display Features - DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On
Display Protection (Screen Protector) Corning Concore Glass Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating
PROCESSOR Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Processor Type (CPU) Qualcomm Snapdragon 615 Qualcomm Snapdragon 845
Clock Speed 1.7 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 405 Qualcomm ADRENO 630
MEMORY Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
RAM 2 GB LPDDR4X SDRAM - 4 GB ASUS ZenFone 5Z (ZS620KL) has more RAM than Xiaomi MI 4i.
Internal Memory Size (Storage Capacity) 16 GB 64 GB ASUS ZenFone 5Z (ZS620KL) has more internal memory than Xiaomi MI 4i.
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSDXC - up to 2 TB
CAMERA Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 13 Megapixel 12 Megapixel Xiaomi MI 4i 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 Xiaomi MI 4i.
Lens Construction 5-element 6-element
Optical Image Stabiliser (OIS) - 4 Stop OIS (Optical Image Stabilisation) ASUS ZenFone 5Z (ZS620KL) has optical stabilisation.
Focus Adjustment Automatic -
Special Effects - Night HDR
HDR Mode Auto HDR mode Auto HDR mode
Camera Modes Panorama, manual 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)
Face Recognition (Face ID) Face detection, smile detection - Xiaomi MI 4i has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) 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) - 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) 5 Megapixel 8 Megapixel ASUS ZenFone 5Z (ZS620KL) has better front camera resolution than Xiaomi MI 4i.
Lens Type (Front) Wide-angle lens Wide-angle lens
Lens Aperture (Front) F/1.8 F/2.0 Xiaomi MI 4i has better front lens aperture than Xiaomi MI 4i.
Lens Element Qty (Front) 5-element -
Special Effects (Front) - Night HDR
HDR Mode (Front) - Auto HDR mode
Camera Modes (Front) - Beauty mode, Auto mode, selfie panorama, GIF animation function
Camera Features (Front) - PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters
BATTERY AND CHARGING Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Battery Capacity (Battery Size) 3120 mAh 3300 mAh ASUS ZenFone 5Z (ZS620KL) has larger battery capacity than Xiaomi MI 4i.
Fast Charging Technology - BoostMaster Fast Charging ASUS ZenFone 5Z (ZS620KL) has fast charging technology.
Talk Time 2100 minutes -
Run Time Details Talk (WCDMA): up to 2100 min -
Battery Technology Lithium Ion Lithium polymer
CELLULAR Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Technology TD-SCDMA / WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 5.0.2 (Lollipop) Android 9.0 Pie
User Interface MIUI V6 ASUS ZenUI 5.0
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-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
4G LTE Band Band 3, Band 7, Band 38, Band 39, Band 40, Band 41 -
4G LTE Frequency FDD 1800+, FDD 2600, TDD 2600, TDD 1900, TDD 2300, TDD 2500 -
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11ac
Bluetooth Bluetooth 4.1 Bluetooth 5.0
Bluetooth Profiles A2DP, HID A2DP
NFC - Yes ASUS ZenFone 5Z (ZS620KL) has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Supported Digital Audio Standards WAV, MP3, FLAC, eAAC+ -
Supported Digital Video Standards XviD, MPEG-4, DivX, H.264 -
Sound Enhancements - ASUS BoostMaster technology, Hi-Res audio, DTS Headphone:X
FEATURES Xiaomi MI 4i ASUS ZenFone 5Z (ZS620KL)
Phone Functions Speakerphone, call timer, conference call, flight mode, 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 Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, RGB sensor
Security Devices - Face recognition, fingerprint reader
Additional Phone Features MIMO technology, Active noise-cancellation 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 Xiaomi MI 4i 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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