ASUS ZenFone 5Z (ZS620KL) vs. Alcatel 1 (2021)

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone 5Z (ZS620KL) and Alcatel 1 (2021). 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 5Z (ZS620KL) vs. Alcatel 1 (2021) Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Product Type Smartphone Smartphone
Manufacturer Model Number ZS620KL 5033DR
Form Factor Touch Touch
Height 153 mm 137.6 mm ASUS ZenFone 5Z (ZS620KL) has greater height than Alcatel 1 (2021).
Width 75.65 mm 65.7 mm ASUS ZenFone 5Z (ZS620KL) has greater width than Alcatel 1 (2021).
Depth 7.7 mm 9.8 mm ASUS ZenFone 5Z (ZS620KL) is narrower than ASUS ZenFone 5Z (ZS620KL).
Weight 155 g 134 g Alcatel 1 (2021) is lighter than ASUS ZenFone 5Z (ZS620KL).
Body Colour Midnight blue | Meteor silver Volcano black
Body Material Aluminium -
Waterproof (Water-resistant) - -
SAR Value - 1.63 W/kg (body), 0.91 W/kg (head), 3.49 W/kg (limb)
Integrated Components FM radio LED flashlight
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Display Type LCD display -
Display Technology IPS+ -
Screen Size (Display Size) 6.2" 5" ASUS ZenFone 5Z (ZS620KL) has larger screen size than Alcatel 1 (2021).
Screen Resolution (Display Resolution) 2246 x 1080 pixels 960 x 480 pixels ASUS ZenFone 5Z (ZS620KL) has better screen resolution than Alcatel 1 (2021).
Display Format - FWVGA+
Pixel Density 402 ppi -
Aspect Ratio 18:5:9 18:9
Max Brightness 550 cd/m² -
Display Enhancement Technology Bluelight Filter for Eye Care Eye comfort mode
Display Features DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On FullView Display
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating AGS Asahi Glass
PROCESSOR ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Processor Type (CPU) Qualcomm Snapdragon 845 MediaTek
Processor Number - MT6739
Clock Speed - 1.28 GHz
Processor Core Qty 8-core Quad-core ASUS ZenFone 5Z (ZS620KL) has higher processor core quantity than Alcatel 1 (2021).
64-bit Architecture Yes - ASUS ZenFone 5Z (ZS620KL) has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 630 IMG GE8100
MEMORY ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
RAM LPDDR4X SDRAM - 4 GB 1 GB ASUS ZenFone 5Z (ZS620KL) has more RAM than Alcatel 1 (2021).
Internal Memory Size (Storage Capacity) 64 GB 8 GB ASUS ZenFone 5Z (ZS620KL) has more internal memory than Alcatel 1 (2021).
User Memory - 5 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB microSDHC, microSD - up to 32 GB
CAMERA ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 12 Megapixel 5 Megapixel ASUS ZenFone 5Z (ZS620KL) has better camera resolution than Alcatel 1 (2021).
Sensor Size 1/2.55" 1/5" Alcatel 1 (2021) has better camera sensor size than ASUS ZenFone 5Z (ZS620KL).
Sensor Name Sony Exmor RS IMX363 sensor -
Lens Aperture F/1.8 F/2.4 ASUS ZenFone 5Z (ZS620KL) has better lens aperture than ASUS ZenFone 5Z (ZS620KL).
Lens Construction 6-element 3-element
Field of View (FoV) - 76 degree(s)
Pixel Size - 1.12 μm
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) - ASUS ZenFone 5Z (ZS620KL) has optical stabilisation.
Focus Adjustment - Focus free
Special Effects Night HDR -
HDR Mode Auto HDR mode -
Camera Modes 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 tracking Alcatel 1 (2021) has face detection.
Light Source 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 1280 x 720 (720p) 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) 8 Megapixel 2 Megapixel ASUS ZenFone 5Z (ZS620KL) has better front camera resolution than Alcatel 1 (2021).
Sensor Size (Front) - 1/5"
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.8 ASUS ZenFone 5Z (ZS620KL) has better front lens aperture than ASUS ZenFone 5Z (ZS620KL).
Lens Element Qty (Front) - 2-element
Field of View (Front) - 61 degree(s)
Pixel Size (Front) - 1.75 μm
Focus Adjustment - Focus free
Special Effects (Front) Night HDR Photo booth, Instant Collage, Social Square
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Beauty mode, Auto mode, selfie panorama, GIF animation function One-handed mode, Social Mode
Face Recognition (Face ID) - Face tracking Alcatel 1 (2021) has face detection.
Video Resolutions (Front) - 1280 x 720 (720p) at 30 fps
Camera Features (Front) PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters -
BATTERY AND CHARGING ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Battery Capacity (Battery Size) 3300 mAh 2000 mAh ASUS ZenFone 5Z (ZS620KL) has larger battery capacity than Alcatel 1 (2021).
Fast Charging Technology BoostMaster Fast Charging - ASUS ZenFone 5Z (ZS620KL) has fast charging technology.
Recharge Time (Charging Time) - 3.4 hour(s)
Standby Time - 310 hours
Talk Time - 1020 minutes
Run Time Details - Standby (2G): up to 310 hrs
Standby (3G): up to 300 hrs
Standby (4G): up to 210 hrs
Talk (2G): up to 1020 min
Talk (3G): up to 660 min
Talk (4G): up to 480 min
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 9.0 Pie Android 11 (Go edition)
User Interface ASUS ZenUI 5.0 -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS
COMMUNICATIONS ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, DC-HSPA+ GPRS, EDGE, HSPA+, LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 850, 900
4G LTE Band - Band 1, Band 3, Band 7, Band 8, Band 20
4G LTE Frequency - FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD
Wireless Interface IEEE 802.11ac IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 4.2
Bluetooth Profiles A2DP -
NFC Yes - ASUS ZenFone 5Z (ZS620KL) has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Supported Digital Audio Standards - WAV, AAC, AMR, MP3, FLAC, AAC +, MIDI, APE (Monkey's Audio), Vorbis
Supported Digital Video Standards - MPEG-2, H.263, HEVC, VP8, VP9, H.265, H.264 AVC
Sound Enhancements ASUS BoostMaster technology, Hi-Res audio, DTS Headphone:X -
FEATURES ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, RGB sensor Accelerometer, proximity sensor
Security Devices Face recognition, fingerprint reader -
Additional Phone Features 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 Smart Manager
OTHERS ASUS ZenFone 5Z (ZS620KL) Alcatel 1 (2021)
Included Accessories Power adapter, USB-C cable, ASUS ZenEar S Hi-Res earphone with microphone -
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