ASUS ZenFone 5Z (ZS620KL) vs. TCL 306

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone 5Z (ZS620KL) and TCL 306. 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. TCL 306 Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 5Z (ZS620KL) TCL 306
Product Type Smartphone Smartphone
Manufacturer Model Number ZS620KL 6102H
Form Factor Touch Touch
Height 153 mm 165.2 mm TCL 306 has greater height than ASUS ZenFone 5Z (ZS620KL).
Width 75.65 mm 75.5 mm ASUS ZenFone 5Z (ZS620KL) has greater width than TCL 306.
Depth 7.7 mm 8.9 mm ASUS ZenFone 5Z (ZS620KL) is narrower than ASUS ZenFone 5Z (ZS620KL).
Weight 155 g 190 g ASUS ZenFone 5Z (ZS620KL) is lighter than ASUS ZenFone 5Z (ZS620KL).
Body Colour Midnight blue | Meteor silver Space grey
Body Material Aluminium -
Waterproof (Water-resistant) - - TCL 306 is waterproof.
SAR Value - 1.3 W/kg (body), 1.126 W/kg (head), 3.173 W/kg (limb)
Integrated Components FM radio FM radio, LED flashlight
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 Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY ASUS ZenFone 5Z (ZS620KL) TCL 306
Display Type LCD display -
Display Technology IPS+ -
Screen Size (Display Size) 6.2" 6.52" TCL 306 has larger screen size than ASUS ZenFone 5Z (ZS620KL).
Screen Resolution (Display Resolution) 2246 x 1080 pixels 1600 x 720 pixels ASUS ZenFone 5Z (ZS620KL) has better screen resolution than TCL 306.
Display Format - HD+
Pixel Density 402 ppi 269 ppi ASUS ZenFone 5Z (ZS620KL) has better pixel density than TCL 306.
Aspect Ratio 18:5:9 20:9
Max Brightness 550 cd/m² 450 cd/m² ASUS ZenFone 5Z (ZS620KL) has better display brightness than TCL 306.
Contrast Ratio - 1000:1
Display Enhancement Technology Bluelight Filter for Eye Care -
Display Features DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On Sunlight Display, Dark mode, V-notch display, TCL NXTVISION
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating -
PROCESSOR ASUS ZenFone 5Z (ZS620KL) TCL 306
Processor Type (CPU) Qualcomm Snapdragon 845 MediaTek Helio G25
Clock Speed - 2 GHz
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - ASUS ZenFone 5Z (ZS620KL) has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 630 IMG GE8320
MEMORY ASUS ZenFone 5Z (ZS620KL) TCL 306
RAM LPDDR4X SDRAM - 4 GB 3 GB ASUS ZenFone 5Z (ZS620KL) has more RAM than TCL 306.
Internal Memory Size (Storage Capacity) 64 GB 32 GB ASUS ZenFone 5Z (ZS620KL) has more internal memory than TCL 306.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB microSDHC, microSD, microSDXC - up to 512 GB
CAMERA ASUS ZenFone 5Z (ZS620KL) TCL 306
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 13 Megapixel TCL 306 has better camera resolution than ASUS ZenFone 5Z (ZS620KL).
Sensor Size 1/2.55" 1/3.06" TCL 306 has better camera sensor size than ASUS ZenFone 5Z (ZS620KL).
Sensor Name Sony Exmor RS IMX363 sensor -
Lens Aperture F/1.8 F/2.2 ASUS ZenFone 5Z (ZS620KL) has better lens aperture than ASUS ZenFone 5Z (ZS620KL).
Lens Construction 6-element 4-element
Field of View (FoV) - 76.7 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 - Automatic
Special Effects Night HDR HDR, Bokeh effect
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) Panorama, Pro mode, Gesture Shot, Macro mode
Light Source LED flash 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 1920 x 1080 (1080p) 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 Phase Detect Auto-Focus (PDAF), AI scene recognition
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 2 Megapixel ASUS ZenFone 5Z (ZS620KL) has better second camera resolution than TCL 306.
Sensor Size (2nd Camera) - 1/5"
Lens Type (2nd Camera) Wide-angle lens -
Lens Aperture (2nd Camera) - F/2.4
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) - 86.6 degree(s)
Pixel Size (2nd Camera) - 1.65 μm
Camera Functions (2nd Camera) - Depth camera
Camera Features (2nd Camera) 3-axis electronic image stabilisation -
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Sensor Size (3rd Camera) - 1/5"
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
Field of View (3rd Camera) - 88.8 degree(s)
Pixel Size (3rd Camera) - 1.75 μm
Camera Functions (3rd Camera) - Macro camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 5 Megapixel ASUS ZenFone 5Z (ZS620KL) has better front camera resolution than TCL 306.
Sensor Size (Front) - 1/5"
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.2 ASUS ZenFone 5Z (ZS620KL) has better front lens aperture than ASUS ZenFone 5Z (ZS620KL).
Lens Element Qty (Front) - 3-element
Field of View (Front) - 76 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment - Focus free
Special Effects (Front) Night HDR HDR
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Beauty mode, Auto mode, selfie panorama, GIF animation function Portrait mode
Face Recognition (Face ID) - Face tracking TCL 306 has face detection.
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps
Camera Features (Front) PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters Auto capture
BATTERY AND CHARGING ASUS ZenFone 5Z (ZS620KL) TCL 306
Battery Capacity (Battery Size) 3300 mAh 5000 mAh TCL 306 has larger battery capacity than ASUS ZenFone 5Z (ZS620KL).
Fast Charging Technology BoostMaster Fast Charging - ASUS ZenFone 5Z (ZS620KL) has fast charging technology.
Recharge Time (Charging Time) - 3.2 hour(s)
Run Time Details - Mixed usage: up to 48 hrs
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone 5Z (ZS620KL) TCL 306
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 12
User Interface ASUS ZenUI 5.0 TCL UI
Navigation GPS, A-GPS, GLONASS, BeiDou A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS ASUS ZenFone 5Z (ZS620KL) TCL 306
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, DC-HSPA+ GPRS, EDGE, HSPA+, LTE, VoLTE, VoWiFi
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 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency - 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 802.11ac IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 5.0
Bluetooth Profiles A2DP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone 5Z (ZS620KL) TCL 306
Supported Digital Audio Standards - AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AWB, Vorbis
Supported Digital Video Standards - MPEG-4, 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) TCL 306
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, digital compass, light sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader
Security Technology - Face Unlock
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 HD Voice, dual microphones with noise cancellation
OTHERS ASUS ZenFone 5Z (ZS620KL) TCL 306
Included Accessories Power adapter, USB-C cable, ASUS ZenEar S Hi-Res earphone with microphone Power adapter, SIM card removal tool, USB-C cable
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