In depth comparison and review of ASUS ZenFone 5Z (ZS620KL) and TCL 20 Pro 5G. 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.
| DESIGN AND DIMENSIONS | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZS620KL | T810H | |
| Form Factor | Touch | Touch | |
| Height | 153 mm | 164.2 mm | TCL 20 Pro 5G has greater height than ASUS ZenFone 5Z (ZS620KL). |
| Width | 75.65 mm | 73 mm | ASUS ZenFone 5Z (ZS620KL) has greater width than TCL 20 Pro 5G. |
| Depth | 7.7 mm | 8.77 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 | Moondust grey | |
| Body Material | Aluminium | Dual-sided 3D glass, OPVD film | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.56 W/kg (body), 1.69 W/kg (head), 3.33 W/kg (limb) | |
| 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 | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | Nano SIM + nano SIM/microSD |
| DISPLAY | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS+ | AMOLED | |
| Screen Size (Display Size) | 6.2" | 6.67" | TCL 20 Pro 5G has larger screen size than ASUS ZenFone 5Z (ZS620KL). |
| Screen Resolution (Display Resolution) | 2246 x 1080 pixels | 2400 x 1080 pixels | TCL 20 Pro 5G has better screen resolution than ASUS ZenFone 5Z (ZS620KL). |
| Display Format | - | Full HD+ | |
| Pixel Density | 402 ppi | 394 ppi | ASUS ZenFone 5Z (ZS620KL) has better pixel density than TCL 20 Pro 5G. |
| Aspect Ratio | 18:5:9 | 20:9 | |
| Max Brightness | 550 cd/m² | 700 cd/m² | TCL 20 Pro 5G has better display brightness than ASUS ZenFone 5Z (ZS620KL). |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | - | 2000000:1 | |
| HDR | - | Yes | TCL 20 Pro 5G has HDR. |
| HDR Technology | - | HDR10 | |
| Display Enhancement Technology | Bluelight Filter for Eye Care | SDR-to-HDR colour enhancement | |
| Display Features | DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On | Reading mode, Dotch Display, 100% DCI-P3, Iris 6 display chipset, JNDC 0.8, TCL NXTVISION 2.0 | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating | Fingerprint-resistant coating |
| PROCESSOR | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 750G | |
|---|---|---|---|
| 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 | Qualcomm ADRENO 619 |
| MEMORY | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | 6 GB | TCL 20 Pro 5G has more RAM than ASUS ZenFone 5Z (ZS620KL). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | TCL 20 Pro 5G has more internal memory than ASUS ZenFone 5Z (ZS620KL). |
| User Memory | - | 239 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | TCL 20 Pro 5G has better camera resolution than ASUS ZenFone 5Z (ZS620KL). |
| Sensor Size | 1/2.55" | 1/2" | ASUS ZenFone 5Z (ZS620KL) has better camera sensor size than TCL 20 Pro 5G. |
| Sensor Name | Sony Exmor RS IMX363 sensor | Sony Exmor RS IMX582 sensor | |
| Lens Aperture | F/1.8 | F/1.79 | TCL 20 Pro 5G has better lens aperture than ASUS ZenFone 5Z (ZS620KL). |
| Lens Construction | 6-element | 6-element | |
| Field of View (FoV) | - | 79 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Optical Image Stabiliser (OIS) | 4 Stop OIS (Optical Image Stabilisation) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| Focus Adjustment | - | Automatic | |
| Digital Zoom | - | 10x | |
| Special Effects | Night HDR | HDR, Bokeh effect, video 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, Slow motion mode, Pro mode, low-light shots, portrait mode, Super Night mode, Filter mode, Super Night Mode 2.0, Light Trace Mode, Super Macro Mode, Super Steady Mode | |
| Light Source | LED flash | Dual 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, 1920 x 1080 (1080p) at 60 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 | Phase Detect Auto-Focus (PDAF), snapshot in video recording, EIS video stabilisation, AI scene detection, 2x lossless zoom |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 16 Megapixel | TCL 20 Pro 5G has better second camera resolution than ASUS ZenFone 5Z (ZS620KL). |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/3" | |
| Lens Type (2nd Camera) | Wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | - | 123 degree(s) | |
| Pixel Size (2nd Camera) | - | 1 μm | |
| 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/2.2 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | - | 83 degree(s) | |
| Pixel Size (3rd Camera) | - | 1.12 μm | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Sensor Size (4th Camera) | - | 1/5" | |
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Lens Element Qty (4th Camera) | - | 3-element | |
| Field of View (4th Camera) | - | 85 degree(s) | |
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 32 Megapixel | TCL 20 Pro 5G has better front camera resolution than ASUS ZenFone 5Z (ZS620KL). |
| Sensor Size (Front) | - | 1/2.8" | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.0 | F/2.45 | ASUS ZenFone 5Z (ZS620KL) has better front lens aperture than ASUS ZenFone 5Z (ZS620KL). |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 80.4 degree(s) | |
| Pixel Size (Front) | - | 0.8 μm | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Night HDR | HDR, Face Beautification, video bokeh effect | |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Beauty mode, Auto mode, selfie panorama, GIF animation function | Portrait mode, Slow-Motion Selfie | |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Front) | PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters | - |
| BATTERY AND CHARGING | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| Battery Capacity (Battery Size) | 3300 mAh | 4500 mAh | TCL 20 Pro 5G has larger battery capacity than ASUS ZenFone 5Z (ZS620KL). |
|---|---|---|---|
| Fast Charging Technology | BoostMaster Fast Charging | Qualcomm Quick Charge 3.0 | Both phones have fast charging technology. |
| Recharge Time (Charging Time) | - | 2 hour(s) | |
| Wireless Charging | - | Yes | TCL 20 Pro 5G can be charged wirelessly. |
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | TCL 20 Pro 5G has more advanced generation mobile network. |
| Operating System | Android 9.0 Pie | Android 11 | |
| User Interface | ASUS ZenUI 5.0 | TCL UI | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, DC-HSPA+ | GPRS, EDGE, HSPA+, LTE, VoLTE, VoWiFi, 5G NR FR1 | |
|---|---|---|---|
| 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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 32, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n28, n41, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| 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 20 Pro 5G |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, ASF, PCM, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, MXMF, AWB, IMY, RTTTL, RTX, OTA, EVRC, OPUS, QCELP, AMR-WB, AMR-NB, Vorbis, ADTS | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, AVI, MOV, XviD, MPEG-4, 3GP, H.264, H.263, WebM, 3G2, VP8, VP9, H.265 HEVC | |
| Sound Enhancements | ASUS BoostMaster technology, Hi-Res audio, DTS Headphone:X | Hi-Res audio certified |
| FEATURES | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| 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 | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, RGB sensor | Accelerometer, proximity sensor, digital compass, barometer, gyro sensor, hall sensor, dual ambient light sensor, dual RGB sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (under display), face recognition | |
| Security Technology | - | Face Key | |
| 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, infrared remote control, smart energy saving, Smart Key, dual microphones with noise cancellation, Google Lens, linear motor, guaranteed upgrade to Android 12 | |
| Android Enterprise Recommended | - | Yes |
| OTHERS | ASUS ZenFone 5Z (ZS620KL) | TCL 20 Pro 5G |
|---|
| Included Accessories | Power adapter, USB-C cable, ASUS ZenEar S Hi-Res earphone with microphone | Power adapter, SIM card removal tool, sticker, USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland Low Blue Light Certification |
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