In depth comparison and review of ASUS Zenfone 8 and TCL 40R 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 8 | TCL 40R 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZS590KS | T771K | |
| Form Factor | Touch | Touch | |
| Height | 148 mm | 164.46 mm | TCL 40R 5G has greater height than ASUS Zenfone 8. |
| Width | 68.5 mm | 75.4 mm | TCL 40R 5G has greater width than ASUS Zenfone 8. |
| Depth | 8.9 mm | 8.99 mm | ASUS Zenfone 8 is narrower than ASUS Zenfone 8. |
| Weight | 169 g | 192 g | ASUS Zenfone 8 is lighter than ASUS Zenfone 8. |
| Body Colour | Obsidian black | Starlight black | |
| Protection | Drop-proof, water-resistant, dust-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | ASUS Zenfone 8 is waterproof. |
| IP rating | IP68, IP65 | - | |
| SAR Value | 1.582 W/kg (body), 1.412 W/kg (head), 3.498 W/kg (limb) | - | |
| Integrated Components | FM radio | LED flashlight | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | LCD | |
| Screen Size (Display Size) | 5.9" | 6.6" | TCL 40R 5G has larger screen size than ASUS Zenfone 8. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1612 x 720 pixels | ASUS Zenfone 8 has better screen resolution than TCL 40R 5G. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 1100 cd/m² | 400 cd/m² | ASUS Zenfone 8 has better display brightness than TCL 40R 5G. |
| Contrast Ratio | - | 1500:1 | |
| HDR | Yes | - | ASUS Zenfone 8 has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Enhancement Technology | DC Dimming | - | |
| Display Refresh Rate | 120 Hz | 90 Hz | ASUS Zenfone 8 has better refresh rate than TCL 40R 5G. |
| Touch Sampling Rate | 240 Hz | - | |
| Display Features | Always-on display, Glove Touch, Delta-E < 1, 107% NTSC, 151.9% sRGB, 112% DCI-P3 | V-notch display, TCL NXTVISION, 70% NTSC | |
| Display Protection (Screen Protector) | Corning Gorilla Glass Victus (scratch resistant glass) | - |
| PROCESSOR | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 888 5G | MediaTek Dimensity 700 | |
|---|---|---|---|
| Clock Speed | 2.842 GHz | 2.2 GHz | ASUS Zenfone 8 has higher clock speed than TCL 40R 5G. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 660 | ARM G57 MC2 |
| MEMORY | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | 4 GB | ASUS Zenfone 8 has more RAM than TCL 40R 5G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | ASUS Zenfone 8 has more internal memory than TCL 40R 5G. |
| User Memory | - | 44 GB | |
| Memory Interface | UFS 3.1 | - | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Sensor Resolution | 64 Megapixel | 50 Megapixel | ASUS Zenfone 8 has better camera resolution than TCL 40R 5G. |
| Sensor Size | 1/1.7" | 1/2.76" | TCL 40R 5G has better camera sensor size than ASUS Zenfone 8. |
| Sensor Name | Sony Exmor RS IMX686 sensor | - | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | 78.3 degree(s) | 74.2 degree(s) | ASUS Zenfone 8 has larger lens field of view than TCL 40R 5G. |
| Pixel Size | 1.6 μm | 0.64 μm | ASUS Zenfone 8 has larger camera pixel size than TCL 40R 5G. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | ASUS Zenfone 8 has optical stabilisation. |
| Focus Adjustment | - | Automatic | |
| Minimum Focal Length (Focal Distance) | 26.6 mm | - | |
| Special Effects | - | Art, HDR | |
| Camera Modes | Slow motion video, Time-lapse mode, Pro mode | Panorama, SteadyShot, portrait mode, Filter mode, Stop-Motion Video Mode, High-Pixel Mode, Movie Mode, Gesture Capture, Low Light mode | |
| Light Source | LED flash | Flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 24 fps, Slo-mo video 3840 x 2160 (4K) at 120 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, 4-axis optical image stabilisation, Motion tracking, Quad Bayer technology, 2x1 On-Chip Lens (OCL) | Phase Detect Auto-Focus (PDAF), Quick Capture, Touch Capture, Light Trace, AI Triple camera, AI scene detection 2.0 |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 2 Megapixel | ASUS Zenfone 8 has better second camera resolution than TCL 40R 5G. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/2.55" | 1/5" | TCL 40R 5G has better second camera sensor size than ASUS Zenfone 8. |
| Sensor Name (2nd Camera) | Sony Exmor RS IMX363 sensor | - | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | ASUS Zenfone 8 has better second camera lens aperture than ASUS Zenfone 8. |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | - | 85 degree(s) | |
| Pixel Size (2nd Camera) | 1.4 μm | 1.75 μm | TCL 40R 5G has larger second camera pixel size than ASUS Zenfone 8. |
| Focal Length Equivalent to 35mm Camera | 14.3 | - | |
| Camera Functions (2nd Camera) | - | Depth camera | |
| Camera Features (2nd Camera) | Real-time distortion correction, 4cm macro photography, Dual Phase Detect Auto-Focus (PDAF) | - |
| 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) | 12 Megapixel | 8 Megapixel | ASUS Zenfone 8 has better front camera resolution than TCL 40R 5G. |
| Sensor Size (Front) | - | 1/4" | |
| Sensor Name (Front) | Sony Exmor RS IMX663 sensor | - | |
| Lens Aperture (Front) | F/2.4 | F/2.0 | TCL 40R 5G has better front lens aperture than ASUS Zenfone 8. |
| Lens Element Qty (Front) | - | 4-element | |
| Field of View (Front) | - | 80.6 degree(s) | |
| Pixel Size (Front) | 1.22 μm | 1.12 μm | ASUS Zenfone 8 has larger front camera pixel size than TCL 40R 5G. |
| Focus Adjustment | Automatic | Focus free | |
| Special Effects (Front) | - | Face Beautification | |
| Camera Modes (Front) | Portrait | Gesture Capture | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | Dual Pixel technology, EIS video stabilisation, Dual Phase Detect Auto-Focus (PDAF) | Touch to capture, auto capture |
| BATTERY AND CHARGING | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | TCL 40R 5G has larger battery capacity than ASUS Zenfone 8. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0, Power Delivery 3.0 | Power Delivery | Both phones have fast charging technology. |
| Recharge Time (Charging Time) | - | 180 min | |
| Run Time Details | - | Mixed usage: up to 48 hrs |
| CELLULAR | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 5G | Both phones have the same mobile network generation. |
| Operating System | Android 11 | Android 12 | |
| User Interface | ASUS ZenUI 8.0 | TCL UI 4.0 | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Data Transmission | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, Gigabit LTE, 5G NR FR1 | LTE, 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 3, Band 4, Band 5, Band 6, Band 8, Band 19 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1800, 1700, 850, 800, 900, 800 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 32, Band 38, Band 40, Band 41, Band 42 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, TDD 3500 | |
| 5G NR Band | N1, n2, n3, n5, n7, n8, n20, n28, n38, n77, n78, n12 | N1, n3, n5, n7, n8, n28, n38, n41, n78, n40 | |
| 5G NR Frequency | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 3700, TDD TD 3500, n12 | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac/ax | Wi-Fi | |
| Bluetooth | Bluetooth 5.2 EDR | Bluetooth 5.1 | |
| Bluetooth Profiles | HFP, OPP, PAN, A2DP, AVRCP, HID | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Modem | Snapdragon X60 5G | - |
| MEDIA | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, MP3, ADPCM, FLAC, MIDI, APE (Monkey's Audio), AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, H.264, HEVC, VP8, VP9 | |
| Sound Enhancements | Dirac HD Sound, ASUS Audio Wizard, Hi-Res audio certified, OZO Audio, Qualcomm aptX audio, Qualcomm aptX HD audio, Qualcomm aptX Adaptive | - | |
| Audio Amplifier | Dual Cirrus Logic CS35L45 | - |
| FEATURES | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, G-sensor, gyroscope | Accelerometer, proximity sensor, digital compass, light sensor | |
|---|---|---|---|
| Security Devices | Fingerprint reader (under display), face recognition | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | MIMO technology, AudioWizard, One Hand Mode, ARCore, Triple internal microphones with ASUS Noise Reduction Technology, Multi-Magnet Stereo Speakers | Hi-Res Audio |
| OTHERS | ASUS Zenfone 8 | TCL 40R 5G |
|---|
| Included Accessories | SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W) | Power adapter, SIM card removal tool, USB-C cable, LCD sticker | |
|---|---|---|---|
| Compliant Standards | IP68, IP65, SGS Eye Care Display Certification, SGS Seamless Pro 120Hz Certification | - | |
| Max Height of Shock Resistance | 2 m | - |
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