In depth comparison and review of TCL 20 5G 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.
| DESIGN AND DIMENSIONS | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | T781K | 5033DR | |
| Form Factor | Touch | Touch | |
| Height | 166.2 mm | 137.6 mm | TCL 20 5G has greater height than Alcatel 1 (2021). |
| Width | 76.8 mm | 65.7 mm | TCL 20 5G has greater width than Alcatel 1 (2021). |
| Depth | 9.1 mm | 9.8 mm | TCL 20 5G is narrower than TCL 20 5G. |
| Weight | 206 g | 134 g | Alcatel 1 (2021) is lighter than TCL 20 5G. |
| Body Colour | Mist grey | Placid blue | Volcano black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.45 W/kg (body), 1.4 W/kg (head), 3.5 W/kg (limb) | 1.63 W/kg (body), 0.91 W/kg (head), 3.49 W/kg (limb) | |
| Integrated Components | FM radio, LED flashlight | LED flashlight | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
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 | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | LCD | - | |
| Screen Size (Display Size) | 6.67" | 5" | TCL 20 5G has larger screen size than Alcatel 1 (2021). |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 960 x 480 pixels | TCL 20 5G has better screen resolution than Alcatel 1 (2021). |
| Display Format | Full HD+ | FWVGA+ | |
| Pixel Density | 395 ppi | - | |
| Aspect Ratio | 20:9 | 18:9 | |
| Max Brightness | 450 cd/m² | - | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | 1500:1 | - | |
| HDR | Yes | - | TCL 20 5G has HDR. |
| HDR Technology | HDR10 | - | |
| Display Enhancement Technology | - | Eye comfort mode | |
| Display Features | 2.5D Glass, Dotch Display, TCL NXTVISION, Delta-E < 1 | FullView Display | |
| Display Protection (Screen Protector) | Fingerprint-resistant coating | AGS Asahi Glass |
| PROCESSOR | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 690 5G | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6739 | |
| Clock Speed | 2 GHz | 1.28 GHz | TCL 20 5G has higher clock speed than Alcatel 1 (2021). |
| Processor Core Qty | 8-core | Quad-core | TCL 20 5G has higher processor core quantity than Alcatel 1 (2021). |
| Graphics System (GPU) | Qualcomm ADRENO 619L | IMG GE8100 |
| MEMORY | TCL 20 5G | Alcatel 1 (2021) |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 1 GB | TCL 20 5G has more RAM than Alcatel 1 (2021). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 8 GB | TCL 20 5G has more internal memory than Alcatel 1 (2021). |
| User Memory | - | 5 GB | |
| Memory Interface | UFS 2.1 | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 256 GB | microSDHC, microSD - up to 32 GB |
| CAMERA | TCL 20 5G | Alcatel 1 (2021) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 1 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 5 Megapixel | TCL 20 5G has better camera resolution than Alcatel 1 (2021). |
| Sensor Size | 1/2" | 1/5" | Alcatel 1 (2021) has better camera sensor size than TCL 20 5G. |
| Lens Aperture | F/1.8 | F/2.4 | TCL 20 5G has better lens aperture than TCL 20 5G. |
| Lens Construction | 6-element | 3-element | |
| Field of View (FoV) | 79 degree(s) | 76 degree(s) | TCL 20 5G has larger lens field of view than Alcatel 1 (2021). |
| Pixel Size | 0.8 μm | 1.12 μm | Alcatel 1 (2021) has larger camera pixel size than TCL 20 5G. |
| Focus Adjustment | Automatic | Focus free | |
| Digital Zoom | 10x | - | |
| Special Effects | HDR, Bokeh effect | - | |
| Camera Modes | Panorama, Slow motion mode, Pro mode, portrait mode, Super Night mode, Filter mode, Light Trace Mode, Stop-Motion Video Mode, Super Macro Mode, Super Steady 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, 3840 x 2160 (4K) at 30 fps | 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), snapshot in video recording, EIS video stabilisation, AI scene detection, AI Triple camera | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | - | |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/4" | - | |
| Lens Type (2nd Camera) | Super wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Lens Element Qty (2nd Camera) | 5-element | - | |
| Field of View (2nd Camera) | 118 degree(s) | - | |
| Pixel Size (2nd Camera) | 1.12 μm | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Lens Element Qty (3rd Camera) | 5-element | - | |
| Field of View (3rd Camera) | 83 degree(s) | - | |
| Pixel Size (3rd Camera) | 1.75 μm | - | |
| Camera Functions (3rd Camera) | Macro camera | - | |
| Camera Features (3rd Camera) | 4cm macro photography | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 2 Megapixel | TCL 20 5G has better front camera resolution than Alcatel 1 (2021). |
| Sensor Size (Front) | 1/4" | 1/5" | Alcatel 1 (2021) has better front camera sensor size than TCL 20 5G. |
| Lens Aperture (Front) | F/2.0 | F/2.8 | TCL 20 5G has better front lens aperture than TCL 20 5G. |
| Lens Element Qty (Front) | 4-element | 2-element | |
| Field of View (Front) | 78 degree(s) | 61 degree(s) | TCL 20 5G has larger front lens field of view than Alcatel 1 (2021). |
| Pixel Size (Front) | 1.12 μm | 1.75 μm | Alcatel 1 (2021) has larger front camera pixel size than TCL 20 5G. |
| Focus Adjustment | Focus free | Focus free | |
| Special Effects (Front) | HDR, Face Beautification | Photo booth, Instant Collage, Social Square | |
| Camera Modes (Front) | Portrait mode, Filter mode | One-handed mode, Social Mode | |
| Face Recognition (Face ID) | - | Face tracking | Alcatel 1 (2021) has face detection. |
| Light Source (Front) | Display flash | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps | 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 2000 mAh | TCL 20 5G has larger battery capacity than Alcatel 1 (2021). |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0+ | - | TCL 20 5G has fast charging technology. |
| Recharge Time (Charging Time) | 2.5 hour(s) | 3.4 hour(s) | TCL 20 5G has shorter charging time than TCL 20 5G. |
| 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 |
| CELLULAR | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | TCL 20 5G has more advanced generation mobile network. |
| Operating System | Android 10 | Android 11 (Go edition) | |
| User Interface | TCL UI | - | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Data Transmission | GPRS, EDGE, HSPA+, VoLTE, VoWiFi, 5G NR FR1 | 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 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41 | Band 1, Band 3, Band 7, Band 8, Band 20 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | |
| 5G NR Band | N1, n3, n5, n28, n41, n78 | - | |
| 5G NR Frequency | FDD 2100, FDD 1800, FDD 850, FDD 700APT, TDD TD 2500, TDD TD 3500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.1 | Bluetooth 4.2 | |
| NFC | Yes | - | TCL 20 5G has NFC reader for mobile payments. |
| MEDIA | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Supported Digital Audio Standards | AAC, MP3, FLAC, AAC +, eAAC+, MIDI, LDAC, AMR-WB, AMR-NB, SBC, Vorbis, WAVE | 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 | Hi-Res audio, Qualcomm aptX audio, Qualcomm TrueWireless Stereo Plus, Qualcomm aptX HD audio, Qualcomm aptX Adaptive | - |
| FEATURES | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | Accelerometer, proximity sensor | |
| Security Devices | Face recognition, fingerprint reader (side) | - | |
| Additional Phone Features | HD Voice, dual microphones with noise cancellation, Face Key, Google Lens, Google Assistant Button, guaranteed upgrade to Android 11 | Smart Manager |
| OTHERS | TCL 20 5G | Alcatel 1 (2021) |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C cable, LCD sticker | - | |
|---|---|---|---|
| Compliant Standards | HAC (Hearing Aid Compatible) | - |
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