In depth comparison and review of Realme C21 and TCL 20L. 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 | Realme C21 | TCL 20L |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | T774H | |
| Form Factor | Touch | Touch | |
| Height | 165.2 mm | 166.2 mm | TCL 20L has greater height than Realme C21. |
| Width | 76.4 mm | 76.9 mm | TCL 20L has greater width than Realme C21. |
| Depth | 8.9 mm | 9.1 mm | Realme C21 is narrower than Realme C21. |
| Weight | 190 g | 199 g | Realme C21 is lighter than Realme C21. |
| Body Colour | Cross black | Cross blue | Luna blue | Eclipse black | |
| Body Material | - | 3D PMMA | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 2.92 W/kg (limb), 1.35 W/kg (body), 1.22 W/kg (head) | |
| Integrated Components | - | FM radio, LED flashlight | |
| Connector Type | Micro-USB Headset jack - mini-phone 3.5mm |
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 | Realme C21 | TCL 20L |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | LCD | LCD | |
| Screen Size (Display Size) | 6.5" | 6.67" | TCL 20L has larger screen size than Realme C21. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 2400 x 1080 pixels | TCL 20L has better screen resolution than Realme C21. |
| Display Format | HD+ | Full HD+ | |
| Pixel Density | - | 395 ppi | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 420 cd/m² | 500 cd/m² | TCL 20L has better display brightness than Realme C21. |
| Contrast Ratio | - | 1500:1 | |
| Display Features | Mini-drop display | 2.5D Glass, Dotch Display |
| PROCESSOR | Realme C21 | TCL 20L |
|---|
| Processor Type (CPU) | MediaTek Helio G35 | Qualcomm Snapdragon 662 | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 2 GHz | Realme C21 has higher clock speed than TCL 20L. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | PowerVR GE8320 | Qualcomm ADRENO 610 |
| MEMORY | Realme C21 | TCL 20L |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | LPDDR4X SDRAM - 4 GB | TCL 20L has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | TCL 20L has more internal memory than Realme C21. |
| Memory Interface | - | UFS | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Realme C21 | TCL 20L |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | TCL 20L has better camera resolution than Realme C21. |
| Sensor Size | - | 1/2" | |
| Lens Aperture | F/2.2 | F/2.0 | TCL 20L has better lens aperture than Realme C21. |
| Lens Construction | 5-element | 5-element | |
| Field of View (FoV) | - | 80.3 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 4x | - | |
| Special Effects | HDR | - | |
| Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | Panorama, Slow motion mode, Pro mode, portrait mode, Light Trace Mode, Stop-Motion Video Mode, Super Macro Mode, Super Steady Mode, wide-angle mode | |
| Face Recognition (Face ID) | - | Face detection | TCL 20L has face detection. |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 60 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost | Phase Detect Auto-Focus (PDAF), snapshot in video recording, EIS video stabilisation, AI scene detection, AI Triple camera, scene detection 2.0, 2x lossless zoom |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 8 Megapixel | TCL 20L has better second camera resolution than Realme C21. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/4" | |
| Lens Type (2nd Camera) | - | Super wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | TCL 20L has better second camera lens aperture than Realme C21. |
| Lens Element Qty (2nd Camera) | 3-element | 5-element | |
| Field of View (2nd Camera) | - | 118 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Camera Functions (2nd Camera) | B&W lens | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Lens Element Qty (3rd Camera) | 3-element | 3-element | |
| Field of View (3rd Camera) | - | 83 degree(s) | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Camera Functions (3rd Camera) | Macro camera | Macro camera | |
| Camera Features (3rd Camera) | 4cm macro photography | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (4th Camera) | - | 1/5" | |
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Field of View (4th Camera) | - | 83 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) | 5 Megapixel | 16 Megapixel | TCL 20L has better front camera resolution than Realme C21. |
| Sensor Size (Front) | - | 1/3.1" | |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | 3-element | 5-element | |
| Field of View (Front) | - | 76.3 degree(s) | |
| Pixel Size (Front) | - | 1 μm | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | HDR | HDR, Face Beautification | |
| Camera Modes (Front) | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | Portrait mode | |
| Face Recognition (Face ID) | Face recognition | Face detection | Both phones have face detection. |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps |
| BATTERY AND CHARGING | Realme C21 | TCL 20L |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|
| CELLULAR | Realme C21 | TCL 20L |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 10 | Android 11 | |
| User Interface | Realme UI | TCL UI | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Realme C21 | TCL 20L |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | 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 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 850, 900 | 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 | 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 | 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 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | - | Yes | TCL 20L has NFC reader for mobile payments. |
| MEDIA | Realme C21 | TCL 20L |
|---|
| Supported Digital Audio Standards | - | AAC, MP3, FLAC, AAC +, eAAC+, MIDI, LDAC, AMR-WB, AMR-NB, SBC, Vorbis, WAVE |
|---|
| FEATURES | Realme C21 | TCL 20L |
|---|
| 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 | Accelerometer, proximity sensor, magnetometer, light sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Key | |
| Additional Phone Features | Super power saving mode, HyperEngine technology, Reverse charging | HD Voice, dual microphones with noise cancellation, Face Key, Google Lens, Google Assistant Button |
| OTHERS | Realme C21 | TCL 20L |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | Power adapter, SIM card removal tool, USB-C cable, PET screen protective film | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland | - |
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