In depth comparison and review of Samsung Galaxy A21s and TCL 20SE. 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 | Samsung Galaxy A21s | TCL 20SE |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A217F/DSN | T671H | |
| Form Factor | Touch | Touch | |
| Height | 163.7 mm | 172.08 mm | TCL 20SE has greater height than Samsung Galaxy A21s. |
| Width | 75.3 mm | 77.14 mm | TCL 20SE has greater width than Samsung Galaxy A21s. |
| Depth | 8.9 mm | 9.1 mm | Samsung Galaxy A21s is narrower than Samsung Galaxy A21s. |
| Weight | 192 g | 206 g | Samsung Galaxy A21s is lighter than Samsung Galaxy A21s. |
| Body Colour | White | Blue | Black | Nuit black | Aurora green | |
| Body Material | - | Polycarbonate, polymethyl methacrylate (PMMA) | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.544 W/kg (body), 0.422 W/kg (head), 2.21 W/kg (limb) | 1.43 W/kg (body), 0.81 W/kg (head), 3.12 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 - 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 | Samsung Galaxy A21s | TCL 20SE |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | PLS TFT | IPS | |
| Screen Size (Display Size) | 6.5" | 6.82" | TCL 20SE has larger screen size than Samsung Galaxy A21s. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 1640 x 720 pixels | TCL 20SE has better screen resolution than Samsung Galaxy A21s. |
| Display Format | HD+ | HD+ | |
| Pixel Density | - | 263 ppi | |
| Aspect Ratio | 20:9 | 20.5:9 | |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 1500:1 | |
| Display Enhancement Technology | - | Eye comfort mode, SDR-to-HDR colour enhancement | |
| Display Features | Infinity O display | 2.5D Glass, Sunlight Display, Reading mode, Dark mode, CinemaVision display, V-notch display, TCL NXTVISION | |
| Display Protection (Screen Protector) | - | Fingerprint-resistant coating |
| PROCESSOR | Samsung Galaxy A21s | TCL 20SE |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 460 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 1.8 GHz | Samsung Galaxy A21s has higher clock speed than TCL 20SE. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | Qualcomm ADRENO 610 |
| MEMORY | Samsung Galaxy A21s | TCL 20SE |
|---|
| RAM | 3 GB | LPDDR3 SDRAM - 4 GB | TCL 20SE has more RAM than Samsung Galaxy A21s. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | TCL 20SE has more internal memory than Samsung Galaxy A21s. |
| User Memory | 19.5 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy A21s | TCL 20SE |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 16 Megapixel | Samsung Galaxy A21s has better camera resolution than TCL 20SE. |
| Sensor Size | - | 1/2.77" | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/2.0 | F/1.8 | TCL 20SE has better lens aperture than Samsung Galaxy A21s. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | 80 degree(s) | 77 degree(s) | Samsung Galaxy A21s has larger lens field of view than TCL 20SE. |
| Pixel Size | - | 1.12 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | 4x | Samsung Galaxy A21s has better digital zoom than TCL 20SE. |
| Special Effects | - | HDR, Bokeh effect | |
| Camera Modes | Live Focus mode | Panorama, Slow motion mode, Pro mode, night mode, super resolution mode, portrait mode, Filter mode, low-light video, Light Trace Mode, Stop-Motion Video Mode, Super Macro Mode, AI colour portrait video, AI Sky Enhancement | |
| Face Recognition (Face ID) | - | Face detection | TCL 20SE has face detection. |
| Light Source | LED flash | Single tone dual LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Live Focus | Snapshot in video recording, AI Quad camera, Audio zoom, scene detection 2.0 |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 5 Megapixel | Samsung Galaxy A21s has better second camera resolution than TCL 20SE. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/5" | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | Super wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Lens Element Qty (2nd Camera) | - | 4-element | |
| Field of View (2nd Camera) | 123 degree(s) | 115 degree(s) | Samsung Galaxy A21s has larger second camera lens field of view than TCL 20SE. |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Camera Features (2nd Camera) | - | 4-piece 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 | |
| Field of View (3rd Camera) | - | 83 degree(s) | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Camera Functions (3rd Camera) | Macro camera | Depth camera | |
| Camera Features (3rd Camera) | 4cm macro photography | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same resolution of the fourth camera. |
|---|---|---|---|
| Sensor Size (4th Camera) | - | 1/5" | |
| Lens Aperture (4th Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the fourth camera. |
| Lens Element Qty (4th Camera) | - | 3-element | |
| Field of View (4th Camera) | - | 83 degree(s) | |
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Camera Functions (4th Camera) | Depth camera | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 8 Megapixel | Samsung Galaxy A21s has better front camera resolution than TCL 20SE. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | F/2.2 | F/2.0 | TCL 20SE has better front lens aperture than Samsung Galaxy A21s. |
| Lens Element Qty (Front) | - | 4-element | |
| Field of View (Front) | - | 80.6 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Focus free | Focus free | |
| Special Effects (Front) | - | HDR, Face Beautification | |
| Camera Modes (Front) | - | Portrait mode | |
| Face Recognition (Face ID) | - | Face detection | TCL 20SE 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 | Samsung Galaxy A21s | TCL 20SE |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 4 hours | |
| Standby Time | - | 336 hours | |
| Talk Time | 3240 minutes | - | |
| Run Time Details | Active online usage (4G): up to 23 hrs Active online usage (Wi-Fi): up to 23 hrs Playback (video): up to 21 hrs Playback (audio): up to 109 hrs Talk (4G): up to 3240 min |
Standby: up to 336 hrs Playback (video): up to 17 hrs Playback (audio): up to 60 hrs Active online usage (4G): up to 16 hrs |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | Samsung Galaxy A21s | TCL 20SE |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | Android 11 | |
| User Interface | One UI | TCL UI | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A21s | TCL 20SE |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 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 2, 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 1900 PCS, 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 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A21s | TCL 20SE |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AWB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - | |
| Sound Enhancements | Dolby Atmos sound technology | Hi-Res audio |
| FEATURES | Samsung Galaxy A21s | TCL 20SE |
|---|
| 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, gyro sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader | |
| Security Technology | - | Face Key | |
| Additional Phone Features | Samsung KNOX, Virtual Light Sensing | HD Voice, dual microphones with noise cancellation, Face Key, Google Lens, Google Assistant Button, floating window multitasking |
| OTHERS | Samsung Galaxy A21s | TCL 20SE |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, TPU case | |
|---|---|---|---|
| Compliant Standards | - | HAC (Hearing Aid Compatible) |
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