In depth comparison and review of Black Shark 2 Pro and Samsung Galaxy A21s. 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 | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-A217F/DSN | |
| Form Factor | Touch | Touch | |
| Height | 163.61 mm | 163.7 mm | Samsung Galaxy A21s has greater height than Black Shark 2 Pro. |
| Width | 75.01 mm | 75.3 mm | Samsung Galaxy A21s has greater width than Black Shark 2 Pro. |
| Depth | 8.77 mm | 8.9 mm | Black Shark 2 Pro is narrower than Black Shark 2 Pro. |
| Weight | 205 g | 192 g | Samsung Galaxy A21s is lighter than Black Shark 2 Pro. |
| Body Colour | Shadow black | White | Blue | Black | |
| Body Material | Glass, frosted metal | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.544 W/kg (body), 0.422 W/kg (head), 2.21 W/kg (limb) | |
| Connector Type | 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 |
| DISPLAY | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | PLS TFT | |
| Screen Size (Display Size) | 6.39" | 6.5" | Samsung Galaxy A21s has larger screen size than Black Shark 2 Pro. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 1600 x 720 pixels | Black Shark 2 Pro has better screen resolution than Samsung Galaxy A21s. |
| Display Format | - | HD+ | |
| Pixel Density | 403 ppi | - | |
| Aspect Ratio | 19.5:9 | 20:9 | |
| Max Brightness | 430 cd/m² | - | |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 60000:1 | - | |
| HDR | Yes | - | Black Shark 2 Pro has HDR. |
| Display Enhancement Technology | DC Dimming 2.0 | - | |
| Display Refresh Rate | 240 Hz | - | |
| Display Features | Eye protection mode, Image Enhance Technology, DCI-P3 Wide colour gamut, TrueView Display, Master Touch | Infinity O display |
| PROCESSOR | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 855+ | - | |
|---|---|---|---|
| Clock Speed | 2.96 GHz | 2 GHz | Black Shark 2 Pro has higher clock speed than Samsung Galaxy A21s. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Black Shark 2 Pro has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | - |
| MEMORY | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| RAM | LPDDR4X SDRAM - 8 GB | 3 GB | Black Shark 2 Pro has more RAM than Samsung Galaxy A21s. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Black Shark 2 Pro has more internal memory than Samsung Galaxy A21s. |
| User Memory | - | 19.5 GB | |
| Memory Interface | UFS 3.0 | - | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 512 GB |
| CAMERA | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
| Sensor Name | Sony Exmor RS IMX586 sensor | - | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/1.75 | F/2.0 | Black Shark 2 Pro has better lens aperture than Black Shark 2 Pro. |
| Lens Construction | 6-element | - | |
| Field of View (FoV) | - | 80 degree(s) | |
| Pixel Size | 0.8 μm | - | |
| Focus Adjustment | Automatic | Automatic | |
| Optical Zoom | 2x | - | |
| Digital Zoom | - | 8x | |
| Special Effects | HDR | - | |
| Camera Modes | Panorama, Slow motion mode, Portrait, Super Night Mode 3.0 | Live Focus mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 60 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 60 fps, Super slow motion video 1280 x 720 (720p) at 480 fps, Super slow motion video 1280 x 720 (720p) at 1920 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), low-light enhancement technology | Live Focus |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 8 Megapixel | Black Shark 2 Pro has better second camera resolution than Samsung Galaxy A21s. |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Field of View (2nd Camera) | - | 123 degree(s) | |
| Pixel Size (2nd Camera) | 1 μm | - | |
| Camera Features (2nd Camera) | 6P lens | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera | |
| Camera Features (3rd Camera) | - | 4cm macro photography |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 13 Megapixel | Black Shark 2 Pro has better front camera resolution than Samsung Galaxy A21s. |
| Lens Aperture (Front) | F/2.0 | F/2.2 | Black Shark 2 Pro has better front lens aperture than Black Shark 2 Pro. |
| Lens Element Qty (Front) | 5-element | - | |
| Pixel Size (Front) | 0.9 μm | - | |
| Focus Adjustment | - | Focus free | |
| Camera Modes (Front) | AI Beauty, Portrait | - | |
| Camera Features (Front) | Selfie countdown, 4-in-1 technology | - |
| BATTERY AND CHARGING | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Samsung Galaxy A21s has larger battery capacity than Black Shark 2 Pro. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0, Qualcomm Quick Charge 4.0 | - | Black Shark 2 Pro has fast charging technology. |
| 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 |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| User Interface | - | One UI | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | - | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 6, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 800, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 19, Band 20, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 2, 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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 upper, FDD 800 DD, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | 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 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 LE | |
| NFC | - | Yes | Samsung Galaxy A21s has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AIFF, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, apt-X HD | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | FLV, AVI, ASF, 3GP, WebM, 3G2, MP4 | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology |
| FEATURES | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| 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, gravity sensor, touch sensor | Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor | |
| Security Devices | Fingerprint reader (under display) | Face recognition, fingerprint reader | |
| Additional Phone Features | MIMO technology, MU-MIMO technology, TrueClarity MEMC processing, SHARK key, Direct Touch Liquid Cooling 3.0+, Dynamic Frame Rate Synchronization, Gaming Night Mode | Samsung KNOX, Virtual Light Sensing |
| OTHERS | Black Shark 2 Pro | Samsung Galaxy A21s |
|---|
| Included Accessories | Power adapter, SIM card removal tool, screen protector, USB-C to 3.5 jack adapter, USB-C cable, protective case, Black Shark Gamepad - Left Side Version | Power adapter |
|---|
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