Side by side comparison and review of Vivo Nex and Samsung Galaxy A21s. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
DESIGN AND DIMENSIONS | Vivo Nex | Samsung Galaxy A21s |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | SM-A217F/DSN | |
Form Factor | Touch | Touch | |
Height | 162 mm | 163.7 mm | Samsung Galaxy A21s has greater height than Vivo Nex. |
Width | 77 mm | 75.3 mm | Vivo Nex has greater width than Samsung Galaxy A21s. |
Depth | 7.98 mm | 8.9 mm | Vivo Nex is narrower than Vivo Nex. |
Weight | 199 g | 192 g | Samsung Galaxy A21s is lighter than Vivo Nex. |
Body Colour | Black | White | Blue | Black | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 0.296 W/kg (body), 0.106 W/kg (head) | 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 |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM |
DISPLAY | Vivo Nex | Samsung Galaxy A21s |
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Display Type | OLED display | LCD display | |
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Display Technology | Super AMOLED | PLS TFT | |
Screen Size (Display Size) | 6.59" | 6.5" | Vivo Nex has larger screen size than Samsung Galaxy A21s. |
Screen Resolution (Display Resolution) | 2316 x 1080 pixels | 1600 x 720 pixels | Vivo Nex has better screen resolution than Samsung Galaxy A21s. |
Display Format | Full HD+ | HD+ | |
Aspect Ratio | - | 20:9 | |
Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
Display Features | FullView Display | Infinity O display |
PROCESSOR | Vivo Nex | Samsung Galaxy A21s |
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Processor Type (CPU) | Qualcomm Snapdragon 845 | - | |
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Clock Speed | 2.8 GHz | 2 GHz | Vivo Nex has higher clock speed than Samsung Galaxy A21s. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
MEMORY | Vivo Nex | Samsung Galaxy A21s |
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RAM | 8 GB | 3 GB | Vivo Nex has more RAM than Samsung Galaxy A21s. |
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Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Vivo Nex 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 |
CAMERA | Vivo Nex | Samsung Galaxy A21s |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 4 | |
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Sensor Resolution | 12 Megapixel | 48 Megapixel | Samsung Galaxy A21s has better camera resolution than Vivo Nex. |
Lens Type | - | Wide-angle lens | |
Lens Aperture | F/1.8 | F/2.0 | Vivo Nex has better lens aperture than Vivo Nex. |
Field of View (FoV) | - | 80 degree(s) | |
Optical Image Stabiliser (OIS) | 4-axis OIS (Optical Image Stabilisation) | - | Vivo Nex has optical stabilisation. |
Focus Adjustment | Automatic | Automatic | |
Digital Zoom | - | 8x | |
Camera Modes | Panorama, Slow motion mode, Face Beauty, Bokeh Mode | Live Focus mode | |
Light Source | Dual tone LED flash | LED flash | |
Video Resolutions | 1920 x 1080 (1080p), 1280 x 720 (720p), 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps | |
Camera Features (Functions) | Live Photo | Live Focus |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 5 Megapixel | 8 Megapixel | Samsung Galaxy A21s has better second camera resolution than Vivo Nex. |
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Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | Samsung Galaxy A21s has better second camera lens aperture than Vivo Nex. |
Field of View (2nd Camera) | - | 123 degree(s) |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
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Lens Aperture (3rd Camera) | - | F/2.4 | |
Camera Functions (3rd Camera) | - | Macro camera | |
Camera Features (3rd Camera) | - | 4cm macro photography |
FOURTH CAMERA |
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Sensor Resolution (4th Camera) | - | 2 Megapixel | |
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Lens Aperture (4th Camera) | - | F/2.4 | |
Camera Functions (4th Camera) | - | Depth camera |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 13 Megapixel | Samsung Galaxy A21s has better front camera resolution than Vivo Nex. |
Lens Aperture (Front) | F/2.0 | F/2.2 | Vivo Nex has better front lens aperture than Vivo Nex. |
Focus Adjustment | - | Focus free | |
Camera Modes (Front) | Panorama, Face Beauty, Bokeh Mode | - |
BATTERY AND CHARGING | Vivo Nex | Samsung Galaxy A21s |
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Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Samsung Galaxy A21s has larger battery capacity than Vivo Nex. |
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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 |
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Battery Technology | Lithium Ion | Lithium Ion |
CELLULAR | Vivo Nex | Samsung Galaxy A21s |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Funtouch OS 4.0 (based on Android Oreo 8.1) | - | |
User Interface | - | One UI | |
Navigation | GPS, A-GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo |
COMMUNICATIONS | Vivo Nex | Samsung Galaxy A21s |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
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2G Band | - | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
3G UMTS Frequency | - | 2100, 1900, 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 25, Band 26, 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 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, 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 LE | Bluetooth 5.0 LE | |
NFC | - | Yes | Samsung Galaxy A21s has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | Vivo Nex | Samsung Galaxy A21s |
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Supported Digital Audio Standards | - | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
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Supported Digital Video Standards | AVI, MPEG-4, 3GP | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | |
Sound Enhancements | Hi-Fi Sound support | Dolby Atmos sound technology |
FEATURES | Vivo Nex | Samsung Galaxy A21s |
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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 | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor | |
Security Devices | Fingerprint reader (under display) | Face recognition, fingerprint reader | |
Additional Phone Features | Fast Charging | Samsung KNOX, Virtual Light Sensing |
OTHERS | Vivo Nex | Samsung Galaxy A21s |
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Included Accessories | Headphones, protective cover, USB cable, power adapter, SIM card removal tool | Power adapter |
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