Samsung Galaxy J7 Prime 2 vs. Samsung Galaxy A21s

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy J7 Prime 2 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.

Phone Specifications Comparison

Samsung Galaxy J7 Prime 2 vs. Samsung Galaxy A21s Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A217F/DSN
Form Factor Touch Touch
Height 151.7 mm 163.7 mm Samsung Galaxy A21s has greater height than Samsung Galaxy J7 Prime 2.
Width 75 mm 75.3 mm Samsung Galaxy A21s has greater width than Samsung Galaxy J7 Prime 2.
Depth 8 mm 8.9 mm Samsung Galaxy J7 Prime 2 is narrower than Samsung Galaxy J7 Prime 2.
Weight 170 g 192 g Samsung Galaxy J7 Prime 2 is lighter than Samsung Galaxy J7 Prime 2.
Body Colour Rose gold | Black | Gold White | Blue | Black
Body Material Plastic, aluminium, glass -
Waterproof (Water-resistant) - -
SAR Value - 1.544 W/kg (body), 0.422 W/kg (head), 2.21 W/kg (limb)
Integrated Components FM radio -
Connector Type Micro-USB - 5 pin Micro-USB Type B
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 Single-SIM Dual-SIM
DISPLAY Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Display Type LCD display LCD display
Display Technology PLS PLS TFT
Screen Size (Display Size) 5.5" 6.5" Samsung Galaxy A21s has larger screen size than Samsung Galaxy J7 Prime 2.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1600 x 720 pixels Samsung Galaxy J7 Prime 2 has better screen resolution than Samsung Galaxy A21s.
Display Format Full HD HD+
Pixel Density 401 ppi -
Aspect Ratio 16:9 20:9
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features - Infinity O display
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Processor Type (CPU) Samsung Exynos 7870 -
Clock Speed 1.6 GHz 2 GHz Samsung Galaxy A21s has higher clock speed than Samsung Galaxy J7 Prime 2.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Mali T830 -
MEMORY Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
RAM 3 GB 3 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
User Memory 23.9 GB 19.5 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 512 GB
CAMERA Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 13 Megapixel 48 Megapixel Samsung Galaxy A21s has better camera resolution than Samsung Galaxy J7 Prime 2.
Lens Type - Wide-angle lens
Lens Aperture F/1.9 F/2.0 Samsung Galaxy J7 Prime 2 has better lens aperture than Samsung Galaxy J7 Prime 2.
Field of View (FoV) - 80 degree(s)
Focus Adjustment Automatic Automatic
Digital Zoom - 8x
Camera Modes - Live Focus mode
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) - Live Focus
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
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) 13 Megapixel 13 Megapixel Both phones have the same front camera resolution.
Lens Aperture (Front) F/1.9 F/2.2 Samsung Galaxy J7 Prime 2 has better front lens aperture than Samsung Galaxy J7 Prime 2.
Focus Adjustment - Focus free
BATTERY AND CHARGING Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Battery Capacity (Battery Size) 3300 mAh 5000 mAh Samsung Galaxy A21s has larger battery capacity than Samsung Galaxy J7 Prime 2.
Talk Time 1260 minutes 3240 minutes Samsung Galaxy A21s has longer battery life when making calls than Samsung Galaxy J7 Prime 2.
Run Time Details Talk (WCDMA): up to 1260 min
Active online usage (WCDMA): up to 12 hrs
Active online usage (Wi-Fi): up to 16 hrs
Active online usage (LTE): up to 15 hrs
Playback (audio): up to 84 hrs
Playback (video): up to 14 hrs
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 Lithium Ion
CELLULAR Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 7.0 Nougat -
User Interface - One UI
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-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
3G UMTS Frequency - 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
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
Wireless Interface IEEE 802.11b/g/n, ANT+/ANT IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.1 Bluetooth 5.0 LE
Bluetooth Profiles A2DP -
NFC - Yes Samsung Galaxy A21s has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES Samsung Galaxy J7 Prime 2 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 Accelerometer, proximity sensor Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features - Samsung KNOX, Virtual Light Sensing
OTHERS Samsung Galaxy J7 Prime 2 Samsung Galaxy A21s
Included Accessories Power adapter Power adapter
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