Samsung Galaxy J7 Prime 2 vs. Samsung Galaxy A51 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy J7 Prime 2 and Samsung Galaxy A51 5G. 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 A51 5G Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A516B/DS
Form Factor Touch Touch
Height 151.7 mm 158.9 mm Samsung Galaxy A51 5G has greater height than Samsung Galaxy J7 Prime 2.
Width 75 mm 73.6 mm Samsung Galaxy J7 Prime 2 has greater width than Samsung Galaxy A51 5G.
Depth 8 mm 8.7 mm Samsung Galaxy J7 Prime 2 is narrower than Samsung Galaxy J7 Prime 2.
Weight 170 g 187 g Samsung Galaxy J7 Prime 2 is lighter than Samsung Galaxy J7 Prime 2.
Body Colour Rose gold | Black | Gold Prism cube black | Prism cube white
Body Material Plastic, aluminium, glass -
Waterproof (Water-resistant) - -
SAR Value - 1.555 W/kg (body), 0.496 W/kg (head)
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
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
Display Type LCD display OLED display
Display Technology PLS Infinity-O Super AMOLED
Screen Size (Display Size) 5.5" 6.5" Samsung Galaxy A51 5G has larger screen size than Samsung Galaxy J7 Prime 2.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels Samsung Galaxy A51 5G has better screen resolution than Samsung Galaxy J7 Prime 2.
Display Format Full HD Full HD+
Pixel Density 401 ppi -
Aspect Ratio 16:9 -
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features - Edge-to-Edge screen
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
Processor Type (CPU) Samsung Exynos 7870 -
Clock Speed 1.6 GHz 2.2 GHz Samsung Galaxy A51 5G 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.
64-bit Architecture - Yes Samsung Galaxy A51 5G has 64-bit architecture.
Graphics System (GPU) Mali T830 -
MEMORY Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
RAM 3 GB 6 GB Samsung Galaxy A51 5G has more RAM than Samsung Galaxy J7 Prime 2.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy A51 5G has more internal memory than Samsung Galaxy J7 Prime 2.
User Memory 23.9 GB 105.3 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 1 TB
CAMERA Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 13 Megapixel 48 Megapixel Samsung Galaxy A51 5G has better camera resolution than Samsung Galaxy J7 Prime 2.
Lens Aperture F/1.9 F/2.0 Samsung Galaxy J7 Prime 2 has better lens aperture than Samsung Galaxy J7 Prime 2.
Focus Adjustment Automatic Automatic
Digital Zoom - 8x
Special Effects - Bokeh effect
Camera Modes - Slow motion video
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 480 fps
Camera Features (Functions) - Live Focus, background blur
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 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) - 5 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 5 Megapixel
Lens Aperture (4th Camera) - F/2.2
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 13 Megapixel 32 Megapixel Samsung Galaxy A51 5G has better front camera resolution than Samsung Galaxy J7 Prime 2.
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 A51 5G
Battery Capacity (Battery Size) 3300 mAh 4500 mAh Samsung Galaxy A51 5G has larger battery capacity than Samsung Galaxy J7 Prime 2.
Talk Time 1260 minutes 1380 minutes Samsung Galaxy A51 5G 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
Talk (4G): up to 1380 min
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (video): up to 19 hrs
Playback (audio): up to 86 hrs
Battery Technology Lithium Ion -
CELLULAR Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy A51 5G has more advanced generation mobile network.
Operating System Android 7.0 Nougat -
Intelligent Assistant - Bixby
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1
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 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency - FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
5G NR Band - N41, n78
5G NR Frequency - TDD TD 2500, TDD TD 3500
Wireless Interface IEEE 802.11b/g/n, ANT+/ANT IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 4.1 Bluetooth 5.0
Bluetooth Profiles A2DP -
NFC - Yes Samsung Galaxy A51 5G has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
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
FEATURES Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
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, ambient light sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features - Fast Charging, Samsung KNOX, Bixby Vision, Bixby Routines, Virtual Proximity Sensing
OTHERS Samsung Galaxy J7 Prime 2 Samsung Galaxy A51 5G
Included Accessories Power adapter Power adapter
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