Samsung Galaxy A51 vs. Samsung Galaxy A03

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy A51 and Samsung Galaxy A03. 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 A51 vs. Samsung Galaxy A03 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A51 Samsung Galaxy A03
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A515F/DSN SM-A035G/DSN
Form Factor Touch Touch
Height 158.5 mm 166.6 mm Samsung Galaxy A03 has greater height than Samsung Galaxy A51.
Width 73.6 mm 75.9 mm Samsung Galaxy A03 has greater width than Samsung Galaxy A51.
Depth 7.9 mm 9.2 mm Samsung Galaxy A51 is narrower than Samsung Galaxy A51.
Weight 172 g 199 g Samsung Galaxy A51 is lighter than Samsung Galaxy A51.
Body Colour Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white Blue | Black
Waterproof (Water-resistant) - -
Repairability Index - 8 (out of 10)
SAR Value 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) 0.84 W/kg (body), 0.79 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Samsung Galaxy A51 Samsung Galaxy A03
Display Type OLED display LCD display
Display Technology Super AMOLED PLS TFT
Screen Size (Display Size) 6.5" 6.5" Both phones have the same screen size.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 1600 x 720 pixels Samsung Galaxy A51 has better screen resolution than Samsung Galaxy A03.
Display Format Full HD+ HD+
Pixel Density 408 ppi -
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features Edge-to-Edge screen, Infinity O display Infinity V Display
PROCESSOR Samsung Galaxy A51 Samsung Galaxy A03
Processor Type (CPU) Samsung Exynos 9611 -
Clock Speed 2.3 GHz 1.6 GHz Samsung Galaxy A51 has higher clock speed than Samsung Galaxy A03.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Samsung Galaxy A51 has 64-bit architecture.
MEMORY Samsung Galaxy A51 Samsung Galaxy A03
RAM 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 128 GB 64 GB Samsung Galaxy A51 has more internal memory than Samsung Galaxy A03.
User Memory 107 GB 47.3 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Samsung Galaxy A51 Samsung Galaxy A03
MAIN CAMERA
Number of Main Cameras 4 2
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Lens Aperture F/2.0 F/1.8 Samsung Galaxy A03 has better lens aperture than Samsung Galaxy A51.
Focus Adjustment Automatic Automatic
Digital Zoom 8x 10x Samsung Galaxy A03 has better digital zoom than Samsung Galaxy A51.
Camera Modes Slow motion mode, Live Focus mode Live Focus mode
Light Source LED flash LED flash
Video Resolutions Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur -
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 2 Megapixel Samsung Galaxy A51 has better second camera resolution than Samsung Galaxy A03.
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 F/2.4 Samsung Galaxy A51 has better second camera lens aperture than Samsung Galaxy A51.
Field of View (2nd Camera) 123 degree(s) -
Camera Functions (2nd Camera) - Depth camera
Special Effects (2nd Camera) - Bokeh effect
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 Type (4th Camera) Telephoto lens -
Lens Aperture (4th Camera) F/2.2 -
Camera Functions (4th Camera) Depth camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 5 Megapixel Samsung Galaxy A51 has better front camera resolution than Samsung Galaxy A03.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Focus Adjustment Focus free -
Camera Modes (Front) - Live Focus mode
BATTERY AND CHARGING Samsung Galaxy A51 Samsung Galaxy A03
Battery Capacity (Battery Size) 4000 mAh 5000 mAh Samsung Galaxy A03 has larger battery capacity than Samsung Galaxy A51.
Talk Time 1920 minutes -
Run Time Details Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 20 hrs
Playback (audio): up to 87 hrs
Talk (4G): up to 1920 min
-
Battery Technology Lithium Ion -
CELLULAR Samsung Galaxy A51 Samsung Galaxy A03
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 10 -
User Interface One UI One UI Core
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, Galileo, QZSS
COMMUNICATIONS Samsung Galaxy A51 Samsung Galaxy A03
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 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, ANT+ IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 LE Bluetooth 5.0
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy A51 Samsung Galaxy A03
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, AAC, AMR, MP3, FLAC, XMF, OGG, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES Samsung Galaxy A51 Samsung Galaxy A03
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor Accelerometer, proximity sensor, light sensor
Security Devices Fingerprint reader (under display) -
Additional Phone Features Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines Samsung Smart Switch
OTHERS Samsung Galaxy A51 Samsung Galaxy A03
Included Accessories Power adapter -
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