Samsung Galaxy A3 (2017) vs. Xiaomi Redmi 9

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A3 (2017) and Xiaomi Redmi 9. 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.

Phone Specifications Comparison

Samsung Galaxy A3 (2017) vs. Xiaomi Redmi 9 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A320F -
Form Factor Touch Touch
Height 135.4 mm 163.32 mm Xiaomi Redmi 9 has greater height than Samsung Galaxy A3 (2017).
Width 66.2 mm 77.01 mm Xiaomi Redmi 9 has greater width than Samsung Galaxy A3 (2017).
Depth 7.9 mm 9.1 mm Samsung Galaxy A3 (2017) is narrower than Samsung Galaxy A3 (2017).
Weight 138 g 198 g Samsung Galaxy A3 (2017) is lighter than Samsung Galaxy A3 (2017).
Body Colour Sand gold | Blue mist | Blue-mist | Gold-sand | Black-sky | Peach-cloud Carbon grey
Body Material Metal, glass -
Protection Dustproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy A3 (2017) is waterproof.
IP rating IP68 -
SAR Value 1.38 W/kg (body), 0.349 W/kg (head) 1.065 W/kg (body), 0.789 W/kg (head), 2.309 W/kg (limb)
Integrated Components - Ultra-linear speaker
Connector Type Headset jack - mini-phone 3.5mm
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 Single-SIM Dual-SIM
DISPLAY Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Display Type OLED display -
Display Technology HD Super AMOLED -
Screen Size (Display Size) 4.7" 6.53" Xiaomi Redmi 9 has larger screen size than Samsung Galaxy A3 (2017).
Screen Resolution (Display Resolution) 1280 x 720 pixels 2340 x 1080 pixels Xiaomi Redmi 9 has better screen resolution than Samsung Galaxy A3 (2017).
Display Format HD Full HD+
Pixel Density - 394 ppi
Aspect Ratio - 19.5:9
Max Brightness - 400 cd/m²
Colour Depth 16.7 million colours -
Contrast Ratio - 1500:1
Display Enhancement Technology - Sunlight mode
Display Features Always-on display Colour temperature adjustment, Dot Drop display, Reading mode 2.0
Display Protection (Screen Protector) - Corning Gorilla Glass 3 (scratch resistant glass)
PROCESSOR Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Processor Type (CPU) - MediaTek Helio G80
Clock Speed 1.6 GHz 2 GHz Xiaomi Redmi 9 has higher clock speed than Samsung Galaxy A3 (2017).
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture - Yes Xiaomi Redmi 9 has 64-bit architecture.
Graphics System (GPU) - Mali-G52 MC2
MEMORY Samsung Galaxy A3 (2017) Xiaomi Redmi 9
RAM 2 GB LPDDR4X SDRAM - 4 GB Xiaomi Redmi 9 has more RAM than Samsung Galaxy A3 (2017).
Internal Memory Size (Storage Capacity) 16 GB 64 GB Xiaomi Redmi 9 has more internal memory than Samsung Galaxy A3 (2017).
User Memory 9.7 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSD
CAMERA Samsung Galaxy A3 (2017) Xiaomi Redmi 9
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Sensor Type CMOS -
Lens Type - Wide-angle lens
Lens Aperture F/1.9 F/2.2 Samsung Galaxy A3 (2017) has better lens aperture than Samsung Galaxy A3 (2017).
Field of View (FoV) - 75.2 degree(s)
Focus Adjustment Automatic Automatic
Special Effects - HDR, Kaleidoscope
Camera Modes Food mode Portrait mode
Light Source LED light Flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Quick Launch -
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) - 118 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) - 2 Megapixel
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Sensor Type (Front) CMOS -
Lens Aperture (Front) F/1.9 F/2.0 Samsung Galaxy A3 (2017) has better front lens aperture than Samsung Galaxy A3 (2017).
Field of View (Front) - 77.8 degree(s)
Focus Adjustment - Focus free
Special Effects (Front) - HDR
Camera Modes (Front) - Portrait mode
Light Source (Front) - Display flash
Camera Features (Front) - Self-timer, Palm shutter
BATTERY AND CHARGING Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Battery Capacity (Battery Size) 2350 mAh 5020 mAh Xiaomi Redmi 9 has larger battery capacity than Samsung Galaxy A3 (2017).
Talk Time 1020 minutes 1860 minutes Xiaomi Redmi 9 has longer battery life when making calls than Samsung Galaxy A3 (2017).
Run Time Details Talk (3G): up to 1020 min
Active online usage (3G): up to 12 hrs
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (video): up to 17 hrs
Playback (Music): up to 41 hrs
Playback (audio (Always On Display Off)): up to 55 hrs
Talk: up to 1860 min
Continuous navigation: up to 19 hrs
Playback (video): up to 19 hrs
Playback (Music): up to 185 hrs
CELLULAR Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0.1 (Marshmallow) -
Payment Technology Samsung Pay -
Navigation GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM -
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 Band 1, Band 2, Band 3, Band 4, 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, TDD 2300 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, 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+/ANT IEEE 802.11b/g/n
Bluetooth Bluetooth 4.2 Bluetooth 5.0
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, DIP, HOGP -
NFC Yes - Samsung Galaxy A3 (2017) has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Supported Digital Audio Standards WAV, WMA, AAC, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID, AMR-WB, AMR-NB AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB
Supported Digital Video Standards MKV, VC-1, FLV, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, HEVC, MP43, 3G2, WMV8, VP8, VP9, H.265 MKV, H.264, ASP, MP4
FEATURES Samsung Galaxy A3 (2017) Xiaomi Redmi 9
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, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor Accelerometer, ambient light sensor, digital compass, distance sensor, infrared (IR) sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features S-Voice, Samsung KNOX Fast Charging, AI face unlock
OTHERS Samsung Galaxy A3 (2017) Xiaomi Redmi 9
Included Accessories Power adapter SIM card removal tool, USB-C cable, TPU case, 10W charger
Compliant Standards IP68 -
Max Depth of Water Resistance 1.5 m -
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