Samsung Galaxy A8 (2018) vs. Xiaomi Redmi 9

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy A8 (2018) and Xiaomi Redmi 9. 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 A8 (2018) vs. Xiaomi Redmi 9 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A8 (2018) Xiaomi Redmi 9
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A530F -
Form Factor Touch Touch
Height 149.2 mm 163.32 mm Xiaomi Redmi 9 has greater height than Samsung Galaxy A8 (2018).
Width 70.6 mm 77.01 mm Xiaomi Redmi 9 has greater width than Samsung Galaxy A8 (2018).
Depth 8.4 mm 9.1 mm Samsung Galaxy A8 (2018) is narrower than Samsung Galaxy A8 (2018).
Weight 172 g 198 g Samsung Galaxy A8 (2018) is lighter than Samsung Galaxy A8 (2018).
Body Colour Orchid grey | Gold | Black Carbon grey
Protection Dustproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy A8 (2018) is waterproof.
IP rating IP68 -
SAR Value 1.25 W/kg (body), 0.241 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 USB Type-C - 24 pin USB-C
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 A8 (2018) Xiaomi Redmi 9
Display Type OLED display -
Display Technology Super AMOLED -
Screen Size (Display Size) 5.6" 6.53" Xiaomi Redmi 9 has larger screen size than Samsung Galaxy A8 (2018).
Screen Resolution (Display Resolution) 2220 x 1080 pixels 2340 x 1080 pixels Xiaomi Redmi 9 has better screen resolution than Samsung Galaxy A8 (2018).
Display Format - Full HD+
Pixel Density 440 ppi 394 ppi Samsung Galaxy A8 (2018) has better pixel density than Xiaomi Redmi 9.
Aspect Ratio 18.5:9 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, Infinity 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 A8 (2018) Xiaomi Redmi 9
Processor Type (CPU) Samsung Exynos MediaTek Helio G80
Processor Number 7885 -
Clock Speed 2.2 GHz 2 GHz Samsung Galaxy A8 (2018) has higher clock speed than Xiaomi Redmi 9.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) - Mali-G52 MC2
MEMORY Samsung Galaxy A8 (2018) Xiaomi Redmi 9
RAM 4 GB LPDDR4X SDRAM - 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 64 GB Xiaomi Redmi 9 has more internal memory than Samsung Galaxy A8 (2018).
User Memory 22.7 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSD
CAMERA Samsung Galaxy A8 (2018) Xiaomi Redmi 9
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 16 Megapixel 13 Megapixel Samsung Galaxy A8 (2018) has better camera resolution than Xiaomi Redmi 9.
Sensor Size 1/2.8" -
Lens Type - Wide-angle lens
Lens Aperture F/1.7 F/2.2 Samsung Galaxy A8 (2018) has better lens aperture than Samsung Galaxy A8 (2018).
Field of View (FoV) - 75.2 degree(s)
Focus Adjustment Automatic Automatic
Digital Zoom 4x -
Special Effects HDR, Beauty effect, Grid Line HDR, Kaleidoscope
Camera Modes Panorama, Pro mode, night mode, Beauty mode, HYPERLAPSE, low-light shots, Food mode Portrait mode
Face Recognition (Face ID) Face detection - Samsung Galaxy A8 (2018) has face detection.
Light Source LED flash Flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Quick Launch, Playback zoom, Phase Detect Auto-Focus (PDAF), Continuous Auto Focus (CAF), VDIS (Video Digital Image Stabilisation), Hyperlapse video with stabilisation, Tracking AF, Video location tags, Live stickers, Stamps, location tags, High CRI flash -
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 2 1
Sensor Resolution (Front) 16 Megapixel 8 Megapixel Samsung Galaxy A8 (2018) has better front camera resolution than Xiaomi Redmi 9.
Sensor Size (Front) 1/3.1" -
Lens Aperture (Front) F/1.9 F/2.0 Samsung Galaxy A8 (2018) has better front lens aperture than Samsung Galaxy A8 (2018).
Field of View (Front) - 77.8 degree(s)
Focus Adjustment - Focus free
Special Effects (Front) HDR, Grid Line HDR
Camera Modes (Front) Night mode, wide selfie mode, Beauty mode, Live Focus mode Portrait mode
Light Source (Front) - Display flash
Camera Features (Front) Quick launch, Live stickers, Stamps, location tags Self-timer, Palm shutter
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) 8 Megapixel -
Lens Aperture (2nd Front) F/1.9 -
BATTERY AND CHARGING Samsung Galaxy A8 (2018) Xiaomi Redmi 9
Battery Capacity (Battery Size) 3000 mAh 5020 mAh Xiaomi Redmi 9 has larger battery capacity than Samsung Galaxy A8 (2018).
Talk Time 1140 minutes 1860 minutes Xiaomi Redmi 9 has longer battery life when making calls than Samsung Galaxy A8 (2018).
Run Time Details Active online usage (3G): up to 12 hrs
Active online usage (LTE): up to 14 hrs
Active online usage (Wi-Fi): up to 15 hrs
Playback (video): up to 17 hrs
Playback (audio): up to 43 hrs
Playback (audio (Always On Display Off)): up to 64 hrs
Talk (3G): up to 1140 min
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 A8 (2018) 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 7.1.1 Nougat -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy A8 (2018) Xiaomi Redmi 9
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 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 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 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 5.0 LE Bluetooth 5.0
NFC Yes - Samsung Galaxy A8 (2018) has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy A8 (2018) Xiaomi Redmi 9
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 MKV, H.264, ASP, MP4
FEATURES Samsung Galaxy A8 (2018) 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 Face recognition, fingerprint reader Face recognition, fingerprint reader
Additional Phone Features Fast Charging, S-Voice, Samsung KNOX, Dual Messenger, Smart View, Bixby Vision, Secure Folder function, MEMS microphones Fast Charging, AI face unlock
OTHERS Samsung Galaxy A8 (2018) 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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