Samsung Galaxy A90 5G vs. Xiaomi Redmi 9

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A90 5G 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 A90 5G vs. Xiaomi Redmi 9 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A90 5G Xiaomi Redmi 9
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A908B -
Form Factor Touch Touch
Height 164.8 mm 163.32 mm Samsung Galaxy A90 5G has greater height than Xiaomi Redmi 9.
Width 76.4 mm 77.01 mm Xiaomi Redmi 9 has greater width than Samsung Galaxy A90 5G.
Depth 8.4 mm 9.1 mm Samsung Galaxy A90 5G is narrower than Samsung Galaxy A90 5G.
Weight 206 g 198 g Xiaomi Redmi 9 is lighter than Samsung Galaxy A90 5G.
Body Colour White | Black Carbon grey
Waterproof (Water-resistant) - -
SAR Value 1.547 W/kg (body), 0.377 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 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 A90 5G Xiaomi Redmi 9
Display Type OLED display -
Display Technology Super AMOLED -
Screen Size (Display Size) 6.7" 6.53" Samsung Galaxy A90 5G has larger screen size than Xiaomi Redmi 9.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 2340 x 1080 pixels Samsung Galaxy A90 5G has better screen resolution than Xiaomi Redmi 9.
Display Format Full 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 Edge-to-Edge screen, Infinity U 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 A90 5G Xiaomi Redmi 9
Processor Type (CPU) - MediaTek Helio G80
Clock Speed 2.8 GHz 2 GHz Samsung Galaxy A90 5G 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 A90 5G Xiaomi Redmi 9
RAM 6 GB LPDDR4X SDRAM - 4 GB Samsung Galaxy A90 5G has more RAM than Xiaomi Redmi 9.
Internal Memory Size (Storage Capacity) 128 GB 64 GB Samsung Galaxy A90 5G has more internal memory than Xiaomi Redmi 9.
User Memory 106.4 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSD
CAMERA Samsung Galaxy A90 5G Xiaomi Redmi 9
MAIN CAMERA
Number of Main Cameras 3 4
Sensor Resolution 48 Megapixel 13 Megapixel Samsung Galaxy A90 5G has better camera resolution than Xiaomi Redmi 9.
Lens Type - Wide-angle lens
Lens Aperture F/2.0 F/2.2 Samsung Galaxy A90 5G has better lens aperture than Samsung Galaxy A90 5G.
Field of View (FoV) - 75.2 degree(s)
Focus Adjustment Automatic Automatic
Digital Zoom 8x -
Special Effects - HDR, Kaleidoscope
Camera Modes - Portrait mode
Light Source LED flash 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, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Live Focus, Super steady -
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 8 Megapixel Xiaomi Redmi 9 has better second camera resolution than Samsung Galaxy A90 5G.
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Field of View (2nd Camera) - 118 degree(s)
Camera Functions (2nd Camera) Depth camera -
THIRD CAMERA
Sensor Resolution (3rd Camera) 8 Megapixel 5 Megapixel Samsung Galaxy A90 5G has higher resolution third camera than Xiaomi Redmi 9.
Lens Type (3rd Camera) Ultra wide-angle lens -
Lens Aperture (3rd Camera) F/2.2 F/2.4 Samsung Galaxy A90 5G has better third camera lens aperture than Samsung Galaxy A90 5G.
Field of View (3rd Camera) 123 degree(s) -
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) 32 Megapixel 8 Megapixel Samsung Galaxy A90 5G has better front camera resolution than Xiaomi Redmi 9.
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Field of View (Front) - 77.8 degree(s)
Focus Adjustment Focus free Focus free
Special Effects (Front) - HDR
Camera Modes (Front) Selfie focus Portrait mode
Light Source (Front) - Display flash
Camera Features (Front) - Self-timer, Palm shutter
BATTERY AND CHARGING Samsung Galaxy A90 5G Xiaomi Redmi 9
Battery Capacity (Battery Size) 4500 mAh 5020 mAh Xiaomi Redmi 9 has larger battery capacity than Samsung Galaxy A90 5G.
Fast Charging Technology Samsung Super Fast Charging - Samsung Galaxy A90 5G has fast charging technology.
Talk Time 3240 minutes 1860 minutes Samsung Galaxy A90 5G has longer battery life when making calls than Xiaomi Redmi 9.
Run Time Details Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (wireless video): up to 25 hrs
Playback (wireless audio): up to 101 hrs
Talk (LTE): up to 3240 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 A90 5G Xiaomi Redmi 9
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 4G Samsung Galaxy A90 5G has more advanced generation mobile network.
Operating System Google Android -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy A90 5G Xiaomi Redmi 9
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 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 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 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
5G NR Band N78 -
5G NR Frequency TDD TD 3500 -
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 LE Bluetooth 5.0
NFC Yes - Samsung Galaxy A90 5G has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy A90 5G 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, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, H.264, ASP, MP4
FEATURES Samsung Galaxy A90 5G 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, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor Accelerometer, ambient light sensor, digital compass, distance sensor, infrared (IR) sensor
Security Devices Fingerprint reader (under display) Face recognition, fingerprint reader
Additional Phone Features MIMO technology, Samsung KNOX, Samsung DeX support, Bixby Vision, Bixby Routines Fast Charging, AI face unlock
OTHERS Samsung Galaxy A90 5G Xiaomi Redmi 9
Included Accessories Power adapter SIM card removal tool, USB-C cable, TPU case, 10W charger
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