Xiaomi Redmi Note 9S vs. Samsung Galaxy A12

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi Redmi Note 9S and Samsung Galaxy A12. 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

Xiaomi Redmi Note 9S vs. Samsung Galaxy A12 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 9S Samsung Galaxy A12
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A127F/DSN
Form Factor Touch Touch
Height 165.75 mm 164 mm Xiaomi Redmi Note 9S has greater height than Samsung Galaxy A12.
Width 76.68 mm 75.8 mm Xiaomi Redmi Note 9S has greater width than Samsung Galaxy A12.
Depth 8.8 mm 8.9 mm Xiaomi Redmi Note 9S is narrower than Xiaomi Redmi Note 9S.
Weight 209 g 205 g Samsung Galaxy A12 is lighter than Xiaomi Redmi Note 9S.
Body Colour Aurora blue Black | Blue
Body Material Curved 3D glass, Gorilla glass 5 -
Protection Dustproof, splashproof -
Waterproof (Water-resistant) - -
Repairability Index - 8.3 (out of 10)
SAR Value 0.98 W/kg (body), 0.72 W/kg (head), 2.35 W/kg (limb) 0.419 W/kg (head), 1.513 W/kg (body)
Integrated Components Ultra-linear speakers -
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 Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Xiaomi Redmi Note 9S Samsung Galaxy A12
Display Type LCD display LCD display
Display Technology - PLS TFT
Screen Size (Display Size) 6.67" 6.5" Xiaomi Redmi Note 9S has larger screen size than Samsung Galaxy A12.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 1600 x 720 pixels Xiaomi Redmi Note 9S has better screen resolution than Samsung Galaxy A12.
Display Format Full HD+ HD+
Colour Depth - 16.7 million colours
Contrast Ratio 1500:1 -
HDR Yes - Xiaomi Redmi Note 9S has HDR.
Display Features Reading mode 2.0, Dot Display Infinity V Display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Xiaomi Redmi Note 9S Samsung Galaxy A12
Processor Type (CPU) Qualcomm Snapdragon 720G -
Clock Speed 2.3 GHz 2 GHz Xiaomi Redmi Note 9S has higher clock speed than Samsung Galaxy A12.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi Redmi Note 9S has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 618 -
MEMORY Xiaomi Redmi Note 9S Samsung Galaxy A12
RAM 4 GB 3 GB Xiaomi Redmi Note 9S has more RAM than Samsung Galaxy A12.
Internal Memory Size (Storage Capacity) 64 GB 32 GB Xiaomi Redmi Note 9S has more internal memory than Samsung Galaxy A12.
User Memory - 19.5 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi Redmi Note 9S Samsung Galaxy A12
MAIN CAMERA
Number of Main Cameras 4 4
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size 1/2" -
Lens Aperture F/1.79 F/2.0 Xiaomi Redmi Note 9S has better lens aperture than Xiaomi Redmi Note 9S.
Lens Construction 6-element -
Field of View (FoV) 79 degree(s) -
Pixel Size 0.8 μm -
Focus Adjustment Automatic Automatic
Digital Zoom - 10x
Special Effects HDR, Kaleidoscope -
Camera Modes Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits -
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9S has face detection.
Light Source Dual LED flash LED flash
Still Image Resolutions 8000 x 6000 -
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 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 120 fps, Slo-mo video 1280 x 720 (720p) at 960 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Ultra wide-angle edge distortion correction, Steady handheld night photography, full screen frame, AI watermark -
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 5 Megapixel Xiaomi Redmi Note 9S has better second camera resolution than Samsung Galaxy A12.
Lens Type (2nd Camera) Ultra wide-angle lens 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) 119 degree(s) 123 degree(s) Samsung Galaxy A12 has larger second camera lens field of view than Xiaomi Redmi Note 9S.
Pixel Size (2nd Camera) 1.12 μm -
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel 2 Megapixel Xiaomi Redmi Note 9S has higher resolution third camera than Samsung Galaxy A12.
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Pixel Size (3rd Camera) 1.12 μm -
Camera Functions (3rd Camera) Macro camera Macro camera
Camera Features (3rd Camera) AF (2cm-10cm) -
FOURTH CAMERA
Sensor Resolution (4th Camera) 2 Megapixel 2 Megapixel Both phones have the same resolution of the fourth camera.
Lens Aperture (4th Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the fourth camera.
Pixel Size (4th Camera) 1.75 μm -
Camera Functions (4th Camera) Depth camera Depth camera
Camera Features (4th Camera) - Live Focus
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 8 Megapixel Xiaomi Redmi Note 9S has better front camera resolution than Samsung Galaxy A12.
Lens Aperture (Front) F/2.48 F/2.2 Samsung Galaxy A12 has better front lens aperture than Xiaomi Redmi Note 9S.
Pixel Size (Front) 1 μm -
Special Effects (Front) HDR -
Camera Modes (Front) Panoramic selfies, AI portrait mode, AI Beautify, Slo-mo Selfie -
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9S has face detection.
Light Source (Front) Display flash -
Camera Features (Front) AI scene detection, Palm shutter, AI silhouette detection Live Focus
BATTERY AND CHARGING Xiaomi Redmi Note 9S Samsung Galaxy A12
Battery Capacity (Battery Size) 5020 mAh 5000 mAh Xiaomi Redmi Note 9S has larger battery capacity than Samsung Galaxy A12.
Fast Charging Technology - Adaptive Fast Charging Samsung Galaxy A12 has fast charging technology.
Talk Time 1980 minutes 3420 minutes Samsung Galaxy A12 has longer battery life when making calls than Xiaomi Redmi Note 9S.
Run Time Details Talk: up to 1980 min
Gaming: up to 13 hrs
Playback (Music): up to 147 hrs
Navigation: up to 16 hrs
Talk: up to 3420 min
Active online usage (LTE): up to 20 hrs
Active online usage (Wi-Fi): up to 20 hrs
Playback (video): up to 19 hrs
Playback (audio): up to 104 hrs
Battery Technology Lithium Ion -
CELLULAR Xiaomi Redmi Note 9S Samsung Galaxy A12
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
User Interface MIUI 10 -
Payment Technology Google Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi Redmi Note 9S Samsung Galaxy A12
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1900 GSM, 2100 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 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 20, Band 28, Band 38, Band 40 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 800 DD, FDD 700 APT, TDD 2600, TDD 2300 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 IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC - Yes Samsung Galaxy A12 has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi Redmi Note 9S Samsung Galaxy A12
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio), MP4 WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, XviD, M4V, MP4 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Audio Amplifier Smart PA -
FEATURES Xiaomi Redmi Note 9S Samsung Galaxy A12
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, digital compass, gyro sensor, distance sensor, infrared (IR) sensor, In-screen ambient light sensor Accelerometer
Security Devices Face recognition, fingerprint reader (side) Fingerprint reader
Security Technology A.I. face recognition -
Additional Phone Features Infrared remote control, AI face unlock, Qualcomm 5th generation AI Engine, Z-axis linear vibration motor Samsung KNOX, Samsung Smart Switch, Virtual Light Sensing, Virtual Proximity Sensing
OTHERS Xiaomi Redmi Note 9S Samsung Galaxy A12
Included Accessories Protective cover, SIM card removal tool, USB-C cable, 18W charger -
Compliant Standards TUV Rheinland -
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