Xiaomi MI Mix 3 5G vs. Xiaomi Redmi 12C

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Mix 3 5G and Xiaomi Redmi 12C. 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 MI Mix 3 5G vs. Xiaomi Redmi 12C Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Product Type Smartphone Smartphone
Form Factor Touch slider Touch
Height 157.89 mm 168.76 mm Xiaomi Redmi 12C has greater height than Xiaomi MI Mix 3 5G.
Width 74.69 mm 76.41 mm Xiaomi Redmi 12C has greater width than Xiaomi MI Mix 3 5G.
Depth 8.46 mm 8.77 mm Xiaomi MI Mix 3 5G is narrower than Xiaomi MI Mix 3 5G.
Weight 225 g 192 g Xiaomi Redmi 12C is lighter than Xiaomi MI Mix 3 5G.
Body Colour Sapphire blue | Onyx black Graphite grey
Waterproof (Water-resistant) - - Xiaomi Redmi 12C is waterproof.
SAR Value 1.577 W/kg (body), 1.557 W/kg (head) 0.957 W/kg (body), 0.979 W/kg (head), 2.208 W/kg (limb)
Integrated Components - FM radio
Connector Type USB Type-C - 24 pin USB-C Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Display Type OLED display -
Display Technology AMOLED -
Screen Size (Display Size) 6.39" 6.71" Xiaomi Redmi 12C has larger screen size than Xiaomi MI Mix 3 5G.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 1650 x 720 pixels Xiaomi MI Mix 3 5G has better screen resolution than Xiaomi Redmi 12C.
Display Format Full HD+ HD+
Pixel Density 403 ppi -
Aspect Ratio 19.5:9 20.6:9
Max Brightness 600 cd/m² 500 cd/m² Xiaomi MI Mix 3 5G has better display brightness than Xiaomi Redmi 12C.
Contrast Ratio 60000:1 1500:1 Xiaomi MI Mix 3 5G has better display contrast ratio than Xiaomi Redmi 12C.
HDR Yes - Xiaomi MI Mix 3 5G has HDR.
Display Enhancement Technology Sunlight mode -
Display Features Always-on display, Reading mode, Colour temperature adjustment, night mode Reading mode, Dot Display, 70% NTSC
PROCESSOR Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Processor Type (CPU) Qualcomm Snapdragon 855 MediaTek Helio G85
Clock Speed 2.84 GHz 2 GHz Xiaomi MI Mix 3 5G has higher clock speed than Xiaomi Redmi 12C.
Processor Core Qty - 8-core
64-bit Architecture Yes - Xiaomi MI Mix 3 5G has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 640 -
MEMORY Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
RAM LPDDR4X SDRAM - 6 GB LPDDR4X SDRAM - 3 GB + up to 5 GB virtual extension Xiaomi MI Mix 3 5G has more RAM than Xiaomi Redmi 12C.
Internal Memory Size (Storage Capacity) 128 GB 32 GB Xiaomi MI Mix 3 5G has more internal memory than Xiaomi Redmi 12C.
Memory Interface UFS 2.1 eMMC 5.1
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 12 Megapixel 50 Megapixel Xiaomi Redmi 12C has better camera resolution than Xiaomi MI Mix 3 5G.
Sensor Size - 1/2.76"
Sensor Name Sony Exmor RS IMX363 sensor -
Lens Type Wide-angle lens -
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Pixel Size 1.4 μm -
Optical Image Stabiliser (OIS) 4-axis OIS (Optical Image Stabilisation) - Xiaomi MI Mix 3 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Special Effects HDR HDR
Camera Modes Panorama, Nightscape capture mode, Personalized AI Beautify Night mode, portrait mode, 50MP mode
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 3 5G has face detection.
Light Source Flash LED flash
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, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1920 x 1080 (1080p) at 960 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) AI scene and object detection, Dual Pixel Autofocus technology, AI Dual camera, 4-in-1 Super Pixel, AI scene detection, AI dynamic bokeh, AI studio lighting, AI Super Resolution, low-light enhancement technology, AI special effects AI Dual camera, 4-in-1 pixel binning
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel -
Sensor Name (2nd Camera) Samsung S5K3M3+ -
Pixel Size (2nd Camera) 1 μm -
FRONT CAMERA
Number of Front Cameras 2 1
Sensor Resolution (Front) 24 Megapixel 5 Megapixel Xiaomi MI Mix 3 5G has better front camera resolution than Xiaomi Redmi 12C.
Sensor Name (Front) Sony Exmor RS IMX576 sensor -
Lens Aperture (Front) - F/2.2
Pixel Size (Front) 1.8 μm -
Special Effects (Front) Magic mirror -
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Bokeh Mode, AI Beautify, AI makeup -
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 3 5G has face detection.
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) AI portrait mode, 4-in-1 Super Pixel technology, Video Beautify, AI scene detection, AI dynamic bokeh, AI studio lighting, AI real-time video background blurring, AI eye light -
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) 2 Megapixel -
Sensor Name (2nd Front) OC0A10 -
Pixel Size (2nd Front) 1.75 μm -
BATTERY AND CHARGING Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Battery Capacity (Battery Size) 3800 mAh 5000 mAh Xiaomi Redmi 12C has larger battery capacity than Xiaomi MI Mix 3 5G.
Fast Charging Technology Qualcomm Quick Charge 4.0+ - Xiaomi MI Mix 3 5G has fast charging technology.
Standby Time - 508 hours
Talk Time - 2040 minutes
Run Time Details - Talk: up to 2040 min
Standby: up to 508 hrs
Playback (video): up to 20 hrs
Gaming: up to 13 hrs
CELLULAR Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 4G Xiaomi MI Mix 3 5G has more advanced generation mobile network.
Operating System - Android 12
User Interface - MIUI 13
Navigation GPS, GLONASS, BeiDou, Galileo, QZSS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X -
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 34, Band 38, Band 39, Band 40, Band 41 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 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, 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 IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.1
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, apt-X HD -
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP -
FEATURES Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, digital compass, gyro sensor, vibration sensor, ultrasonic distance sensor Accelerometer, virtual proximity sensor
Security Devices Face recognition, fingerprint reader Face recognition, fingerprint reader
Security Technology - AI face unlock
Additional Phone Features MIMO technology, MU-MIMO technology Fast Charging
OTHERS Xiaomi MI Mix 3 5G Xiaomi Redmi 12C
Included Accessories Protective cover, power adapter, SIM card removal tool, USB-C cable, USB-C to 3.5 jack audio cable USB cable, SIM card removal tool, 10W charger
Other projects: