Xiaomi Redmi Note 6 Pro vs. Realme C21

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi Redmi Note 6 Pro and Realme C21. 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 6 Pro vs. Realme C21 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 6 Pro Realme C21
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 157.9 mm 165.2 mm Realme C21 has greater height than Xiaomi Redmi Note 6 Pro.
Width 76.4 mm 76.4 mm Both phones are the same width
Depth 8.26 mm 8.9 mm Xiaomi Redmi Note 6 Pro is narrower than Xiaomi Redmi Note 6 Pro.
Weight 182 g 190 g Xiaomi Redmi Note 6 Pro is lighter than Xiaomi Redmi Note 6 Pro.
Body Colour Black | Blue | Rose gold Cross black | Cross blue
Waterproof (Water-resistant) - -
SAR Value 1.476 W/kg (body), 0.755 W/kg (head) -
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
Micro-USB
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 6 Pro Realme C21
Display Type LCD display LCD display
Display Technology IPS LCD
Screen Size (Display Size) 6.26" 6.5" Realme C21 has larger screen size than Xiaomi Redmi Note 6 Pro.
Screen Resolution (Display Resolution) 2280 x 1080 pixels 1600 x 720 pixels Xiaomi Redmi Note 6 Pro has better screen resolution than Realme C21.
Display Format Full HD+ HD+
Pixel Density 403 ppi -
Aspect Ratio 19:9 20:9
Max Brightness 500 cd/m² 420 cd/m² Xiaomi Redmi Note 6 Pro has better display brightness than Realme C21.
Contrast Ratio 1500:1 -
Display Features 2.5D Glass Mini-drop display
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR Xiaomi Redmi Note 6 Pro Realme C21
Processor Type (CPU) Qualcomm Snapdragon 636 MediaTek Helio G35
Clock Speed 2 GHz 2.3 GHz Realme C21 has higher clock speed than Xiaomi Redmi Note 6 Pro.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi Redmi Note 6 Pro has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 509 PowerVR GE8320
MEMORY Xiaomi Redmi Note 6 Pro Realme C21
RAM LPDDR4X SDRAM - 3 GB LPDDR4X SDRAM - 3 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSD
CAMERA Xiaomi Redmi Note 6 Pro Realme C21
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 13 Megapixel Realme C21 has better camera resolution than Xiaomi Redmi Note 6 Pro.
Lens Aperture F/2.2 F/2.2 Both phones have the same camera lens aperture.
Lens Construction - 5-element
Focus Adjustment Automatic Automatic
Digital Zoom - 4x
Special Effects HDR HDR
Camera Modes Burst mode, Panorama, AI portrait mode Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 6 Pro has face detection.
Light Source Dual LED flash LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Dual Autofocus Pixels, AI dynamic bokeh Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 2 Megapixel Xiaomi Redmi Note 6 Pro has better second camera resolution than Realme C21.
Lens Aperture (2nd Camera) - F/2.4
Lens Element Qty (2nd Camera) - 3-element
Camera Functions (2nd Camera) - B&W lens
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) - 4cm macro photography
FRONT CAMERA
Number of Front Cameras 2 1
Sensor Resolution (Front) 20 Megapixel 5 Megapixel Xiaomi Redmi Note 6 Pro has better front camera resolution than Realme C21.
Lens Aperture (Front) F/2.0 F/2.2 Xiaomi Redmi Note 6 Pro has better front lens aperture than Xiaomi Redmi Note 6 Pro.
Lens Element Qty (Front) - 3-element
Special Effects (Front) - HDR
Camera Modes (Front) - Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) 2 Megapixel -
Lens Aperture (2nd Front) F/2.2 -
BATTERY AND CHARGING Xiaomi Redmi Note 6 Pro Realme C21
Battery Capacity (Battery Size) 4000 mAh 5000 mAh Realme C21 has larger battery capacity than Xiaomi Redmi Note 6 Pro.
Talk Time 2040 minutes -
Run Time Details Playback (video): up to 16.5 hrs
Talk: up to 2040 min
-
CELLULAR Xiaomi Redmi Note 6 Pro Realme C21
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 7.1.2 (Nougat) Android 10
User Interface MIUI 9 Realme UI
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Xiaomi Redmi Note 6 Pro Realme C21
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 3, Band 5, 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 1800+, FDD 850, 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
Wireless Interface Infrared (IrDA), IEEE 802.11a/b/g/n/ac IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 5.0
Messaging Services SMS, MMS -
MEDIA Xiaomi Redmi Note 6 Pro Realme C21
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB -
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP -
FEATURES Xiaomi Redmi Note 6 Pro Realme C21
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, ambient light sensor, digital compass, gyro sensor, hall sensor, distance sensor Accelerometer, proximity sensor, magnetometer, light sensor
Security Devices Fingerprint reader Fingerprint reader
Additional Phone Features Infrared remote control Super power saving mode, HyperEngine technology, Reverse charging
OTHERS Xiaomi Redmi Note 6 Pro Realme C21
Included Accessories USB cable, power adapter, SIM card removal tool USB cable, power adapter, SIM card removal tool
Compliant Standards - TUV Rheinland
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