In depth comparison and review of Realme C21 and Xiaomi 13 Pro. 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.
| DESIGN AND DIMENSIONS | Realme C21 | Xiaomi 13 Pro |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 165.2 mm | 162.9 mm | Realme C21 has greater height than Xiaomi 13 Pro. |
| Width | 76.4 mm | 74.6 mm | Realme C21 has greater width than Xiaomi 13 Pro. |
| Depth | 8.9 mm | 8.38 mm | Xiaomi 13 Pro is narrower than Realme C21. |
| Weight | 190 g | 229 g | Realme C21 is lighter than Realme C21. |
| Body Colour | Cross black | Cross blue | Ceramic black | |
| Body Material | - | Corning Gorilla Glass Victus | |
| Protection | - | Water-resistant, splash-resistant, dust-resistant | |
| Waterproof (Water-resistant) | - | Yes | Xiaomi 13 Pro is waterproof. |
| IP rating | - | IP68 | |
| SAR Value | - | 0.998 W/kg (body), 0.998 W/kg (head), 2.588 W/kg (limb) | |
| Connector Type | Micro-USB Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Realme C21 | Xiaomi 13 Pro |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | LCD | AMOLED (LTPO) | |
| Screen Size (Display Size) | 6.5" | 6.73" | Xiaomi 13 Pro has larger screen size than Realme C21. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 3200 x 1440 pixels | Xiaomi 13 Pro has better screen resolution than Realme C21. |
| Display Format | HD+ | WQHD+ | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 420 cd/m² | 1900 cd/m² | Xiaomi 13 Pro has better display brightness than Realme C21. |
| Colour Depth | - | 1.07 billion colours | |
| HDR | - | Yes | Xiaomi 13 Pro has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Enhancement Technology | - | Dolby Vision | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 240 Hz | |
| Display Features | Mini-drop display | DCI-P3 Wide colour gamut, True Colour, AdaptiveSync Pro, 3D Curved display, JNCD 0.21, Delta-E 0.28 | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass Victus (scratch resistant glass) |
| PROCESSOR | Realme C21 | Xiaomi 13 Pro |
|---|
| Processor Type (CPU) | MediaTek Helio G35 | Qualcomm Snapdragon 8 Gen 2 | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 3.19 GHz | Xiaomi 13 Pro has higher clock speed than Realme C21. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | PowerVR GE8320 | Qualcomm ADRENO |
| MEMORY | Realme C21 | Xiaomi 13 Pro |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | LPDDR5X SDRAM - 12 GB | Xiaomi 13 Pro has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 256 GB | Xiaomi 13 Pro has more internal memory than Realme C21. |
| Memory Interface | - | UFS 4.0 | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | - |
| CAMERA | Realme C21 | Xiaomi 13 Pro |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 50 Megapixel | Xiaomi 13 Pro has better camera resolution than Realme C21. |
| Sensor Size | - | 1" | |
| Sensor Name | - | Sony IMX989 sensor | |
| Lens Aperture | F/2.2 | F/1.9 | Xiaomi 13 Pro has better lens aperture than Realme C21. |
| Lens Construction | 5-element | 8-element | |
| Pixel Size | - | 1.6 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Xiaomi 13 Pro has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Focal Length Equivalent to 35mm Camera | - | 23mm | |
| Digital Zoom | 4x | 70x | Xiaomi 13 Pro has better digital zoom than Realme C21. |
| Special Effects | HDR | HDR, Leica Authentic Look, Leica Vibrant Look, Leica filters, Leica classica shutter sound, Leica Watermark | |
| Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | Slow motion video, Panorama, Pro mode, night mode, Slow Shutter, Clone, Documents, Vlog mode, Pro Video mode, Night portrait mode, supermoon mode, Ultra Night Video, Magic Zoom, Time Freeze, Night Time-lapse, Parallel World, Freeze Frame Video, Long exposure mode, Lightning Burst | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi 13 Pro has face detection. |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, 3840 x 2160 (4K) at 24 fps, 7680 x 4320 (8K) at 24 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost | HDR video recording, Xiaomi ProFocus, Leica professional optical lens, Vario-Summicron 1:1.9-2.2/14-75 ASPH, 3.2μm 4-in-1 Super Pixel, HyperOIS, 35mm black and white lens, 50mm swirly boken lens, 75mm portrait lens, 90mm soft focus lens, lens edge ink coating, Cyclic olefin copolymer, ALD ultra-low reflectance technology, IR filters, 10-bit RAW |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 50 Megapixel | Xiaomi 13 Pro has better second camera resolution than Realme C21. |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Floating telephoto lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.0 | Xiaomi 13 Pro has better second camera lens aperture than Realme C21. |
| Lens Element Qty (2nd Camera) | 3-element | 6-element | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Xiaomi 13 Pro has optical stabilisation of the second camera. |
| Minimum Focal Length (2nd Camera) | - | 10 cm | |
| Focal Length Equivalent to 35mm Camera | - | 75mm | |
| Camera Functions (2nd Camera) | B&W lens | - | |
| Camera Features (2nd Camera) | - | 10cm macro photography, Focal Shift technology |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 50 Megapixel | Xiaomi 13 Pro has higher resolution third camera than Realme C21. |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.2 | Xiaomi 13 Pro has better third camera lens aperture than Realme C21. |
| Lens Element Qty (3rd Camera) | 3-element | - | |
| Field of View (3rd Camera) | - | 115 degree(s) | |
| Focal Length Equivalent to 35mm Camera | - | 14mm | |
| Camera Functions (3rd Camera) | Macro camera | - | |
| Camera Features (3rd Camera) | 4cm macro photography | 5cm macro photography |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | Xiaomi 13 Pro has better front camera resolution than Realme C21. |
| Lens Aperture (Front) | F/2.2 | F/2.0 | Xiaomi 13 Pro has better front lens aperture than Realme C21. |
| Lens Element Qty (Front) | 3-element | - | |
| Field of View (Front) | - | 89.6 degree(s) | |
| Pixel Size (Front) | - | 0.7 μm | |
| Special Effects (Front) | HDR | HDR | |
| Camera Modes (Front) | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | Night mode, Vlog mode, AI portrait mode with bokeh and depth control, Video teleprompter | |
| Face Recognition (Face ID) | Face recognition | - | Realme C21 has face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | 4-in-1 to 1.4μm Super Pixel, Dynamic Framing (0.8x / 1x) |
| BATTERY AND CHARGING | Realme C21 | Xiaomi 13 Pro |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 4820 mAh | Realme C21 has larger battery capacity than Xiaomi 13 Pro. |
|---|---|---|---|
| Fast Charging Technology | - | Xiaomi HyperCharge technology | Xiaomi 13 Pro has fast charging technology. |
| Recharge Time (Charging Time) | - | 19 min | |
| Wireless Charging | - | Yes | Xiaomi 13 Pro can be charged wirelessly. |
| CELLULAR | Realme C21 | Xiaomi 13 Pro |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Xiaomi 13 Pro has more advanced generation mobile network. |
| Operating System | Android 10 | Android 13 | |
| User Interface | Realme UI | MIUI 14 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo, NavIC |
| COMMUNICATIONS | Realme C21 | Xiaomi 13 Pro |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | 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 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 42, Band 48, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | 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 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 3600, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n71, n75, n77, n78, n79, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, FDD 600, SDL DL 1500+, TDD TD 3700, TDD TD 3500, TDD TD 4500, TDD 2300 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac/ax/be | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 | |
| NFC | - | Yes | Xiaomi 13 Pro has NFC reader for mobile payments. |
| MEDIA | Realme C21 | Xiaomi 13 Pro |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), LDAC, AWB, LHDC | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, 3GP, WebM, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology, Hi-Res audio certified, Hi-Res audio wireless | |
| Video Enhancements | - | HDR with Dolby Vision, HDR10 |
| FEATURES | Realme C21 | Xiaomi 13 Pro |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, magnetometer, light sensor | Accelerometer, proximity sensor, digital compass, barometer, flicker sensor, gyroscope, 360° ambient light sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display), face recognition | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | Super power saving mode, HyperEngine technology, Reverse charging | MIMO technology, MU-MIMO technology, LiquidCool Technology, Reverse wireless charging, dual stereo speakers, X-axis linear vibration motor, IR blaster, Qualcomm FastConnect 7800, Xiaomi Surge charging chipset, Xiaomi Surge battery management chipset, Xiaomi surge battery management system |
| OTHERS | Realme C21 | Xiaomi 13 Pro |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | SIM card removal tool, USB-C cable, protective case, 120W charger | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland | IP68, IEC 60529:1989+A1:1999+A2:2013 | |
| Max Depth of Water Resistance | - | 1.5 m |
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