In depth comparison and review of Realme C21 and OnePlus 10 Pro 5G. 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 | OnePlus 10 Pro 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 165.2 mm | 163 mm | Realme C21 has greater height than OnePlus 10 Pro 5G. |
| Width | 76.4 mm | 73.9 mm | Realme C21 has greater width than OnePlus 10 Pro 5G. |
| Depth | 8.9 mm | 8.55 mm | OnePlus 10 Pro 5G is narrower than Realme C21. |
| Weight | 190 g | 200.5 g | Realme C21 is lighter than Realme C21. |
| Body Colour | Cross black | Cross blue | Volcanic black | |
| Protection | - | Splash-resistant, dust-resistant | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP54 | |
| 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 | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | LCD | Fluid AMOLED (LTPO) | |
| Screen Size (Display Size) | 6.5" | 6.7" | OnePlus 10 Pro 5G has larger screen size than Realme C21. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 3216 x 1440 pixels | OnePlus 10 Pro 5G has better screen resolution than Realme C21. |
| Display Format | HD+ | QHD+ | |
| Pixel Density | - | 525 ppi | |
| Aspect Ratio | 20:9 | 20.1:9 | |
| Max Brightness | 420 cd/m² | - | |
| Colour Depth | - | 1.07 billion colours | |
| Display Enhancement Technology | - | Eye comfort mode | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 1000 Hz | |
| Display Features | Mini-drop display | Night mode, Wide colour display (P3), AOD(Always On Display), sRGB support, O-Sync Display Hyper Response Engine, Adaptive Display, 1-120Hz adaptive refresh rate with LTPO 2.0 technology | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass (scratch resistant glass) |
| PROCESSOR | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Processor Type (CPU) | MediaTek Helio G35 | Qualcomm Snapdragon 8 Gen 1 | |
|---|---|---|---|
| Processor Number | - | SM8450 | |
| Clock Speed | 2.3 GHz | 3 GHz | OnePlus 10 Pro 5G 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 730 |
| MEMORY | Realme C21 | OnePlus 10 Pro 5G |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | LPDDR5 SDRAM - 8 GB | OnePlus 10 Pro 5G has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | OnePlus 10 Pro 5G has more internal memory than Realme C21. |
| Memory Interface | - | UFS 3.1 2-lane | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | - |
| CAMERA | Realme C21 | OnePlus 10 Pro 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | OnePlus 10 Pro 5G has better camera resolution than Realme C21. |
| Sensor Size | - | 1/1.43" | |
| Sensor Name | - | Sony IMX789 sensor | |
| Lens Aperture | F/2.2 | F/1.8 | OnePlus 10 Pro 5G has better lens aperture than Realme C21. |
| Lens Construction | 5-element | 7-element | |
| Pixel Size | - | 1.12 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | OnePlus 10 Pro 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | - | Yes | |
| Minimum Focal Length (Focal Distance) | - | 23 mm | |
| Digital Zoom | 4x | - | |
| Special Effects | HDR | HDR | |
| HDR Mode | - | HDR Movie mode | |
| Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | Panorama, Time-lapse mode, Pro mode, RAW mode, Nightscape capture mode, Portrait, Filter mode, Macro mode, Portrait video, UltraShot HDR, Dual-View Video, RAW+ mode, Smart Scene Recognition, Tilt-shift mode, Focus Peaking, Cat/Dog Face Focus, Super Stable, Video Nightscape, Long exposure mode, Xpan mode, fish-eye mode, 2nd-gen Hasselblad Pro Mode, 150° Mode | |
| Light Source | LED flash | Dual 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, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 24 fps, 3840 x 2160 (4K) at 120 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost | Tracking Focus, Continuous Auto Focus (CAF), RAW image capture, All Pixel OmniDirectional PDAF, Natural Color Calibration, 12-bit RAW, 2nd-gen Hasselblad Camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 50 Megapixel | OnePlus 10 Pro 5G has better second camera resolution than Realme C21. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/2.76" | |
| Sensor Name (2nd Camera) | - | Samsung ISOCELL JN1 | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | OnePlus 10 Pro 5G has better second camera lens aperture than Realme C21. |
| Lens Element Qty (2nd Camera) | 3-element | 6-element | |
| Field of View (2nd Camera) | - | 150 degree(s) | |
| Camera Functions (2nd Camera) | B&W lens | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 8 Megapixel | OnePlus 10 Pro 5G has higher resolution third camera than Realme C21. |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Telephoto lens | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Lens Element Qty (3rd Camera) | 3-element | - | |
| Pixel Size (3rd Camera) | - | 1 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | OnePlus 10 Pro 5G has optical stabilisation of the third camera. |
| Camera Functions (3rd Camera) | Macro camera | - | |
| Camera Features (3rd Camera) | 4cm macro photography | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | OnePlus 10 Pro 5G has better front camera resolution than Realme C21. |
| Sensor Name (Front) | - | Sony IMX615 sensor | |
| Lens Aperture (Front) | F/2.2 | - | |
| Lens Element Qty (Front) | 3-element | - | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | HDR | HDR, face retouch | |
| Camera Modes (Front) | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | Time-lapse mode | |
| Face Recognition (Face ID) | Face recognition | - | Realme C21 has face detection. |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | - | Electronic Image Stabiliser (EIS), AI adaptive brightness |
| BATTERY AND CHARGING | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Fast Charging Technology | - | SuperVOOC Flash Charge technology | OnePlus 10 Pro 5G has fast charging technology. |
| Wireless Charging | - | Yes | OnePlus 10 Pro 5G can be charged wirelessly. |
| Wireless Charging Standards | - | AirVOOC |
| CELLULAR | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OnePlus 10 Pro 5G has more advanced generation mobile network. |
| Operating System | Android 10 | OxygenOS (based on Android 12) | |
| User Interface | Realme UI | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 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 8, Band 19 | |
| 3G UMTS Frequency | 2100, 850, 900 | 2100, 1900, 1700, 850, 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 30, Band 32, Band 38, Band 39, Band 40, Band 41, Band 46, Band 48, Band 66, Band 71 | |
| 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 2300 WCS, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600 | |
| 5G NR Band | - | N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n66, n71, n77, n78, n40, n25, n48, n30 | |
| 5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, TDD 2300, FDD 1900, TDD 3500, FDD 2300 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 | |
| NFC | - | Yes | OnePlus 10 Pro 5G has NFC reader for mobile payments. |
| Modem | - | Snapdragon X65 5G |
| MEDIA | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Supported Digital Audio Standards | - | WAV, WMA, AAC, AMR, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, IMY, EAC3, MID, AMR-WB, EAC3-JOC, AC-4 | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology, Qualcomm aptX audio, Qualcomm aptX HD audio |
| FEATURES | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, magnetometer, light sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, RGB sensor, flicker sensor, sensor core | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display), face recognition | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Super power saving mode, HyperEngine technology, Reverse charging | Noise Cancellation Technology, MIMO technology, Alert Slider, HyperBoost, dual stereo speakers, GPA frame stabiliser, 4D haptics motor, 5 layer 3D passive cooling system |
| OTHERS | Realme C21 | OnePlus 10 Pro 5G |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | SIM card removal tool, USB-C cable, screen protector (pre-applied), protective case, SuperVOOC 80W power adapter | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland | IP54, TUV SUD |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
