In depth comparison and review of Realme C21 and CUBOT X30. 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 | CUBOT X30 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 165.2 mm | 157.05 mm | Realme C21 has greater height than CUBOT X30. |
| Width | 76.4 mm | 76.44 mm | CUBOT X30 has greater width than Realme C21. |
| Depth | 8.9 mm | 8.5 mm | CUBOT X30 is narrower than Realme C21. |
| Weight | 190 g | 193 g | Realme C21 is lighter than Realme C21. |
| Body Colour | Cross black | Cross blue | Black | |
| Waterproof (Water-resistant) | - | - | CUBOT X30 is waterproof. |
| Connector Type | Micro-USB Headset jack - mini-phone 3.5mm |
USB Type-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Realme C21 | CUBOT X30 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | LCD | - | |
| Screen Size (Display Size) | 6.5" | 6.4" | Realme C21 has larger screen size than CUBOT X30. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 2310 x 1080 pixels | CUBOT X30 has better screen resolution than Realme C21. |
| Display Format | HD+ | Full HD+ | |
| Aspect Ratio | 20:9 | - | |
| Max Brightness | 420 cd/m² | - | |
| Display Features | Mini-drop display | Punch-hole display |
| PROCESSOR | Realme C21 | CUBOT X30 |
|---|
| Processor Type (CPU) | MediaTek Helio G35 | MediaTek Helio P60 | |
|---|---|---|---|
| Processor Number | - | MT6771 | |
| Clock Speed | 2.3 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | PowerVR GE8320 | ARM Mali-G72 MP3 |
| MEMORY | Realme C21 | CUBOT X30 |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | 8 GB | CUBOT X30 has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 256 GB | CUBOT X30 has more internal memory than Realme C21. |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSD |
| CAMERA | Realme C21 | CUBOT X30 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 5 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | CUBOT X30 has better camera resolution than Realme C21. |
| Sensor Name | - | Samsung S5KGM1 | |
| Lens Aperture | F/2.2 | - | |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 4x | - | |
| Special Effects | HDR | - | |
| Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | AI Beauty, Super Night mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | - | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 16 Megapixel | CUBOT X30 has better second camera resolution than Realme C21. |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| 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 | 5 Megapixel | CUBOT X30 has higher resolution third camera than Realme C21. |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Lens Element Qty (3rd Camera) | 3-element | - | |
| Camera Functions (3rd Camera) | Macro camera | Macro camera | |
| Camera Features (3rd Camera) | 4cm macro photography | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Camera Functions (4th Camera) | - | Depth camera |
| FIFTH CAMERA |
|---|
| Sensor Resolution (5th Camera) | - | 0.3 Megapixel | |
|---|---|---|---|
| Camera Functions (5th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | CUBOT X30 has better front camera resolution than Realme C21. |
| Lens Aperture (Front) | F/2.2 | - | |
| 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 recognition | - | Realme C21 has face detection. |
| BATTERY AND CHARGING | Realme C21 | CUBOT X30 |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 4200 mAh | Realme C21 has larger battery capacity than CUBOT X30. |
|---|---|---|---|
| Standby Time | - | 350 hours | |
| Talk Time | - | 1080 minutes | |
| Run Time Details | - | Standby: up to 350 hrs Gaming: up to 10 hrs Playback (audio): up to 28 hrs Playback (video): up to 10 hrs Talk: up to 1080 min |
| CELLULAR | Realme C21 | CUBOT X30 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 10 | Android 10 | |
| User Interface | Realme UI | - | |
| Payment Technology | - | Google Pay | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS |
| COMMUNICATIONS | Realme C21 | CUBOT X30 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 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 8 | |
| 3G UMTS Frequency | 2100, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 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 38, Band 40, Band 41, 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, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.2 | |
| NFC | - | Yes | CUBOT X30 has NFC reader for mobile payments. |
| MEDIA | Realme C21 | CUBOT X30 |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio) | |
|---|---|---|---|
| Supported Digital Video Standards | - | AVI, MOV, MPEG-4, 3GP |
| FEATURES | Realme C21 | CUBOT X30 |
|---|
| 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, proximity sensor, magnetometer, light sensor | Accelerometer, proximity sensor, magnetometer, light sensor, gyroscope | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face ID | |
| Additional Phone Features | Super power saving mode, HyperEngine technology, Reverse charging | AI power management |
| OTHERS | Realme C21 | CUBOT X30 |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | Power adapter, SIM card removal tool, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland | - |
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