Realme C63 | 
                                    
                                    
                                    
                                        
                                        Xiaomi Poco C75 | 
                                    
                                    
                                    
                                        
                                         
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| Build | OS | Android 14 OS | Android 14 OS | |
| UI | Realme UI 5.0 | HyperOS | ||
| Dimensions | 167.3 x 76.7 x 7.7 mm | 171.88 x 77.8 x 8.22 mm | ||
| Weight | 190 g | 204 g | ||
| SIM | Dual Sim, Dual Standby (Nano-SIM) | Nano-SIM + Nano-SIM | ||
| Colors | Leather Blue, Jade Green | Black, Green, Silver | ||
| Frequency | 2G Band | SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900  | 
                                                SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900  | 
                                                |
| 3G Band | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | ||
| 4G Band | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) | LTE | ||
| Processor | CPU | Octa-core (2 x 1.8 GHz Cortex-A75 + 6 x 1.8 GHz Cortex-A55) | Octa-core (2 x 2.0 GHz Cortex-A75 + 6 x 1.8 GHz Cortex-A55) | |
| Chipset | Unisoc Tiger T612 (12 nm) | MediaTek Helio G81-Ultra | ||
| GPU | Mali-G57 | Mali-G52 MP2 | ||
| Display | Technology | IPS LCD Capacitive Touchscreen, 16M Colors, Multitouch | IPS LCD Capacitive Touchscreen | |
| Size | 6.75 Inches | 6.88 Inches | ||
| Resolution | 720 x 1600 Pixels (~260 PPI) | 720 x 1640 Pixels (~260 PPI) | ||
| Extra Features | 90Hz, 560 nits (HBM) | 120Hz, 450 nits (typ), 600 nits (HBM) | ||
| Memory | Built-in | 128GB Built-in, 6GB RAM (+6GB Extended RAM) | 256GB Built-in, 8GB RAM, eMMC 5.1 | |
| Card | microSDXC (dedicated slot) | microSDXC (dedicated slot) | ||
| SMS | ||||
| Camera | Main | Dual Camera: 50 MP, f/1.8, (wide), 1/2.5", PDAF + Auxiliary lens, LED Flash | Dual Camera: 50 MP, f/1.8, 28mm (wide), PDAF + Auxiliary lens, LED Flash | |
| Features | panorama, Video (1080p@30fps) | Geo-tagging, touch focus, face detection, HDR, panorama, Video (1080p@30fps) | ||
| Front | 8 MP, f/2.0, (wide), 1/4.0", Video (720p@30fps) | 13 MP, f/2.0, HDR, Video (1080p@30fps) | ||
| Connectivity | WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band | |
| Bluetooth | v5.0 with A2DP, LE | v5.4 with A2DP, LE | ||
| GPS | Yes + A-GPS support, & GLONASS, BDS | A-GPS support & Glonass, BDS | ||
| Radio | FM Radio (Unspecified) | FM Radio with recording | ||
| USB | USB Type-C 2.0 | USB Type-C 2.0 | ||
| NFC | Yes | Yes | ||
| Data | GPRS, Edge, 3G HSPA, 4G LTE | 2G GSM, 3G HSPA, 4G LTE | ||
| Features | Sensors | Accelerometer, Gyro, Compass, Proximity, FingerPrint | Accelerometer, Compass, FingerPrint | |
| Audio | 3.5mm Audio Jack, Dual Speaker | 3.5mm Audio Jack, Speaker Phone | ||
| Browser | HTML5 | HTML5 | ||
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM | SMS(threaded view), MMS, Email, Push Mail, IM | ||
| Games | Built-in + Downloadable | Built-in + Downloadable | ||
| Torch | Yes | Yes | ||
| Extra | Glass front, plastic back or silicone polymer back (eco leather), plastic frame, IP54, dust and splash resistant, Photo/video editor, Document viewer | NFC, (market/region dependent), Glass front, plastic frame, glass back, Photo/video editor, Document viewer | ||
| Battery | Capacity | (Non removable), 5000 mAh | 5160 mAh | |
| Talktime | ||||
| - Fast charging 45W wired | - 18W wired, PD | |||
| Price | in Rupees | Rs. 34,999 | Rs. 31,999 | |
| in USD | $336 | $307 |