Realme C100x vs Realme P4x 5G (8GB RAM + 256GB)
Quick Comparison
Realme P4x 5G (8GB RAM + 256GB) has better RAM than Realme C100x. In terms of display resolution, Realme P4x 5G (8GB RAM + 256GB) has better resolution of 2400 x 1080 than Realme C100x which has resolution of 1570 x 720. Realme P4x 5G (8GB RAM + 256GB) has more internal memory than Realme C100x
| Name | Realme C100x | Realme P4x 5G (8GB RAM + 256GB) |
| RAM | 4 GB | 8 GB |
|---|---|---|
| Display | 6.81 in | 6.72 in |
| Internal Memory | 64 GB | 256 GB |
| Battery | 8000 mAh | 7000 mAh |
| Camera | 50 MP | 50 MP + 2 MP Dual |
| Price | Rs. 14999 | Rs. 20499 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is May 07, 2026. The cost of Realme C100x is Rs. 14999. The launch Date of the second phone is December 04, 2025. The cost of Realme P4x 5G (8GB RAM + 256GB) is Rs. 20499.
Display comparison
Realme C100x has larger screen size of 6.81 inches in comparison to Realme P4x 5G (8GB RAM + 256GB)'s 6.72 inch screen. There is LCD Screen Type in both the phones. Realme P4x 5G (8GB RAM + 256GB) has display density of 391 PPI & Realme C100x has only 254 PPI display density. In terms of screen to body ratio, Realme P4x 5G (8GB RAM + 256GB) has better screen to body ratio of ~ 91.4% than Realme C100x's ~ 90.4%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Realme P4x 5G (8GB RAM + 256GB)'s larger 8 GB RAM is better for playing games and all with respect to Realme C100x's lower 4 GB RAM. Realme P4x 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Realme C100x (64 GB).
Camera comparison
They both have the same 50 MP Rear Camera. Realme P4x 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to Realme C100x's 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 15 version.
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Full Comparison
| Name | Realme C100x | Realme P4x 5G (8GB RAM + 256GB) |
| General | ||
| Model | RMX5366, C100x | RMX5108 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | |
| Security Updates | 3 years | |
| Release Date | May 07, 2026 | December 04, 2025 |
| In The Box | Phone x 1, Charger x 1, USB Data Cable x 1, SIM Ejector Tool x 1, Quick Guide x 1, Safety Guide x 1, Protective Case x 1 | 1 x Handset, 1 x Charger, 1 x USB data cable, 1 x SIM Ejector Tool, 1 x Protective Case, 1 x Quick Guide |
| Design | ||
| Dimensions | 78.2 x 166.48 x 8.78 mm | 75.95 x 165.85 x 8.39 mm |
| Weight | 219 g | 208 g |
| Bezel less | No | No |
| Colors | Golden Coast, Deepblue Tides | Matte Sliver, Elegant Pink, Lake Green |
| Display | ||
| Type | Color LCD Screen (16.7M) | Color LCD Screen (1B Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.81 inches, 720 x 1570 pixels, 120 Hz | 6.72 inches, 1080 x 2400 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 254 PPI | ~ 391 PPI |
| Screen to Body Ratio | ~ 90.4% | ~ 91.4% |
| Glass Type | Panda@MN228 | |
| Brightness | Normal brightness: 700 nits(Typical) HBM: 900 nits(Typical) | 1000nits Sunlight Display |
| Color Gamut | NTSC 83% | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 8 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 10 GB Extra Virtual RAM |
| Storage | 64 GB | 256 GB |
| Storage Type | eMMC 5.1 | UFS 3.1 |
| Card Slot | Yes | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | No | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11ac) Supported 802.11a/b/g/n Supported Wi-Fi Display Supported WLAN Tethering Supported | Wi-Fi 6 (802.11ax) Supported |
| Bluetooth | Yes, v5.2, SBC, AAC, LDAC | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | No | |
| Performance | ||
| AnTuTu Score | 1,001,028 (Total) (v11) 353,428 (CPU) 149,704 (GPU) 210,954 (Memory) 286,942 (UX) | |
| Geekbench Score | 2,971 (Multi Core) (v6) 1,045 (Single Core) 3,047 (OpenCL) 2,930 (Vulkan) | |
| Extra | ||
| GPS | GPS(L1), GLONASS(G1), BDS(B1C), Galileo(E1) | GNSS: SIngle band: BeiDou, GPS, GLONASS,Galileo,QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity sensor, Ambient light sensor, E-compass, Accelerometer, Gyroscope | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Gyroscope |
| 3.5mm Headphone Jack | Yes | |
| Gaming Features | 60FPS Smooth Gaming Experience | |
| AI Features | AI Netpilot, Next Ai, Ai Editor, One-Press Access to Gemini, Circle to Search, AI Outdoor Mode | AI Image Editing, NEXT AI, AI Text Scanner, Circle to Search, AI Smart Loop, AI Recording Summary |
| Splash Resistant | Yes | Yes |
| IP Rating | IP64 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Military-Grade Shock Resistance | Bypass Charging, 5300mm² VC FrostCore Cooling System |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 50MP; f/1.8; FOV 76°; 5P lens; AF Supported | 50 MP (Wide Angle) 2 MP |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, PRO, Panorama, SLO-MO, Dual-view video, TIME-LAPSE, STICKER, Hypertext, HI-RES, GOOGLE LEN, Video: 1080P@30 fps, 720P@30 fps Support video zoom shooting Time lapse photography: 1080P@30fps, 720P@30 fps Slow motion: 720P@120fps Support multi-scene video shooting:720p@30fps | Photo, Video, Portrait, Night, Panorama, Cinematic, SLO-MO, Long Exposure, Dual-view video, TIME-LAPSE, HI-RES, Google Lens, PRO, Hypertext, Scan, DOC SCANNER, TILT-SHIFT |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 4K @ 30 fps UHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 f/2.2; FOV 77°; 3P lens | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v15 |
| Custom UI | Realme UI 7 | Realme UI 6 |
| Chipset | Unisoc T7250 | Mediatek Dimensity 7400 Ultra |
| CPU | 1.8 GHz, Octa Core Processor | 2.6 GHz, Octa Core Processor |
| Core Details | 4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | |
| GPU | Arm Mali-G57@850MHz | Mali-G615 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Audio Features | 400% Volume | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 8000 mAh | 7000 mAh |
| Fast Charging | Yes, 45W SUPERVOOC Charge | Yes, 45W Ultra Charge |
| Reverse Charging | Yes | Yes, 5W |
| Bypass Charging | Yes | |