Realme P4x 5G (8GB RAM + 256GB) vs Xiaomi Redmi 15C 5G (8GB RAM + 128GB)
Quick Comparison
Both Realme P4x 5G (8GB RAM + 256GB) and Xiaomi Redmi 15C 5G (8GB RAM + 128GB) comes with same RAM. In terms of display resolution, Realme P4x 5G (8GB RAM + 256GB) has better resolution of 2400 x 1080 than Xiaomi Redmi 15C 5G (8GB RAM + 128GB) which has resolution of 1600 x 720. Realme P4x 5G (8GB RAM + 256GB) has more internal memory than Xiaomi Redmi 15C 5G (8GB RAM + 128GB)
| Name | Realme P4x 5G (8GB RAM + 256GB) | Xiaomi Redmi 15C 5G (8GB RAM + 128GB) |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.72 in | 6.9 in |
| Internal Memory | 256 GB | 128 GB |
| Battery | 7000 mAh | 6000 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + Auxiliary lens Dual |
| Price | Rs. 19499 | Rs. 15499 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is December 04, 2025. The cost of Realme P4x 5G (8GB RAM + 256GB) is Rs. 19499. The launch Date of the second phone is December 03, 2025. The Expected cost of Xiaomi Redmi 15C 5G (8GB RAM + 128GB) is Rs. 15499.
Display comparison
Realme P4x 5G (8GB RAM + 256GB) has screen size of 6.72 inches which falls short to Xiaomi Redmi 15C 5G (8GB RAM + 128GB)'s 6.9 inch screen. Realme P4x 5G (8GB RAM + 256GB) has LCD Screen type where as Xiaomi Redmi 15C 5G (8GB RAM + 128GB) has IPS LCD Screen type. Realme's phone has display density of 391 PPI & Xiaomi's phone has only 254 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 91.4% than Xiaomi's phone ~ 82.1%. Realme P4x 5G (8GB RAM + 256GB) has 20:9 aspect ratio where as Xiaomi Redmi 15C 5G (8GB RAM + 128GB) has 20.6:9 aspect ratio.
Memory comparison
Both mobiles come with 8 GB RAM Realme P4x 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Xiaomi Redmi 15C 5G (8GB RAM + 128GB) (128 GB).
Camera comparison
They both have the same 50 MP + 2 MP Dual Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 15.
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Full Comparison
| Name | Realme P4x 5G (8GB RAM + 256GB) | Xiaomi Redmi 15C 5G (8GB RAM + 128GB) |
| General | ||
| Model | RMX5108 | 15C 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | 2 years |
| Security Updates | 3 years | 4 years |
| Release Date | December 04, 2025 | December 03, 2025 |
| In The Box | 1 x Handset, 1 x Charger, 1 x USB data cable, 1 x SIM Ejector Tool, 1 x Protective Case, 1 x Quick Guide | Dark Purple, Moonlight Blue, Midnight Black |
| Design | ||
| Dimensions | 79.47 x 171.56 x 7.99 mm | |
| Weight | 211 g | |
| Bezel less | No | |
| Colors | Matte Sliver, Elegant Pink, Lake Green | |
| Display | ||
| Type | Color LCD Screen (1B Colors) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.72 inches, 1080 x 2400 pixels, 144 Hz | 6.9 inches, 720 x 1600 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.6:9 |
| PPI | ~ 391 PPI | ~ 254 PPI |
| Screen to Body Ratio | ~ 91.4% | ~ 82.1% |
| Brightness | 1000nits Sunlight Display | 660 nits (typ), 810 nits HBM |
| Features | TÜV Rheinland Low Blue Light (Software Solution) Certified, TÜV Rheinland Circadian Friendly Certified, TÜV Rheinland Flicker Free Certified, Contrast ratio: 1200:1, Color gamut: 83% NTSC | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 8 GB | 8 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Expandable RAM | Upto 10 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 3.1 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot) | Yes, upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/n3/n5/n8/n28/n40/n78, NSA: n1/n3/n40/n78/n8 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi: 2.4GHz | 5GHz | |
| Bluetooth | Yes | Yes, v5.4, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| IR Blaster | No | No |
| Performance | ||
| AnTuTu Score | 780,000 (Total) (v10) | |
| Extra | ||
| GPS | Yes | GPS | Glonass | Galileo | Beidou |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Gyroscope | Virtual Proximity Sensor, Ambient Light Sensor Accelerometer, Electronic compass |
| 3.5mm Headphone Jack | Yes | |
| AI Features | AI Image Editing, NEXT AI, AI Text Scanner, Circle to Search, AI Smart Loop, AI Recording Summary | Gemini, Circle to Search |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP69 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Bypass Charging, 5300mm² VC FrostCore Cooling System | |
| Camera | ||
| Rear Camera | 50 MP (Wide Angle) 2 MP | 50 MP ƒ/1.8 (Wide Angle) (Auxiliary lens) |
| Auto Focus | Yes | Yes |
| Features | 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 | HDR Mode, Night Mode, Auto Night Mode, Portrait Mode, Time-lapse |
| Video Recording | 1080p @ 30 fps FHD, 4K @ 30 fps UHD | 1080p @ 30 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 8 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v15 |
| Custom UI | Realme UI 6 | HyperOS 2 |
| Chipset | Mediatek Dimensity 7400 Ultra | Mediatek Dimensity 6300 |
| CPU | Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | |
| GPU | Arm Mali-G57 MC2 | |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | Yes |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | Yes |
| FM Radio | No | Yes |
| Speaker Type | Dual Stereo | |
| Audio Features | 400% Volume | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W Ultra Charge | Yes, 33W |
| Reverse Charging | Yes, 5W | Yes |