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Findprix helps you compare the Realme P4x (8GB RAM + 256GB) and Realme 15x (8GB RAM + 128GB) in terms of price, specifications, user reviews, and more. Realme P4x (8GB RAM + 256GB) is expected to launch in India on December 10, 2025, with a starting price of ₹19,499 Realme 15x (8GB RAM + 128GB) is priced at ₹19,499. Here's a quick comparison.
| Key Highlights | Realme P4x (8GB RAM + 256GB) | Realme 15x (8GB RAM + 128GB) |
|---|---|---|
| Processor | MediaTek Dimensity 7400 Ultra | 4 nm | MediaTek Dimensity 6300 | 6 nm |
| RAM | 8GB | LPDDR4X | 8GB | LPDDR4X |
| Storage | 256GB | UFS 3.1 | 128GB | UFS 2.2 |
| Display | 6.72 inches | FHD+ | 6.8 inches | HD+ |
| Front Camera | 8MP | 50MP |
| Rear Camera | 50MP + 2MP | 50MP |
| Battery | 7000 mAh | 45W | 7000 mAh | 60W |
| OS | Android 15 | Android 15 |
Overview
| Launch Date | December 10, 2025 | October 1, 2025 |
|---|---|---|
| Processor | MediaTek Dimensity 7400 Ultra | 4 nm | MediaTek Dimensity 6300 | 6 nm |
| RAM | 8GB | LPDDR4X | 8GB | LPDDR4X |
| Storage | 256GB | UFS 3.1 | 128GB | UFS 2.2 |
| Display | 6.72 inches | FHD+ | 6.8 inches | HD+ |
| Front Camera | 8MP | 50MP |
| Rear Camera | 50MP + 2MP | 50MP |
| Battery | 7000 mAh | 45W | 7000 mAh | 60W |
| OS | Android 15 | Android 15 |
| User Ratings | N/A | 4.3/5 (2.4K Ratings) |
Price List
 | N/A | ₹19,499 |
|---|---|---|
 | N/A | ₹19,499 |
General
| Device Type | Smartphone | Smartphone |
|---|---|---|
| Operating System | Android 15 | Android 15 |
| OS Updates | 2 Years | -- |
| Security Updates | 3 Years | -- |
| Custom UI | ColorOS | Realme UI |
Design
| Dimensions | 166 x 76 x 8.39 mm | 166.07 x 77.93 x 8.28 mm |
|---|---|---|
| Weight | 208 g | 212 g |
| Water Resistance | Yes, IP64 | Yes, IP68, IP69 (up to 2m for 30 min) |
| Dust Resistance | Yes | -- |
| Build Material | Back: Glass, Plastic | -- |
| Durability | MIL-STD-810H compliant, Drop tested up to 1.5m | MIL-STD-810H compliant, Drop tested up to 2m |
| Colours | Matte Silver, Elegant Pink, Lake Green | Aqua Blue, Marine Blue, Maroon Red |
| Features | -- | MIL-STD-810H, Customizable RGB LEDs on the back |
Display
| Touch Screen | Yes | Yes |
|---|---|---|
| Touch Sampling Rate | -- | 180 Hz |
| Display Type | LCD | IPS LCD |
| Peak Brightness | 1000 nits | 1200 nits |
| Refresh Rate | 144 Hz | 144 Hz |
| Screen Size | 6.72 inches (17.07 cm), Full HD+ | 6.8 inches (17.27 cm), HD+ |
| Screen Resolution | 1080 x 2400 pixels | 720 x 1570 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| Screen-to-Body Ratio | ~91.4% | ~90.4% |
| Pixel Density | ~391 ppi | ~254 ppi |
| Screen Protection | Yes | -- |
Rear Camera
| Camera Setup | Dual | Single |
|---|---|---|
| Primary | 50 MP (wide) 76° FoV, f/1.8 aperture, 27mm focal length, 1/2.88″ sensor size, 0.61µm pixel size upto 10x Digital Zoom PDAF | 50 MP (wide) 76° FoV, f/1.8 aperture, 28mm focal length, 1/2.88″ sensor size, 0.61µm pixel size PDAF |
| Secondary | 2 MP (mono) f/2.4 aperture, 1/5.1″ sensor size, 1.75µm pixel size | -- |
| OIS | No | -- |
| Autofocus | Yes, PDAF | Yes, PDAF |
| Sensor | OmniVision OV50D40 | Sony IMX852 |
| Flash | Yes, LED | Yes, LED |
| Video Recording | 2160p @ 30 fps, 1080p @ 120 fps | 1080p @ 30 fps |
Front Camera
| Camera Setup | Single | Single |
|---|---|---|
| Primary | 8 MP (wide) f/2.0 aperture, 1/4.0″ sensor size, 1.12µm pixel size | 50 MP (wide) f/2.4 aperture, 22mm focal length, 1/2.88″ sensor size |
| Sensor | -- | OmniVision OV50D40 |
| Video Recording | 1080p @ 30 fps, 720p @ 30 fps | 720p @ 30 fps |
Performance
| RAM | 8 GB | 8 GB |
|---|---|---|
| RAM Type | LPDDR4X | LPDDR4X |
| Chipset | MediaTek Dimensity 7400 Ultra | MediaTek Dimensity 6300 |
| Fabrication | 4 nm | 6 nm |
| GPU | Mali-G615 MC2 | Mali-G57 MC2 |
| CPU | Octa core 4x Cortex A78 @ 2.6 GHz 4x Cortex A55 @ 2 GHz | Octa core 2x Cortex A76 @ 2.4 GHz 6x Cortex A55 @ 2 GHz |
Gaming
| FPS | 120 FPS | -- |
|---|---|---|
| Cooling System | Yes, Vapor Chamber | -- |
| Cooling Area | 5300 mm² | -- |
Storage
| Internal Storage | 256 GB | 128 GB |
|---|---|---|
| Storage Type | UFS 3.1 | UFS 2.2 |
| Memory Card Slot | Yes, up to 2 TB | Yes |
Battery
| Battery | 7000 mAh | 7000 mAh |
|---|---|---|
| Battery Type | Li-Polymer | -- |
| Wired Charging Speed | 45W | 60W Super VOOC |
| Wired Charging Time | 100% charge in ~90 minutes | -- |
| Bypass Charging | Yes | -- |
Network
| SIM | SIM 1: Nano SIM 2: Nano | SIM 1: Nano SIM 2: Nano (Hybrid slot) |
|---|---|---|
| Network Support | 5G, 4G, 3G, 2G | 5G, 4G, 3G, 2G |
| 5G Bands | n1, n3, n5, n8, n28, n40, n41, n77, n78 | n1, n3, n5, n8, n28, n40, n41, n77, n78 |
| 4G Bands | B1, B3, B5, B8, B28, B40, B41 | B1, B3, B5, B8, B28, B40, B41 |
| Navigation Support | GPS, Glonass, Galileo, BDS, QZSS | GPS, Glonass, Beidou, Galileo, QZSS |
| SAR | Head: 1.180 W/kg Body: 0.720 W/kg | -- |
Connectivity
| Bluetooth | Yes, v5.4 | Yes, v5.3 |
|---|---|---|
| Wi-Fi | Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) | Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) |
| USB | USB Type-C | USB Type-C 2.0, OTG |
| NFC | No | No |
Features
| Audio Jack | Yes, USB Type-C | Yes, USB Type-C |
|---|---|---|
| Loud Speaker | Yes | Yes |
| Stereo Speakers | Yes | -- |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Sensors | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope | Light sensor, Proximity sensor, Accelerometer, Compass |
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