Realme P3x 5G vs Xiaomi Redmi 15A 5G (6GB RAM + 128GB)
Quick Comparison
Both Realme P3x 5G and Xiaomi Redmi 15A 5G (6GB RAM + 128GB) comes with same RAM. In terms of display resolution, Realme P3x 5G has better resolution of 2400 x 1080 than Xiaomi Redmi 15A 5G (6GB RAM + 128GB) which has resolution of 1600 x 720. Both have the same amount of internal memory.
| Name | Realme P3x 5G | Xiaomi Redmi 15A 5G (6GB RAM + 128GB) |
| RAM | 6 GB | 6 GB |
|---|---|---|
| Display | 6.72 in | 6.9 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6000 mAh | 6300 mAh |
| Camera | 50 MP + 2 MP Dual | 32 MP |
| Price | Rs. 12999 | Rs. 16400 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is February 18, 2025. The cost of Realme P3x 5G is Rs. 12999. The launch Date of the second phone is March 27, 2026. The cost of Xiaomi Redmi 15A 5G (6GB RAM + 128GB) is Rs. 16400.
Display comparison
Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has larger screen size of 6.9 inches in comparison to Realme P3x 5G's 6.72 inch screen. Realme P3x 5G has LCD Screen type where as Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has IPS Screen type. Realme's phone has display density of 392 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 ~ 92.65% than Xiaomi's phone ~ 83%. Realme P3x 5G has 20:9 aspect ratio where as Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has 20.6:9 aspect ratio.
Memory comparison
Both phones come with 6 GB RAM and both have same Internal Memory of 128 GB.
Camera comparison
Realme P3x 5G's 50 MP + 2 MP Dual Rear Camera outshines Xiaomi Redmi 15A 5G (6GB RAM + 128GB)'s 32 MP Rear Camera in terms of resolution. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 16 version.
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Full Comparison
| Name | Realme P3x 5G | Xiaomi Redmi 15A 5G (6GB RAM + 128GB) |
| General | ||
| Model | RMX3944 | 15A 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 4 years | |
| Security Updates | 6 years | |
| Release Date | February 18, 2025 | March 27, 2026 |
| In The Box | 1 Realme p3x 5G, 1 USB Type-C Cable, 1 45W Adapter, 1 Protect Case, 1 SIM Card Needle, 1 Screen Protect Film, 1 Quick Guide, | Mobile Phone, Adapter, USB Type-C cable, SIM Eject Tool, Quick Start Guide & Warranty Card |
| Design | ||
| Dimensions | 76.22 x 165.7 x 7.94 mm | 79.47 x 171.56 x 8.15 mm |
| Weight | 197 g | 210 g |
| Bezel less | No | |
| Colors | Midnight Blue, Stellar Pink, and Lunar Silver | Awesome Blue, Amaze Purple, Ace Black |
| Display | ||
| Type | Color LCD Screen (1B Colors) | Color IPS Screen (1.07Mn Colours) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.72 inches, 1080 x 2400 pixels, 120 Hz | 6.9 inches, 720 x 1600 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.6:9 |
| PPI | ~ 392 PPI | ~ 254 PPI |
| Screen to Body Ratio | ~ 92.65% | ~ 83% |
| Glass Type | Armorshell Glass | |
| Brightness | 800nit Peak Brightness | |
| Features | Brightness: 580nit (Typical), 690nit (HBM), Colour Gamut: 82% NTSC, Contrast Ratio: 1500: 1, Brightness Adjustment: 4096 Level,,Peak Brightness：950nit | TÜV flicker-free certification, TÜV Circadian Friendly. TÜV low blue light |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot) | Yes, (Hybrid Slot), upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NR: n1/3/5/8/28B/40/41/77/78 | SA/NSA: n1/3/5/8/28/40/41/78 |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 2.4/5GHz Wi-Fi, Support 802.11 a/b/g/n/ac | 802.11a/b/g/n/ac |
| Bluetooth | Yes, v5.3 | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| IR Blaster | No | Yes |
| Extra | ||
| GPS | Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1), QZSS(L1) | GPS/AGPS, Glonass,Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Gyroscope | Ambient Light Sensor, Proximity Sensor (Virtual), E Compass, Accelerometer |
| AI Features | Google Gemini | Circle To Search | Xiaomi Interconnectivity | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP69 | IP52 |
| Dust Resistant | Yes | Yes |
| Extra Features | Premium Vegan Leather Design, AI Clear Face, 200% Super Volume Mode, Military Grade Shock Resistance,Super Linear Speaker Supports, OReality Audio Effect, Dual-mic Noise Cancellation, Hi-Res Audio Certification, Up to 18GB Dynamic RAM | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) OMNIVISION OV50D, Resolution 8192*6144, Equivalent Focal Length: 27mm, FOV: 75.5°, Lens: 5P 2 MP ƒ/2.4 (Depth Sensor) Equivalent Focal Length：22mm, FOV：88.8°, Lens：3P | 32 MP ƒ/2 (Wide Angle) |
| Camera Sensor | OMNIVISION OV50D | |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Night View, Street Shot, Professional, Panorama, Portrait, Time-lapse Photography, Slow Motion, Hypertext, High Pixel, Axis Shift, Movie, Multi Scene Video, Underwater Camera, Night View, Video, Photo, Portrait, Panorama, Time-lapse Photography, Multi-scene Video | AI Sky, AI Erase, Classic Film Filters |
| Video Recording | 1080p @ 30 fps FHD, 4K @ 30 fps UHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | Realme UI 6 | HyperOS 3.0 |
| Chipset | Mediatek Dimensity 6400 | Unisoc T8300 |
| CPU | 2.5 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 2*A78 2.2Ghz + 6*A55 2.0GHz | |
| GPU | Mali-G615 MC2 | G57 950MHz |
| 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 | Bottom Firing Speaker with 200% Volume Boost | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh | 6300 mAh |
| Fast Charging | Yes, 45W | Yes, 33W |
| Reverse Charging | Yes, 5W | Yes, 15W |
| Reverse Wireless Charging | Yes, 7.5 | |
| Video Playback Time | 49 hours | |