Realme P3x 5G vs Xiaomi Redmi 12 5G (6GB RAM + 128GB)
Here you can compare Realme P3x 5G and Xiaomi Redmi 12 5G (6GB RAM + 128GB). Comparing Realme P3x 5G vs Xiaomi Redmi 12 5G (6GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme P3x 5G stands against Xiaomi Redmi 12 5G (6GB RAM + 128GB) and which one should you buy The current lowest price found for Realme P3x 5G is ₹11,899 and for Xiaomi Redmi 12 5G (6GB RAM + 128GB) is ₹12,494. The details of both of these products were last updated on Nov 22, 2025.
| Specification | Realme P3x 5G | Xiaomi Redmi 12 5G (6GB RAM + 128GB) |
|---|---|---|
| RAM | 6 GB | 6 GB |
| 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 | 50 MP ƒ/1.8 (Wide Angle) PDAF 2 MP ƒ/2.4 (Macro) |
| Battery | 6000 mAh | 5000 mAh, Li-Po Battery |
| Display | 6.72 inches, 1080 x 2400 pixels, 120 Hz | 6.79 inches, 1080 x 2460 pixels, 90 Hz |
| CPU | 2.5 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Price | ₹11,899 | ₹12,494 |
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Overview
| Specs Score | 76 / 100 Better Specs | 75 / 100 |
| Display Resolution | 1080 x 2400 pixels | 1080 x 2460 pixels Better Resolution |
| CPU Clock Speed | 2.5 GHz Faster Clock Speed | 2.2 GHz |
| Battery | 6000 mAh Bigger Battery | 5000 mAh |
| Unique Features | No Water Resistant Reverse Charging No | 3.5mm Audio Jack No No IR Blaster |
General
| Model | RMX3944 | 12 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 SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | February 18, 2025 | August 01, 2023 |
| 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, |
Design
| Dimensions | 76.22 x 165.7 x 7.94 mm | 76.28 x 168.6 x 8.17 mm |
| Weight | 197 g | 199 g |
| Bezel less | No | |
| Colors | Midnight Blue, Stellar Pink, and Lunar Silver | Moonstone Sliver, Pastel Blue, Jade Black |
Display
| Type | Color LCD Screen (1B Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.72 inches, 1080 x 2400 pixels, 120 Hz | 6.79 inches, 1080 x 2460 pixels, 90 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 392 PPI | ~ 396 PPI |
| Screen to Body Ratio | ~ 92.65% | ~ 91% |
| Glass Type | Armorshell Glass | Corning Gorilla Glass 3 |
| Features | Brightness: 580nit (Typical), 690nit (HBM), Colour Gamut: 82% NTSC, Contrast Ratio: 1500: 1, Brightness Adjustment: 4096 Level,,Peak Brightness：950nit | Brightness: 450 nits (typ.) |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 6 GB | 6 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| 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: n1/n3/n5/n8/n28/n40/n78, NSA: n1/n3/n8/n40/n78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| 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 | Wi-Fi: 802.11 a/b/g/n/ac，2.4G/5G |
| Bluetooth | Yes, v5.3 | Yes, v5.3, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go |
| IR Blaster | No | Yes |
Extra
| GPS | Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1), QZSS(L1) | Yes, with AGPS, GLONASS, BeiDou |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Gyroscope | Ambient Light Sensor, E Compass, Accelerometer, IR Blaster |
| 3.5mm Headphone Jack | Yes | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP69 | IP53 |
| 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 | Premium Glass Back, MIUI Dialer, LPDDR4X RAM, Bottom firing loudspeaker |
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 | 50 MP ƒ/1.8 (Wide Angle) PDAF 2 MP ƒ/2.4 (Macro) |
| 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 | Night, Video, 50MP mode, Google Lens, HDR, Google lens, Voice shutter, Tilt-shift, Timed burst, 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 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v13 |
| Custom UI | Realme UI 6 | MIUI 14 |
| Chipset | Mediatek Dimensity 6400 | Qualcomm Snapdragon 4 Gen2 |
| CPU | 2.5 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | |
| GPU | Mali-G615 MC2 | Adreno GPU |
| Java | No | No |
| Browser | Yes | Yes |
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 | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W | Yes, 18W |
| Reverse Charging | Yes, 5W | |
| Video Playback Time | 49 hours |
Discuss
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