Realme P3x 5G (8GB RAM + 128GB) vs Xiaomi Redmi 15 5G

Here you can compare Realme P3x 5G (8GB RAM + 128GB) and Xiaomi Redmi 15 5G. Comparing Realme P3x 5G (8GB RAM + 128GB) vs Xiaomi Redmi 15 5G on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme P3x 5G (8GB RAM + 128GB) stands against Xiaomi Redmi 15 5G and which one should you buy The current lowest price found for Realme P3x 5G (8GB RAM + 128GB) is ₹13,192 and for Xiaomi Redmi 15 5G is ₹14,998. The details of both of these products were last updated on Nov 26, 2025.

Specification	Realme P3x 5G (8GB RAM + 128GB)	Xiaomi Redmi 15 5G
CPU	2.5 GHz, Octa Core Processor	2.3 GHz, Octa Core Processor
Battery	6000 mAh	7000 mAh, Si-C EV-Grade Technology
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/1.75 (Wide Angle)
Display	6.72 inches, 1080 x 2400 pixels, 120 Hz	6.9 inches, 1080 x 2340 pixels, 144 Hz
OS	Android v15	Android v15
Price	₹13,192	₹14,998

Realme P3x 5G (8GB RAM + 128GB)₹13,1925%

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Xiaomi Redmi 15 5G₹14,998

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Realme P3x 5G (8GB RAM + 128GB)₹13,1925%

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Xiaomi Redmi 15 5G₹14,998

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Overview

Specs Score	79 / 100 Better Specs	77 / 100
Display Resolution	1080 x 2400 pixels Better Resolution	1080 x 2340 pixels
Screen To Body Ratio	~ 92.65% Less Bezels	~ 83.2%
RAM	8 GB More RAM	6 GB
CPU Clock Speed	2.5 GHz Faster Clock Speed	2.3 GHz
Weight	197 g Lighter	217 g
Thickness	7.94 mm Slimmer	8.4 mm
Battery	6000 mAh	7000 mAh Bigger Battery
Unique Features	No Water Resistant No	FM Radio No IR Blaster

General

Model	RMX3944	15 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		2 years
Security Updates		4 years
Release Date	February 18, 2025	August 01, 2025
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 * 1, Adapter * 1, USB Type-C cable * 1, SIM Eject Tool * 1, Quick Start Guide, & Warranty Card * 1, Safety Information * 1

Design

Dimensions	76.22 x 165.7 x 7.94 mm	80.45 x 168.48 x 8.4 mm
Weight	197 g	217 g
Bezel less	No
Colors	Midnight Blue, Stellar Pink, and Lunar Silver	Sandy Purple, Frosted White, Midnight Black

Display

Type	Color LCD Screen (1B Colors)	Color IPS Screen (16M Colors)
Touch	Yes, 180 Hz Touch Sampling Rate	Yes, 288 Hz Touch Sampling Rate
Size	6.72 inches, 1080 x 2400 pixels, 120 Hz	6.9 inches, 1080 x 2340 pixels, 144 Hz
Aspect Ratio	20:9	20.6:9
PPI	~ 392 PPI	~ 374 PPI
Screen to Body Ratio	~ 92.65%	~ 83.2%
Glass Type	Armorshell Glass
Brightness		850nits Peak Brightness
Features	Brightness: 580nit (Typical), 690nit (HBM), Colour Gamut: 82% NTSC, Contrast Ratio: 1500: 1, Brightness Adjustment: 4096 Level,,Peak Brightness：950nit	TÜV Rheinland Circadian Friendly, TÜV Rheinland flicker free, TÜV Rheinland Low Blue light
Notch	Yes, Punch Hole	Yes, Punch Hole

Memory

RAM	8 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: 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	Support 2.4/5GHz Wi-Fi, Support 802.11 a/b/g/n/ac
Bluetooth	Yes, v5.3	Yes, v5.1, A2DP, LE
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)	Yes, with A-GPS, 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, Proximity Sensor (Virtual), E Compass, Accelerometer
AI Features		Circle to Search, Gemini AI, AI Erase
Water Resistance	Yes
Splash Resistant		Yes
IP Rating	IP69	IP64
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	Hydro Touch

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/1.75 (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/2.2 (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 6400	Qualcomm Snapdragon 6s Gen3
CPU	2.5 GHz, Octa Core Processor	2.3 GHz, Octa Core Processor
Core Details		2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55
GPU	Mali-G615 MC2	Adreno 619
Java	No	No
Browser	Yes	Yes, supports HTML5

Multimedia

Email	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		Bottom Firing Loud Speaker
Audio Features		Dolby Certified, 200% Super Volume
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	6000 mAh	7000 mAh, Si-C EV-Grade Technology
Fast Charging	Yes, 45W	Yes, 33W
Reverse Charging	Yes, 5W	Yes, 18W
Video Playback Time	49 hours

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