Realme P4x vs Xiaomi Redmi Note 9 Pro Max 128gb

Key Specs

Battery
-	5020 mAh
Display
-	6.67 inches (16.94 cm)
Front Camera
-	32 MP
Processor
-	Qualcomm Snapdragon 720G
RAM
-	6 GB
Rear Camera
-	64 MP + 8 MP + 5 MP + 2 MP

Audio

Audio Features
Hi-Res audio certification	-
Audio Jack
3.5mm headphone jack	-
Loudspeaker
Yes	-
Stereo Speakers
Yes	-

Battery

Capacity
7000mAh	5020 mAh
Quick Charging
45W wired fast charging	Yes, Fast, 33W: 50 % in 30 minutes
Removable
No	No
Standby Time
-	Up to 492 Hours(2G)
Standby time
-	Up to 492 Hours(2G)
Type
-	Li-Polymer
USB Type-C
Yes	Yes

Camera

Flash
Yes	-
Front Camera
8MP	-
Rear Camera
50MP + 2MP	-

Design

Build Material
-	Back: Gorilla Glass
Colours
Matte Silver, Elegant Pink, Lake Green	Aurora Blue , Glacier White, Interstellar Black, Champagne Gold
Height
-	165.5 mm
Thickness
-	8.8 mm
Water Resistance
IP64-rated	-
Waterproof
-	Yes, Splash proof
Weight
-	209 grams
Width
-	76.6 mm

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Display

Aspect Ratio
-	20:9
Bezel-less display
-	Yes with punch-hole display
Brightness
1000 nits	450 nits
Display Type
LCD	IPS LCD
HDR / Ultra HDR
Full-HD	-
Pixel Density
-	395 ppi
Refresh Rate
144Hz	60 Hz
Resolution
-	1080x2400 px (FHD+)
Screen Protection
-	Corning Gorilla Glass v5
Screen Size
6.72 inch	6.67 inches (16.94 cm)
Screen to Body Ratio (calculated)
-	84.73 %
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
-	Single
Resolution
-	32 MP, Primary Camera(1.6µm pixel size)
Video Recording
-	1920x1080 @ 30 fps 1280x720 @ 30 fps

General

Brand
Realme	Xiaomi
Custom UI
Realme UI 6.0	MIUI
Launch Date
December 4, 2025	May 11, 2020 (Official)
Model
P4x	-
Operating System
Android 15	Android v10 (Q)

Main Camera

Autofocus
-	Yes, Phase Detection autofocus
Camera Features
-	10 x Digital Zoom Auto Flash Custom Watermark Face detection Touch to focus
Camera Setup
-	Quad
Flash
-	Yes, LED Flash
Image Resolution
-	9000 x 7000 Pixels
Resolution
-	64 MP f/1.89, Primary Camera(1.7" sensor size, 1.6µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(1.12µm pixel size)5 MP, Macro Camera(1.12µm pixel size)2 MP, Depth Camera(1.75µm pixel size)
Sensor
-	S5KGW1, CMOS image sensor, ISO-CELL, ISOCELL Plus
Settings
-	Exposure compensation
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR) Burst mode
Video Recording
-	3840x2160 @ 30 fps 1920x1080 @ 60 fps 1280x720 @ 960 fps
Video Recording Features
-	Slo-motion Movie Frame Video Pro Mode

Multimedia

Audio Jack
-	3.5 mm
Loudspeaker
-	Yes

Network & Connectivity

Bluetooth
Yes	Yes, v5.0
GPS
-	Yes with A-GPS, Glonass
NFC
-	No
Network Support
5G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
-	Head: 0.880 W/kg, Body: 0.475 W/kg
SIM 1
-	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
-	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
-	SIM1: Nano, SIM2: Nano
SIM Slot(s)
-	Dual SIM, GSM+GSM
USB Connectivity
-	Mass storage device, USB charging
VoLTE
Yes, 4G LTE	Yes
Wi-Fi
Yes	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac), MIMO
Wi-Fi Calling
-	Yes
Wi-Fi Features
-	Wi-Fi Direct, Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
-	Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)
Chipset
-	Qualcomm Snapdragon 720G
Fabrication
-	8 nm
Graphics
-	Adreno 618
Processor
MediaTek Dimensity 7400 Ultra	-
Processor Fabrication
6nm	-
RAM
8GB	6 GB
RAM Type
-	LPDDR4X
RAM type
-	LPDDR4X

Sensors

Fingerprint Sensor
side-mounted fingerprint sensor	Yes
Fingerprint Sensor Position
-	Side
Other Sensors
-	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Storage

Expandable Memory
expandable up to 2TB via microSD	Yes, Up to 512 GB
Internal Memory
256GB	128 GB
Storage Type
UFS 4.1	UFS 2.1
USB OTG
-	Yes