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Infinix Note 50x

Infinix Note 50x

Released: April 1, 2025

Unofficial Price৳ 24,490Variant: 8/128GB

Where to Buy

Display6.67"
CameraSingle 50 MP, f/1.6, (wide), PDAF
RAM6GB
Battery5500 mAh

The Infinix Note 50x emerges as a formidable mid-range contender, engineered specifically for students and everyday users who demand reliable daily performance without compromising on modern connectivity. Powered by the highly efficient 4nm Mediatek Dimensity 7300 Ultimate chipset and anchored by a massive 5500 mAh battery, this device delivers a compelling hardware package that prioritizes all-day endurance, smooth multitasking, and robust physical durability. Endurance-First Powertrain Housing a colossal 5500 mAh cell paired with 45W wired fast charging and intelligent bypass charging, the Note 50x is built to outlast demanding daily routines while minimizing downtime during power sessions. Smooth Visual Experience & Rugged Build The 6.67-inch IPS LCD panel pushes a fluid 120Hz refresh rate for crisp scrolling and casual gaming, all while meeting MIL-STD-810H military-grade standards and an IP64 rating to withstand daily drops and light moisture exposure. Versatile Photography & Immersive Audio Capture sharp 50 MP daytime shots and fluid slow-motion videos at up to 240 fps, complemented by dedicated stereo speakers and 24-bit/192kHz Hi-Res audio decoding for a complete entertainment setup. Who is this for? This smartphone is ideally suited for budget-conscious students, content consumers, and casual mobile gamers who need a dependable daily driver that balances long battery life, smooth 5G connectivity, and solid build quality. If you are looking for a reliable device that offers premium software longevity with a factory-install Android 15 and XOS 15 interface backed by up to two major OS updates, the Infinix Note 50x presents a highly competitive value proposition within its segment.

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Reasons to Buy

  • Massive 5500 mAh battery with 45W wired fast charging and bypass charging support
  • Fluid 120Hz IPS LCD display optimized for smooth scrolling and everyday responsiveness
  • Modern Android 15 with XOS 15 interface and guaranteed support for two major OS updates
  • MIL-STD-810H compliance and IP64 rating for enhanced daily durability
  • 4nm Dimensity 7300 Ultimate chipset delivering efficient performance and native 5G connectivity
  • Dedicated stereo speakers with 24-bit/192kHz Hi-Res audio decoding

Reasons to Avoid

  • HD+ (720p) display resolution limits overall sharpness and text clarity
  • Lack of NFC support and in-display fingerprint sensor restricts contactless payments and unlock convenience
  • USB Type-C 2.0 interface restricts high-speed data transfer rates
  • 8 MP front camera lacks optical image stabilization and advanced low-light processing

Full Specifications

Network

Technology
GSM / HSPA / LTE / 5G
2G Bands
GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 42, 66
5G Bands
1, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 71, 77, 78
Speed
HSPA, LTE, 5G

Launch

Announced
March 27, 2025
Status
Available

Body

Dimensions
165.4 x 76.4 x 8 mm
Weight
195.4 g
SIM
Nano-SIM + Nano-SIM
IP Rating
IP64
Other Features
RGB notification light (on the back), MIL-STD-810H compliant*

Display

Type
IPS LCD
Size
6.67 inches (~85% screen-to-body ratio, 107.4 cm²)
Resolution
720 x 1600 pixels (20:9 ratio) (~263 ppi density)
Refresh Rate
120 Hz
Brightness
560 nits (typ)

Platform

OS
Android 15 , XOS 15 (up to 2 major OS updates)
Chipset
Mediatek Dimensity 7300 Ultimate (4 nm)
CPU
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
Mali-G615 MC2

Memory

Card slot
microSDXC (uses shared SIM slot)
Internal
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Features
UFS 2.2

Main Camera

Modules
Single 50 MP, f/1.6, (wide), PDAF
Features
Dual-LED flash, HDR, panorama
Video
4K@30fps, 1080p@30/120/240fps

Selfie Camera

Modules
Single 8 MP, f/2.0, (wide)
Video
1440p@30fps, 1080p@30fps

Sound

Loudspeaker
Yes, with stereo speakers
3.5mm jack
No
Features
24-bit/192kHz Hi-Res audio

Connectivity

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
5.4, A2DP, LE
Positioning
GPS
NFC
No
Infrared port
Yes
Radio
FM radio
USB
USB Type-C 2.0, OTG

Features

Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Battery

Type
5500 mAh
Charging
45W wired, 10W reverse wired, Bypass Charging

Misc

Colors
Titanium Gray, Enchanted Purple, Sea Breeze Green, Sunset Spice Pink
Models
X6857B

Infinix Note 50x Review

The Infinix Note 50x emerges as a formidable mid-range contender, engineered specifically for students and everyday users who demand reliable daily performance without compromising on modern connectivity. Powered by the highly efficient 4nm Mediatek Dimensity 7300 Ultimate chipset and anchored by a massive 5500 mAh battery, this device delivers a compelling hardware package that prioritizes all-day endurance, smooth multitasking, and robust physical durability.

Endurance-First Powertrain Housing a colossal 5500 mAh cell paired with 45W wired fast charging and intelligent bypass charging, the Note 50x is built to outlast demanding daily routines while minimizing downtime during power sessions.

Smooth Visual Experience & Rugged Build The 6.67-inch IPS LCD panel pushes a fluid 120Hz refresh rate for crisp scrolling and casual gaming, all while meeting MIL-STD-810H military-grade standards and an IP64 rating to withstand daily drops and light moisture exposure.

Versatile Photography & Immersive Audio Capture sharp 50 MP daytime shots and fluid slow-motion videos at up to 240 fps, complemented by dedicated stereo speakers and 24-bit/192kHz Hi-Res audio decoding for a complete entertainment setup.

Who is this for? This smartphone is ideally suited for budget-conscious students, content consumers, and casual mobile gamers who need a dependable daily driver that balances long battery life, smooth 5G connectivity, and solid build quality. If you are looking for a reliable device that offers premium software longevity with a factory-install Android 15 and XOS 15 interface backed by up to two major OS updates, the Infinix Note 50x presents a highly competitive value proposition within its segment.

Frequently Asked Questions

The Infinix Note 50x is powered by the Mediatek Dimensity 7300 Ultimate chipset (4 nm). It features an Octa-core CPU with 4x2.5 GHz Cortex-A78 cores and 4x2.0 GHz Cortex-A55 cores, paired with a Mali-G615 MC2 GPU.

The phone has a 6.67-inch IPS LCD display with a resolution of 720 x 1600 pixels, a 20:9 aspect ratio, and a pixel density of 263 ppi. It supports a smooth 120Hz refresh rate and offers a typical brightness of 560 nits.

The main camera is a 50 MP sensor (f/1.6, wide, PDAF) that supports video recording up to 4K at 30fps and 1080p at up to 240fps. The front-facing selfie camera is an 8 MP sensor capable of recording 1080p video.

The Infinix Note 50x comes with a substantial 5500 mAh battery. It supports 45W wired fast charging and also includes 10W reverse wired charging and Bypass Charging functionality.

The device is available in three variants: 6GB RAM with 128GB storage, 8GB RAM with 128GB storage, and 8GB RAM with 256GB storage. It also supports expandable storage via a microSDXC card, which uses a shared SIM slot.

Yes, the Infinix Note 50x supports 5G connectivity. It includes a wide range of 5G bands, such as Band 1, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 71, 77, and 78, ensuring broad network compatibility.

The Infinix Note 50x ships with Android 15 and the XOS 15 user interface. Infinix has committed to providing up to 2 major OS updates for this model.