Infinix Note 4 Pro
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Display: 5.7" (1080x1920 pixels)
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Processor: MT6753
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Rear Camera: 13MP
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RAM: 2/3GB
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Storage: 16GB/32GB
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OS: Android 7.0
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Battery: 4500mAh
PROS
- Premium metallic unibody design
- Long-lasting 4500mAh battery with fast charging
- X-Pen stylus enhances productivity and creativity
- Full HD display with vibrant clarity
- Smooth multitasking performance with 3GB RAM
- Expandable storage for media and files
- Front fingerprint sensor with fast recognition
- Excellent value for money
CONS
- Not ideal for high-end gaming
- Low-light camera performance could be better
- Large size may feel bulky for small-handed users
- Stylus features not as advanced as flagship models
- Speaker output is adequate but not premium
Infinix Note 4 Pro Review – A Premium Mid-Range Powerhouse with Stylus Innovation
The year 2017 continues to reshape the smartphone market, especially in regions where affordability and performance must coexist without compromise. Among the strongest contenders stepping forward is the Infinix Note 4 Pro, a device designed by Infinix for users who desire long battery life, a premium build, a smooth display experience, and the added advantage of stylus functionality, something rarely seen at this price point during this era. As the upgraded variant of the popular Note 4, the Pro edition takes bold steps in design refinement, hardware enhancements, and productivity-centered tools that appeal to students, business professionals, digital creators, and tech-savvy everyday users.
From the moment you hold it, the Note 4 Pro reveals itself as a phone meant to feel superior to its category. The metallic unibody, polished curves, and confident structure make it stand out immediately. It feels like a device crafted for users who want more than plastic casings and basic aesthetics. The edges are smooth, the finish is sleek, and the handling comfort remains intact despite its generous screen size. In a market where mid-range phones often compromise on build materials, the Note 4 Pro rises above the norm and presents itself like a premium-class handset.
A Display Perfect for Media, Multitasking, and Stylus Interaction
The 5.7-inch Full HD display is a major highlight that defines the experience of using this device. Colors appear richer, text is sharper, and images are more vivid, making it ideal for watching videos, browsing social platforms, reading e-books, writing notes, and sketching with precision. The touchscreen sensitivity feels noticeably improved from previous Note series models, offering fluid fingers-on-screen engagement and smoother stylus responsiveness.
Whether under indoor lighting, shaded outdoor use, or direct sunlight, the display remains impressively viewable and maintains brightness balance. Users who enjoy consuming large-screen content without paying flagship prices find this display to be one of the most appealing advantages of the Infinix Note 4 Pro.
X-Pen Stylus, A New Wave of Productivity
One of the strongest differentiators of the Note 4 Pro is the addition of the X-Pen stylus, a tool that pushes the device into a productivity category previously dominated by much more expensive smartphones. The stylus feels comfortable to hold, accurate in tracking, and responsive enough for handwritten notes, diagrams, signatures, annotations, doodles, reminders, and quick commands. The ability to instantly activate note-taking when the pen is removed enhances workflow efficiency.
Students can take lecture notes, artists can sketch ideas, entrepreneurs can sign digital forms, and everyday users can mark up screenshots or jot quick shopping lists. The X-Pen doesn’t feel like a gimmick, rather, it expands the utility of the phone and makes it suitable for users who multitask creatively and professionally.
Performance Built for Everyday Demands
Powered by a 1.3GHz Octa-Core processor coupled with 3GB of RAM, the Infinix Note 4 Pro handles daily smartphone responsibilities with smooth reliability. Switching between apps feels responsive, scrolling is fluid, and multitasking remains steady without lag interruptions. Social apps, messaging platforms, streaming services, and browsing functions run efficiently.
While heavy gaming titles may not perform at the highest graphical setting, casual and mid-range games run smoothly enough to satisfy most users. The 32GB internal storage provides ample space for apps, media, and files, and those who need more storage capacity can take advantage of the microSD expansion support.
Overall, performance lives in the comfortable zone between practicality and capability, making the device suitable for both casual and productivity-driven usage patterns.
Battery Power That Goes Beyond the Day
Battery life has always been a defining strength of the Infinix Note lineup, and the Note 4 Pro stands proudly in that legacy with its impressive 4500mAh battery. For users who rely heavily on their phones, from communication to entertainment to productivity, battery life is a critical deciding factor, and the Note 4 Pro delivers exceptionally.
Even with consistent browsing, video playback, stylus usage, calls, and notifications throughout the day, the battery retains enough charge to last well into the night. Light and moderate users can comfortably stretch usage into a second day. The addition of X-Charge fast-charging technology means the device reaches usable battery levels quickly, saving time and reducing dependency on power outlets and power banks.
Travelers, field workers, social content consumers, and outdoor users will find the endurance of the Note 4 Pro to be one of its most valuable strengths.
Camera Capabilities for Everyday Photography
The 13MP rear camera on the Note 4 Pro provides commendable photo output for a mid-range device released in 2017. Colors appear natural, details are reasonably sharp, and daylight photography produces pleasing results. Indoors and low-light environments are handled adequately, though noise becomes more visible in darker conditions.
The 8MP front camera performs well for selfies and video calls, offering facial enhancement modes that refine appearance without making skin tones look artificial. Social media users will appreciate the balance of clarity, tone, and texture in captured images.
While the Note 4 Pro may not compete with flagship camera systems, it offers dependable performance suitable for memory capturing, documentation, casual photography, and online content sharing.
Software, User Experience, and Interface Intelligence
Running on XOS based on Android Nougat, the device delivers an enhanced user interface that feels more polished and intuitive than earlier software versions. Features such as:
- Split-screen multitasking
- Smart gestures
- Custom themes
- Quick shortcuts
- Battery optimization controls
…combine to enrich the usage experience. The system integrates seamlessly with the X-Pen tools, making the stylus feel like a native part of the interface rather than a bolted-on accessory.
Animations are smoother, transitions feel cohesive, and the interface remains stable under multitasking pressure. Users who enjoy personalization will appreciate the extensive theme and layout options.
Security and Convenience
The Note 4 Pro includes a front-mounted fingerprint sensor, which many users prefer because it remains accessible even when the phone is lying on a surface. Unlocking feels fast and accurate, and fingerprint authorization can also be used to secure apps and private content.
The placement is comfortable, the response is reliable, and the integration enhances daily convenience while ensuring security remains uncompromised.
Connectivity and Communication Performance
The device supports:
- Dual SIM functionality
- 4G LTE browsing
- Clear network call reception
- Stable Wi-Fi connectivity
- Accurate GPS navigation
This makes the Note 4 Pro suitable for users who depend on communication mobility, online productivity, navigation accuracy, and consistent data access.
Launch Year Pricing (2017)
Here are the release price ranges for different regions:
Nigeria (Naira)
₦85,000 – ₦95,000
United States (Dollar)
$230 – $250
United Kingdom (Pounds)
£175 – £190
India (Rupee)
₹14,800 – ₹16,200
These prices positioned the device perfectly for users seeking premium features without premium-level spending.
Pros and Cons of the Infinix Note 4 Pro
Pros
Premium metallic unibody design
Long-lasting 4500mAh battery with fast charging
X-Pen stylus enhances productivity and creativity
Full HD display with vibrant clarity
Smooth multitasking performance with 3GB RAM
Expandable storage for media and files
Front fingerprint sensor with fast recognition
Excellent value for money
Cons
Not ideal for high-end gaming
Low-light camera performance could be better
Large size may feel bulky for small-handed users
Stylus features not as advanced as flagship models
Speaker output is adequate but not premium
Conclusion
The Infinix Note 4 Pro arrives as one of the strongest and most refined mid-range smartphones of its release year, delivering a well-balanced blend of premium design, powerful battery endurance, productivity-focused stylus functionality, and dependable performance. It is crafted for users who want more out of their device, more capability, more style, more longevity, and more interaction options. With its appealing price positioning and strong real-world usability, it remains an excellent choice for students, business professionals, creative thinkers, digital consumers, and multitasking everyday users.
Specs
LAUNCH
| Announced | 2017, July. Released 2017, July |
| Availability | Discontinued |
NETWORK
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 850 / 900 / 2100 |
| 4G Bands | 1, 3, 5, 7, 8, 20, 38, 40 |
| Speed | HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps |
| Technology | GSM / HSPA / LTE |
DESIGN
| Measurements | 159 x 79 x 8.3 mm (6.26 x 3.11 x 0.33 in) |
| Weight | 200 g (7.05 oz) |
| Build | Glass front, aluminum frame |
| SIM | Dual SIM (Micro-SIM, dual stand-by) Stylus (not integrated) |
DISPLAY
| Type | IPS LCD |
| Size | 5.7 inches, 89.6 cm2 (~71.3% screen-to-body ratio) |
| Resolution | 1080 x 1920 pixels, 16:9 ratio (~386 ppi density) |
PLATFORM
| OS | Android 7.0 (Nougat) |
| Chipset | Mediatek MT6753 (28 nm) |
| CPU | Octa-core 1.3 GHz Cortex-A53 |
| GPU | Mali-T720MP3 |
MEMORY
| Card Slot | microSDXC (dedicated slot) |
| Internal | 16GB 2GB RAM, 32GB 3GB RAM |
REAR CAMERA
| Single | 13 MP, AF |
| Features | Dual-LED dual-tone flash, panorama, HDR |
| Video | 1080p@30fps |
SELFIE CAMERA
| Single | 8 MP, 1/3.2", 1.4µm |
| Features | LED flash |
SOUND
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
COMMUNICATION
| WLAN | Wi-Fi 802.11 a/b/g/n |
| Bluetooth | 4.2, A2DP, LE |
| Positioning | GPS |
| NFC | No |
| Radio | FM radio |
| USB | microUSB 2.0, OTG |
FEATURES
| Sensors | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass |
BATTERY
| Kind | 4500 mAh, non-removable |
| Charging | 25W wired |
OTHERS
| Colors | Champagne Gold, Sandstone Black, Prussian Blue, Lilac Gray |
| Models | X571 |
PRICE
| Nigeria | ₦85,000 – ₦95,000 |
| UK | £175 – £190 |
| USA | $230 – $250 |
| India | ₹14,800 – ₹16,200 |
EU LABEL
Reviews
Disclaimer Note
The reviews, opinions, and information shared on this blog are based on personal experiences, research, and available product details at the time of writing. While we strive to provide accurate and up-to-date information, we cannot guarantee that all specifications, prices, or features remain current.
