iPhone 11 Pro – 128GB (Pre-owned)

Iphone 11 pro

iPhone 11 Pro mobile was launched on 10th September 2019. The phone comes with a 5.80-inch touchscreen display offering a resolution of 1125×2436 pixels at a pixel density of 458 pixels per inch (ppi). iPhone 11 Pro is powered by a hexa-core Apple A13 Bionic processor. It comes with 4GB of RAM. The iPhone 11 Pro runs iOS 13 and is powered by a 3046mAh non-removable battery. The iPhone 11 Pro supports wireless charging, as well as proprietary fast charging.

As far as the cameras are concerned, the iPhone 11 Pro on the rear packs a 12-megapixel (f/1.8) primary camera; a 12-megapixel (f/2.4) camera, and a 12-megapixel (f/2.0) camera. The rear camera setup has autofocus. It sports a 12-megapixel camera on the front for selfies with an f/2.2 aperture.

iPhone 11 Pro is based on iOS 13 and packs 64GB of inbuilt storage. The iPhone 11 Pro is a dual-SIM (GSM and GSM) mobile that accepts Nano-SIM and eSIM cards. The iPhone 11 Pro measures 144.00 x 71.40 x 8.10mm (height x width x thickness) and weighs 188.00 grams. It was launched in Gold, Midnight Green, Silver, and Space Grey colours. It features an IP68 rating for dust and water protection. It bears a glass body.

Connectivity options on the iPhone 11 Pro include Wi-Fi 802.11 a/b/g/n/ac/ax, GPS, Bluetooth v5.00, NFC, Lightning, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, barometer, gyroscope, proximity sensor, and compass/ magnetometer. The iPhone 11 Pro supports face unlock with 3D face recognition.

Product Condition:

The iPhone 11 Pro, launched in September 2019, marked a turning point in Apple’s smartphone design and performance strategy. While newer models have since taken the spotlight, the iPhone 11 Pro still holds strong in 2025 as a reliable and powerful smartphone for everyday use. For users looking for a premium iPhone experience at a more affordable price, the 11 Pro remains a top contender. Let’s explore what makes this device impressive even today.

Design and Build Quality

Apple’s design language took a solid leap forward with the iPhone 11 Pro. The phone is built with a textured matte glass back and a stainless-steel frame, giving it a sleek yet durable feel. Its compact size — just 144.0 x 71.4 x 8.1 mm and weighing 188 grams — makes it comfortable to hold and use with one hand.

The phone is available in several colors including Space Gray, Silver, Midnight Green, and Gold. Its front is protected by toughened glass and features IP68 certification, meaning it can survive underwater at depths of up to 4 meters for 30 minutes.

Display: Super Retina XDR OLED

The iPhone 11 Pro boasts a 5.8-inch Super Retina XDR OLED display with a resolution of 2436 x 1125 pixels at 458 ppi. The quality is superb, offering deep blacks, accurate color reproduction, and high brightness.

Key display features include:

• HDR10 and Dolby Vision support
• True Tone for balanced white levels
• Wide color (P3) gamut
• 800 nits typical brightness (up to 1200 nits for HDR)

While the 60Hz refresh rate may not match today’s high-end devices, the display remains smooth and visually satisfying for most users.

Performance: Still Fast and Efficient

At the heart of the iPhone 11 Pro lies Apple’s A13 Bionic chip, a 7nm+ powerhouse that continues to deliver excellent performance even several years post-release. With a 6-core CPU, 4-core GPU, and an 8-core Neural Engine, the device handles multitasking, gaming, and demanding apps with ease.

The iPhone 11 Pro comes with 4GB of RAM and storage options of 64GB, 256GB, or 512GB. Despite the RAM amount being lower than some Android counterparts, iOS optimizations make the device run efficiently.

Apps load quickly, transitions are smooth, and the system remains stable even under pressure. It also runs the latest iOS updates, ensuring longevity and software support through at least 2026.

Triple Camera System

The camera was one of the biggest upgrades with the iPhone 11 Pro. Apple introduced its first triple-camera system on this model, making it a favorite for photographers and content creators.

The setup includes:

• 12 MP wide camera (f/1.8, dual pixel PDAF, OIS)
• 12 MP ultra-wide (f/2.4, 120° field of view)
• 12 MP telephoto (f/2.0, 2x optical zoom, OIS)

These three lenses work together to deliver sharp, vibrant, and detailed photos. Low-light performance is exceptional thanks to Night Mode. Smart HDR enhances photos with rich detail and accurate exposure.

For video, the iPhone 11 Pro can shoot:

• 4K video at 24/30/60fps
• 1080p at 30/60/120/240fps
• Extended dynamic range for video up to 60fps
• Stereo sound recording

The front camera is a 12 MP TrueDepth sensor capable of recording 4K video and capturing wide-angle selfies. Face ID is also embedded here, offering secure facial recognition.

Battery Life and Charging

Battery life is one of the strong points of the iPhone 11 Pro. It houses a 3046 mAh battery, which may seem small by Android standards, but is well-optimized with iOS.

Battery expectations:

• Up to 18 hours of video playback
• Around 65-75 hours of audio playback
• Full day usage with heavy activity including gaming, video, and browsing

Charging features include:

• Fast charging: 50% in about 30 minutes with 18W charger (included in original box)
• Qi wireless charging
• No MagSafe (introduced with iPhone 12 series)

Audio, Connectivity, and Extras

The iPhone 11 Pro delivers an immersive audio experience with stereo speakers that support Dolby Atmos and spatial audio. It lacks a 3.5mm headphone jack, but supports audio via Lightning port or wireless headphones using Bluetooth 5.0.

Connectivity includes:

• Gigabit-class LTE
• Wi-Fi 6 (802.11ax)
• Bluetooth 5.0
• NFC with reader mode
• Dual SIM support (nano-SIM and eSIM)

The iPhone 11 Pro does not support 5G, which may be a downside for users in areas with widespread 5G coverage. However, for many users, 4G LTE speeds remain more than sufficient.

Security and Sensors

Face ID remains fast and reliable thanks to the TrueDepth camera system. Apple also includes its usual array of sensors:

• Accelerometer
• Gyroscope
• Proximity sensor
• Ambient light sensor
• Barometer

These sensors work seamlessly with health, fitness, and augmented reality (AR) applications.

Pricing and Availability in 2025

As of 2025, the iPhone 11 Pro is no longer officially sold by Apple but is widely available in refurbished and second-hand markets. Prices vary depending on the condition and storage configuration, but average around:

• 64GB: ৳65,000–৳70,000
• 256GB: ৳75,000–৳85,000
• 512GB: ৳90,000+

It continues to be a value-for-money option for users who want premium build, excellent cameras, and smooth performance without breaking the bank.

Pros and Cons

Pros:

• Compact and premium build quality
• Super Retina XDR OLED display with excellent color and brightness
• Powerful A13 Bionic chip
• Triple camera system with great photo and video quality
• Long-lasting battery with fast charging
• iOS support through 2026

Cons:

• No 5G support
• No 120Hz display
• No headphone jack
• Limited internal storage on base model (64GB)

Final Verdict

The iPhone 11 Pro remains a solid and premium device in 2025. Its compact design, exceptional display, reliable performance, and triple camera system continue to meet the needs of most users. While it lacks a few modern features like 5G and a high refresh rate, it delivers a polished experience that’s hard to match at its current price.

For users seeking an iPhone that still feels top-tier without the price tag of the latest models, the iPhone 11 Pro is a smart and dependable choice.

How to Take Care of Your Mobile Phone in Daily Life: A Comprehensive Guide

In today’s digital era, mobile phones are not just devices; they are essential tools for communication, work, entertainment, and even personal organization. Given the critical role they play, taking care of your smartphone is more important than ever. Proper care ensures longevity, optimal performance, and a better user experience. This guide outlines comprehensive and practical tips on how to maintain and use your phone daily, and concludes with insights into both the advantages and disadvantages of mobile phone usage.

Use a Protective Case and Screen Protector:
One of the first things every mobile phone owner should do is invest in a high-quality protective case and a screen protector. These accessories are not just aesthetic; they are crucial for physical protection. Cases can absorb shock from accidental drops, while tempered glass protectors can prevent cracks and scratches on your screen.

Keep It Clean:
Phones accumulate dirt, dust, and bacteria quickly because they are handled frequently. Clean your phone regularly with a microfiber cloth and a gentle cleaner. Avoid using water or harsh chemicals. For ports and speakers, use a soft brush or compressed air to remove debris without damaging the components.

Avoid Overcharging:
Leaving your phone plugged in overnight or constantly charging it can shorten battery lifespan. Try to keep your battery level between 20% and 80%. Modern smartphones come with battery optimization features; enable them to preserve battery health.

Manage Apps and Storage
Unnecessary apps and large files can slow down your phone and take up precious storage. Periodically go through your apps and media files, deleting those you no longer need. Use cloud storage or external backups for photos and videos.

Use Trusted Chargers:
Always use certified and compatible charging cables and adapters. Cheap, uncertified chargers can damage your battery or even pose safety hazards. Using original or high-quality third-party accessories is essential for your device’s health.

Keep Software Updated:
Mobile phone manufacturers release regular software updates to improve performance, fix bugs, and patch security vulnerabilities. Enable automatic updates or check manually to ensure your phone is always running the latest version of its OS and apps.

Avoid Extreme Temperatures:
Smartphones are sensitive to temperature changes. Exposure to excessive heat can damage the battery, while extreme cold can temporarily shorten battery life. Avoid leaving your phone in direct sunlight or inside a car on a hot day. Similarly, don’t use your phone in freezing conditions for extended periods.

Secure Your Device:
Use password protection, fingerprint recognition, or facial recognition to secure your phone. Additionally, install a reputable security app to guard against malware and theft. Always be cautious when downloading apps and avoid clicking on suspicious links.

Handle With Care:
Avoid placing your phone in your back pocket, as sitting down can exert pressure and cause bending. Also, be cautious when placing your phone on hard or uneven surfaces. Always handle your device with care to prevent mechanical damage.

Use Battery Saving Features:
Enable battery saver mode when your battery is low or when you won’t have access to a charger for a while. Reduce screen brightness, disable background data usage for unnecessary apps, and turn off location services when not needed.

Backup Data Regularly:
Your phone stores valuable data like contacts, messages, and personal files. Back up your data regularly to the cloud or a computer to avoid loss due to theft, damage, or malfunction. Most phones offer built-in backup solutions; take advantage of them.

Avoid Water and Moisture:
Even if your phone claims to be water-resistant, prolonged exposure to water or high humidity can be damaging. Avoid using your phone in the rain or while swimming. If it gets wet, dry it immediately and avoid using it until completely dry.

Turn Off When Not in Use:
Restarting your phone regularly helps clear temporary files and refresh system performance. Additionally, consider turning off your phone during extended periods of non-use, such as overnight or while attending long meetings.

Important Tips From Usedbd:

1. Organize Your Home Screen and Settings: A cluttered home screen can slow you down. Organize your apps into folders and place frequently used ones on your main screen. Customize settings like notifications, Do Not Disturb mode, and shortcuts to suit your daily usage.

2. Optimize Connectivity Settings: Turn off Wi-Fi, Bluetooth, and GPS when not in use to save battery and reduce potential security risks. These features can be easily toggled on/off from your notification panel.

3. Monitor Device Health: Many phones come with built-in diagnostics or third-party apps that monitor device health, including battery condition, storage, and temperature. Use these tools to catch potential issues early.

4. Use Airplane Mode When Needed: If you’re in an area with weak signals, switch to airplane mode to save battery and prevent the phone from constantly searching for a network. This is also a good practice when charging your phone to speed up the process.

5. Practice Safe Browsing and Downloading: Be cautious about the websites you visit and the files you download. Avoid suspicious pop-ups, unknown sources, and insecure public Wi-Fi networks. These practices help prevent malware and phishing attacks.

6. Limit App Permissions: Check and manage app permissions regularly. Avoid granting unnecessary access to your location, contacts, camera, or microphone to apps that don’t need it. This not only preserves privacy but also conserves system resources.

7. Educate Yourself and Others: Stay updated on best practices for mobile phone care and share this knowledge with family and friends, especially children and elderly users who may be more prone to misuse.

The Pros and Cons of Smartphone Use: A Complete Guide

In the modern digital world, smartphones are indispensable. Whether for communication, entertainment, navigation, or work, mobile phones have evolved into essential tools that shape the way we live. However, with great utility comes significant impact—both positive and negative. This comprehensive blog will delve into the advantages and disadvantages of smartphones, offering insights into their role in our daily lives. We will also provide practical examples, list helpful points, and include recommendations to encourage balanced and mindful usage.

## Advantages of Smartphone Usage

1. Constant Connectivity:
Smartphones make it possible to stay connected at all times. Whether you’re on the go or across continents, communication is just a tap away. Messaging apps, video calls, and social media have transformed the way people maintain relationships.

2. Access to Information:
The internet is a treasure trove of knowledge, and smartphones provide instant access. From news updates to research articles, tutorials, and videos, learning is easier than ever. Students, professionals, and even hobbyists benefit from this real-time information access.

3. Improved Productivity:
Smartphones help streamline work processes. With apps for calendars, task lists, file sharing, and remote meetings, working from anywhere has become a reality. Time management tools and note-taking apps allow better organization and planning.

4. Entertainment at Your Fingertips:
Whether it’s streaming your favorite series, listening to music, playing games, or reading eBooks, smartphones are entertainment hubs. This is particularly helpful during commutes or while waiting in lines.

5. Navigation and Travel Assistance:
With GPS capabilities and apps like Google Maps, Waze, or City mapper, navigating unfamiliar places is now hassle-free. Travelers can also access translation tools, book rides, and explore local attractions effortlessly.

6. Health Monitoring and Fitness Tracking:
Modern smartphones come equipped with health monitoring features and support fitness apps. They track steps, monitor heart rate, and even suggest workouts, promoting a healthier lifestyle.

7. Emergency and Safety:
Having a smartphone during emergencies can be life-saving. Features like location sharing, SOS calling, and access to emergency contacts make smartphones essential for personal safety.

8. Financial Transactions and Online Shopping:
Mobile banking, digital wallets, and e-commerce apps simplify transactions. People can pay bills, transfer money, and shop online with minimal effort.

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## Disadvantages of Smartphone Usage

1. Digital Addiction:
One of the most significant downsides is dependency. The addictive nature of smartphones, driven by social media and gaming, can lead to excessive screen time and decreased productivity.

2. Physical Health Concerns:
Prolonged use can cause eyestrain, sleep disorders due to blue light exposure, and postural issues like “tech neck.” Many users overlook these effects until they become serious.

3. Reduced Attention Span:
Notifications, pop-ups, and constant switching between apps contribute to reduced focus. It becomes harder to concentrate on tasks or hold extended conversations.

4. Data Privacy and Security Risks:
Smartphones store sensitive information, making them targets for hackers. Phishing scams, malware, and data breaches are constant threats. Users need to be cautious about app permissions and suspicious links.

5. Social Disconnection:
Ironically, while smartphones connect us digitally, they can distance us socially. Overuse often leads to neglecting face-to-face interactions and weakening real-world relationships.

6. Financial Costs:
High-end smartphones are expensive, and maintaining them involves recurring costs—such as data plans, subscriptions, and accessory purchases.

Tips for Responsible Smartphone Use

To balance the pros and cons, adopting a mindful approach to smartphone use is key. Here are some helpful tips:

• Set Usage Limits: Use built-in features like screen time tracking to monitor and reduce usage.
• Turn Off Non-Essential Notifications: Only allow important alerts to prevent distraction.
• Create Phone-Free Zones: Establish spaces like dining areas or bedrooms where phone use is discouraged.
• Take Breaks: Follow the 20-20-20 rule—every 20 minutes, look at something 20 feet away for 20 seconds to reduce eye strain.
• Use Airplane Mode During Focused Tasks: Temporarily disable notifications while studying or working.
• Update Security Features Regularly: Use antivirus software, enable 2FA, and keep apps up to date.
• Avoid Late-Night Usage: The blue light from screens can disrupt sleep cycles. Use night mode or stop usage an hour before bed.
• Educate Children: Teach younger users about the safe and healthy use of smartphones.

Summary Table: The Good and the Bad

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