The ASUS ROG Phone 9 Pro is a powerhouse gaming smartphone featuring a blazing-fast Snapdragon 8 Gen 2 processor, a vibrant 6.78-inch AMOLED display with a 165Hz refresh rate, and a massive 5,800mAh battery with fast charging. It boasts advanced cooling, customizable AirTrigger controls, and rich stereo sound. Designed for gamers and power users, it combines cutting-edge performance with a sleek, gamer-centric design for an unbeatable mobile experience.
Asus ROG Phone 9 Pro Review: The Best Smartphone With Longest Battery Life
- Performance
- Camera
- Battery
- Display
- Storage
- Extra Features
4.7/5Overall Score
Specs
- Processor: Qualcomm Snapdragon 8 Gen 2
- Display: 6.78-inch AMOLED, 165Hz refresh rate, 2448x1080 resolution
- Battery: 5,800mAh with 65W fast charging, 15W wireless charging
- RAM: Up to 16GB LPDDR5X
- Storage: Up to 512GB UFS 4.0
- Camera (Rear): 50MP Sony IMX766 main sensor + 13MP ultra-wide
- Front Camera: 12MP
- Cooling: Advanced vapor chamber + AeroActive Cooler 6 support
- Audio: Dual front-facing stereo speakers with Dirac HD tuning
- Connectivity: 5G, Wi-Fi 7, Bluetooth 5.3
Pros
- Powerful Snapdragon 8 Gen 2 processor for smooth performance.
- Large 5,800mAh battery with fast charging support.
- Stunning 6.78-inch AMOLED display with 165Hz refresh rate.
- Advanced cooling system keeps the phone cool during gaming.
- Dual front-facing stereo speakers with rich sound.
- Customizable AirTrigger buttons for enhanced gaming control.
- Durable build with Gorilla Glass and IPX4 splash resistance.
Cons
- Camera quality is good but not class-leading.
- Expensive compared to other flagship phones.
- Heavy and bulky design, less pocket-friendly.
- Requires external cooler for best thermal performance.
- Limited software update support.
- No eSIM support in many regions.
Why ASUS ROG Phone 9 Pro is the Best Smartphone with Longest Battery Life
When it comes to smartphones that offer exceptional battery life, the ASUS ROG Phone 9 Pro stands out as the top contender. Packed with a massive 5,800mAh battery, this gaming powerhouse delivers an astonishing 20 hours and 34 minutes of continuous usage, outperforming most flagship phones on the market.
Key Reasons Why ASUS ROG Phone 9 Pro Leads in Battery Life:
- Massive 5,800mAh Battery Capacity
The ROG Phone 9 Pro features one of the largest batteries in any flagship smartphone today, ensuring long hours of gaming, streaming, and multitasking without the constant need for charging. - Optimized Power Management for Gaming
Designed specifically for gamers, the phone’s software intelligently manages power consumption, maximizing battery efficiency even during high-performance tasks. - Efficient Hardware Components
Equipped with the latest Snapdragon chipset and an AMOLED display optimized for low power draw, the device balances performance and battery life seamlessly. - Fast Charging Support
Despite its huge battery, the ASUS ROG Phone 9 Pro supports fast charging, allowing users to quickly recharge and get back to using the phone in no time.
ASUS ROG Phone 9 Pro VS OnePlus 13, and iPhone 16:
| Feature | ASUS ROG Phone 9 Pro | OnePlus 13 | iPhone 16 Pro Max |
|---|---|---|---|
| Battery Capacity | 5800mAh | 5000mAh | ~4500mAh |
| Wired Charging | 65W Fast Charging | 80W Fast Charging | 27W Fast Charging |
| Wireless Charging | 15W Wireless Charging | 50W Wireless Charging | 15W MagSafe Wireless Charging |
| Reverse Wireless Charging | 10W Reverse Charging | Not supported | Supported |
| Battery Life | Excellent, great for gaming and heavy use | Very good, lasts full day under heavy use | Good, optimized for iOS efficiency |
| Charging Time (0-100%) | ~40 minutes (wired) | ~30 minutes (wired) | ~70 minutes (wired) |
| Additional Features | Supports external AeroActive Cooler for thermal management | Warp Charge technology for fast, safe charging | Intelligent battery management with iOS optimizations |
Other Key Features
Key Design Highlights of the ASUS ROG Phone 9 Pro
- Premium Build Quality with Aluminum Frame and Gorilla Glass
- Distinctive RGB LED ROG Logo on the Back
- Ergonomic Shape for Comfortable Gaming Sessions
- Customizable AirTriggers and Side Buttons
- IPX4 Splash Resistance
Why the ASUS ROG Phone 9 Pro Design Impresses
- Splash Resistance for Added Durability
With IPX4 rating, the device can withstand accidental splashes, offering extra peace of mind.viding peace of mind against accidental spills and dust exposure. The subtle curved edges and minimalist design language contribute to a sophisticated, timeless appearance. - Futuristic Gamer-Centric Aesthetics
The phone’s aggressive and sleek design, combined with customizable RGB lighting, sets it apart from ordinary smartphones, appealing especially to gamers. - Durable and Premium Materials
The sturdy aluminum frame paired with Gorilla Glass front and back provides both durability and a premium feel. - Ergonomic and Comfortable Grip
Thoughtfully designed to fit comfortably in hand during long gaming sessions, reducing fatigue without compromising style. - Functional Design Features for Gaming
Dedicated AirTrigger buttons and additional side controls enhance gameplay precision and responsiveness.
ASUS ROG Phone 9 Pro Camera Specifications:
- Main Camera: 50 MP Sony IMX766 sensor with optical image stabilization (OIS)
- Ultra-Wide Camera: 13 MP ultra-wide lens for expansive landscape shots
- Front Camera: 12 MP for sharp and vibrant selfies
Why the ASUS ROG Phone 9 Pro Camera Stands Out:
- Impressive Front Camera for Selfies and Video Calls
The 12MP front-facing camera produces clear, detailed selfies and supports high-quality video calls.emains one of the best budget smartphones for photography. - High-Resolution Main Sensor for Crisp Images
The 50MP Sony IMX766 sensor captures detailed and vibrant photos, even in challenging lighting conditions, making it perfect for everyday photography. - Optical Image Stabilization (OIS) for Steady Shots
OIS ensures that your photos and videos remain sharp and blur-free, especially during handheld shooting or low-light scenarios. - Versatile Ultra-Wide Lens
The 13MP ultra-wide camera expands your creative possibilities by capturing sweeping landscapes and group shots without compromising quality.
Key Features of the ASUS ROG Phone 9 Pro Display
- 6.78-inch AMOLED Display
- Refresh Rate: Up to 165Hz for buttery-smooth motion
- Resolution: 2448 x 1080 pixels (FHD+)
- HDR10+ Support for vibrant colors and deeper contrasts
- Peak Brightness: Up to 1200 nits for clear visibility in bright environments
Why the ASUS ROG Phone 9 Pro Display Excels
- Bright and Clear Outdoor Visibility
The high peak brightness of 1200 nits guarantees the screen remains easily viewable even under direct sunlight.vers who want quality visuals without breaking the bank. - Ultra-High Refresh Rate of 165Hz
The ultra-smooth 165Hz refresh rate ensures lag-free scrolling and gaming, providing a competitive edge to gamers who demand fast response times. - Vivid and Accurate Color Reproduction
With HDR10+ support and AMOLED technology, the display produces rich, vibrant colors and deep blacks, enhancing video playback and gaming graphics. - Large 6.78-inch Screen for Immersive Viewing
The sizable display delivers an expansive viewing area, perfect for multitasking, watching movies, and enjoying games with rich detail.
Key Performance Specs of the ASUS ROG Phone 9 Pro:
- Processor: Qualcomm Snapdragon 8 Gen 2
- RAM: Up to 16GB LPDDR5X
- Storage: Up to 512GB UFS 4.0
- Cooling System: Advanced vapor chamber cooling for sustained performance
Why the ASUS ROG Phone 9 Pro Dominates in Performance:
- Advanced Cooling System for Sustained Performance
The built-in vapor chamber cooling keeps the phone cool during extended gaming sessions, preventing thermal throttling and maintaining peak performance.gle charge. - Powerful Snapdragon 8 Gen 2 Chipset
The latest Snapdragon 8 Gen 2 processor ensures lightning-fast processing speeds, smooth gameplay, and efficient power consumption, even under heavy workloads. - Massive RAM for Smooth Multitasking
With up to 16GB of ultra-fast LPDDR5X RAM, the ROG Phone 9 Pro handles multiple apps and intensive games without lag or stutter. - High-Speed Storage for Fast Load Times
Featuring UFS 4.0 storage, the device offers quick app launches and rapid data transfers, boosting overall system responsiveness.
Standout Extras of the ASUS ROG Phone 9 Pro
- AirTrigger 6 Ultrasonic Shoulder Buttons for precise gaming controls
- ROG AeroActive Cooler 6 Support for enhanced thermal management
- Dual Front-Facing Speakers with Dirac HD Sound for immersive audio
- Comprehensive Connectivity: 5G, Wi-Fi 7, Bluetooth 5.3
- Customizable RGB Lighting and Gaming Profiles
- Advanced Haptics with Enhanced Vibration Feedback
- Android 13 with ROG UI for Gamer-Centric Software Features
Why These Extras Make ASUS ROG Phone 9 Pro Stand Out
- AirTrigger 6 for Superior Gaming Control
The ultrasonic shoulder buttons provide tactile feedback and customizable controls, giving gamers an edge in fast-paced gameplay. - ROG AeroActive Cooler 6 Support
This external cooling accessory keeps the phone cool during intense gaming sessions, preventing overheating and performance drops. - Immersive Audio Experience
Dual front-facing stereo speakers combined with Dirac HD sound technology deliver rich, clear, and powerful audio perfect for gaming and media consumption. - Next-Gen Connectivity
Support for 5G, Wi-Fi 7, and Bluetooth 5.3 ensures fast, reliable connections for streaming, online gaming, and data transfers. - Personalized Gaming Profiles and RGB Lighting
Customize your device with RGB lighting effects and create tailored gaming profiles for optimized performance and controls. - Enhanced Haptic Feedback
Advanced vibration motors deliver precise tactile responses, increasing immersion and control during gameplay.
ASUS ROG Phone 9 Pro VS OnePlus 13, and iPhone 16:
| Feature | ASUS ROG Phone 9 Pro | OnePlus 13 | iPhone 16 Pro Max |
|---|---|---|---|
| Performance | Snapdragon 8 Gen 2, up to 16GB RAM | Snapdragon 8 Gen 2, up to 16GB RAM | Apple A17 Pro, up to 8GB RAM |
| Camera | 50MP + 13MP dual rear cameras | 50MP + 32MP dual rear cameras | Advanced triple-lens system with LiDAR |
| Battery | 5800mAh, 65W wired + 15W wireless | 5000mAh, 80W wired + 50W wireless | ~4500mAh, 27W wired + 15W MagSafe |
| Display | 6.78″ AMOLED, 165Hz refresh rate | 6.7″ AMOLED, 120Hz refresh rate | 6.7″ OLED, 120Hz ProMotion |
| Storage | Up to 512GB UFS 4.0 | Up to 512GB UFS 4.0 | Up to 1TB NVMe SSD |
| Extra Features | Gamer-centric AirTriggers, AeroActive Cooler support | Good software and fast charging, lacks gaming extras | iOS ecosystem, Face ID, LiDAR, ProRes video |
User Critiques & Reviews
What People Love
- Exceptional Performance: Equipped with the Snapdragon 8 Elite chipset and up to 24GB RAM, delivering top-tier speed and responsiveness for gaming and multitasking.
- Stunning Display: Features a 6.78-inch LTPO AMOLED screen with a 185Hz refresh rate and 2500 nits peak brightness, providing smooth visuals and vibrant colors.
- Long Battery Life: The 5800mAh battery supports 65W wired charging, 15W wireless charging, and 10W reverse charging, ensuring extended usage without frequent recharges.
- Advanced Cooling System: Includes the AeroActive Cooler X Pro, enhancing thermal management during intensive gaming sessions.
- High-Quality Audio: Dual front-facing stereo speakers tuned by Dirac, offering immersive sound for gaming and media consumption.
- Innovative Features: AniMe Vision display and AniMe Play add unique personalization options, enhancing the user experience.
- Robust Build Quality: IP68 water and dust resistance, Corning Gorilla Glass Victus 2 protection, and a durable aluminum frame ensure longevity and resilience.
What Could Be Better
- Camera Limitations: While the camera system is competent, it lacks the versatility and low-light performance of flagship competitors.
- Software Updates: Only two major Android updates are promised, which may limit the device’s longevity in terms of software support.
- Thermal Throttling Without Accessories: Intensive gaming sessions can lead to thermal throttling unless the AeroActive Cooler X Pro is used.
- High Price Point: The premium cost may deter potential buyers, especially those seeking a more well-rounded flagship experience.
- Limited eSIM Support: Lacks eSIM support in most markets, which could be a drawback for users seeking modern connectivity options.
- Dependence on Accessories: Optimal performance, especially for gaming, relies heavily on additional accessories like the AeroActive Cooler X Pro.
Who Should Buy It
- Hardcore gamers seeking top-tier performance and ultra-smooth gameplay
- Users who prioritize long-lasting battery life for extended usage without frequent charging
- Tech enthusiasts who want a cutting-edge smartphone with gamer-centric features
- Those who value immersive audio and customizable controls for an enhanced gaming experience
- Power users who need fast multitasking and premium hardware for demanding apps
- Fans of unique, futuristic design with RGB lighting and premium build quality
ASUS ROG Phone 9 Pro
The ASUS ROG Phone 9 Pro is a powerhouse gaming smartphone featuring a blazing-fast Snapdragon 8 Gen 2 processor, a vibrant 6.78-inch AMOLED display with a 165Hz refresh rate, and a massive 5,800mAh battery with fast charging.
Who Should Skip It
- Budget-conscious buyers looking for a more affordable smartphone option
- Photography enthusiasts wanting the best camera system on the market (there are better camera-focused phones)
- Users who prefer a more compact or minimalist design without flashy gamer aesthetics
- Casual users who don’t need high-end gaming features or extreme performance
- Those seeking lighter, smaller phones for easy one-hand use
Final Verdict
The ASUS ROG Phone 9 Pro stands out as one of the best gaming smartphones available in 2025. It delivers top-tier performance, an ultra-smooth 165Hz AMOLED display, and a long-lasting battery that keeps up with intense gaming sessions. Its advanced cooling system and customizable gaming features make it perfect for hardcore gamers and power users. However, it’s a bit pricey and bulky, so casual users or photography enthusiasts might want to consider other options. Overall, if you want a phone built primarily for gaming excellence and premium hardware, the ROG Phone 9 Pro is a stellar choice.
How long does the ASUS ROG Phone 9 Pro’s battery last on a single charge?
The ASUS ROG Phone 9 Pro features a large 5800mAh battery that easily lasts a full day of heavy gaming and multitasking, with fast charging to quickly top up when needed.
Does the ASUS ROG Phone 9 Pro support wireless charging?
Yes, it supports 15W wireless charging along with 65W wired fast charging, offering flexible and convenient charging options.
Is the ASUS ROG Phone 9 Pro suitable for casual users or only for gamers?
While optimized for gamers with features like AirTrigger buttons and advanced cooling, the ASUS ROG Phone 9 Pro is also a powerful smartphone that can handle everyday tasks smoothly, but it may be overkill for casual users. the Google Pixel 7a?
