Asus ROG Phone 3 vs Asus ROG Phone 9
| Type | Touch | Touch | 
| Waterproofness & dust-resistance | IP65, IP68 | |
| Dimensions | 171.00 x 78.00 x 9.85 mm | 163.80 x 77.00 x 8.90 mm | 
| Weight | 240.00 g | 227.00 g | 
| Display size | 6.59" | 6.78" | 
| Display | Color / AMOLED 16M colors 144 Hz 1080 x 2340 px (6.59") 391 ppi | Color / AMOLED 185 Hz 1080 x 2400 px (6.78") 388 ppi | 
| Display protection | Corning Gorilla GlassBuy screen protector | Corning Gorilla GlassBuy screen protector | 
| Additional display | Color / LED | |
| Protection of the secondary display | ||
| Standard battery | Li-Ion 6000 mAhBuy powerbank | Li-Po 5800 mAhBuy powerbank | 
| Quick battery charging | Quick Charge 4.0 | |
| Wireless battery charging | ||
| Internal memory | 128 GB, 256 GB, 512 GB | 256 GB, 512 GB | 
| RAM memory | 8 GB, 12 GB, 16 GB | 12 GB, 16 GB | 
| Memory cards | ||
| Operating system | Android 10 | Android 15 | 
| Processor | Qualcomm Snapdragon 865 | Qualcomm Snapdragon 8 Elite SM8750-AB | 
| Processor clock | 3100 MHz | 4320 MHz | 
| GPU | Adreno 650 | Adreno 830 | 
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) | 
| DualSIM mode | dual standby | dual standby | 
| Hybrid DualSIM | ||
| Announced | 3Q 2020 | 4Q 2024 | 
| Other names | I003DD; ROG Phone III | - | 
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 | 
| UMTS | 850 900 1700 1900 2100 | 850 900 1700 1900 2100 | 
| LTE standard | FDD LTE: 2600, 2300, 2100, 1900, 1800, 1700, 1500, 900, 850, 800, 700, 600 TDD LTE: 3600, 3500, 2600, 2500, 2300, 2100, 1900 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 1500, 900, 850, 800, 700 TDD LTE: 3700, 3600, 3500, 2600, 2500, 2300, 2100, 1900 | 
| Standard 5G | FDD 5G: 2100, 1900, 1800, 850, 700, 600 TDD 5G: 4700, 3700, 3500, 2500, 1700 | FDD 5G: 2600, 2100, 1900, 1800, 900, 850, 800, 700 TDD 5G: 4700, 3700, 3500, 2600, 2500, 2300 | 
| CDMA | 850 1900 | |
| Standard TD-SCDMA | 1900 2000 | |
| UMA | 
 
            
