This is a side-by-side specs comparison of the ASUS Zenfone 4 and ASUS ROG Phone 9 FE smartphones.
The ASUS Zenfone 4 features a more compact 5.5-inch display, 3,300mAh battery and Qualcomm Snapdragon 630 chipset.
Meanwhile, the ASUS ROG Phone 9 FE features a larger 6.78-inch display, 50MP main camera, 5,500mAh battery, 65W fast charging and IP68 dust & water resistance. It is more expensive.
| Specs | ASUS Zenfone 4 | ASUS ROG Phone 9 FE |
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| Picture & Ratings |
★★★★★ 5/5 stars (2)
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★★★★★ 4.2/5 stars (10)
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| Design and Display | ||
| Display | 5.5-inch FHD AMOLED Display (1080 x 1920 Pixels 401 ppi) with Corning Gorilla Glass 4, 2.5D Arc | 6.78-inch FHD+ AMOLED Display (1080 x 2400 Pixels, 388 ppi) with Corning Gorilla Glass Victus 2, 20:9 Aspect Ratio, Up to 185Hz Refresh Rate, 2500nits peak brightness, HDR10, and punch-hole |
| Size | 155.4 x 75.2 x 7.7 mm | 163.8 x 76.8 x 8.9 mm |
| Weight | 165 g | 225 g |
| Build | Full Metal Body | Glass front and back with Aluminum frame |
| Durability | IP68 dust & water resistance | |
| Colors | Black, Mint Green and White | Phantom Black |
| Our pick: |
✔
ASUS ROG Phone 9 FE The ASUS ROG Phone 9 FE has a larger and sharper display. It also has better build materials and is more durable, while the ASUS Zenfone 4 is lighter and thinner. |
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| Performance | ||
| Chipset | Qualcomm Snapdragon 630 | Qualcomm Snapdragon 8 Gen 3 (4 nm) |
| CPU | Octa Core CPU 4x Cortex-A53 @ 2.2GHz & 4x Cortex-A53 @ 1.8GHz |
Octa Core CPU 1x Cortex-X4 @ 3.3GHz , 3x Cortex-A720 @ 3.2GHz + 2x Cortex-A720 @ 3.0GHz & 2x Cortex-A520 @ 2.3GHz |
| GPU | Adreno 508 | Adreno 750 |
| RAM | 4 GB | 12 GB |
| Storage | 64GB | 256GB |
| Expansion | 256GB via microSD | None |
| OS | Android 7.0 Nougat with ZenUI | Android 15 with ROG UI |
| Our pick: |
✔
ASUS ROG Phone 9 FE
The ASUS ROG Phone 9 FE has better performance and a higher maximum RAM capacity. |
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| Cameras | ||
| Rear Camera | Dual Camera: 12.0 + 8.0 Megapixels (Dual Camera) Autofocus Dual LED Flash OIS and Wide Angle |
Triple Cameras: 50MP Main Camera (Sony IMX890, 23.8mm, f/1.9 Aperture, Autofocus, gimbal OIS) 13MP Ultrawide (12.7mm, f/2.2 Aperture, 120° FoV) 5MP Macro (f/2.4 Aperture) -LED Flash -Up to 8K@24fps or 4K@60fps video recording, HDR10, video stabilization |
| Front Camera |
8.0 Megapixels with Screen Flash |
32 Megapixels (22mm, f/2.45 Aperture) - Up to 1080p video recording |
| Our pick: |
✔
ASUS ROG Phone 9 FE
Based on the specs, ASUS ROG Phone 9 FE has a higher-resolution 50MP main camera and an ultrawide camera. Meanwhile, ASUS Zenfone 4 offers better camera stabilization with OIS. |
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| Connectivity | ||
| Networks | 4G LTE (700MHz), 3G HSPA+, 2G EDGE & GPRS Networks | 5G, 4G LTE (with VoLTE), 3G HSPA+, 2G EDGE & GPRS Networks |
| Wi-Fi | Wi-Fi 802.11 b/g/n/ac (Dual Band) | Wi-Fi 802.11 b/g/n/ac/6/7 |
| SIM | Dual SIM (Nano-SIM) | Dual SIM (Nano-SIM) |
| NFC | Yes | Yes |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.4 |
| Infrared | ||
| Location | A-GPS | GPS, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| Our pick: |
✔
ASUS ROG Phone 9 FE
The ASUS ROG Phone 9 FE has better cellular connectivity. |
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| Audio and Features | ||
| USB OTG | Yes | Yes |
| USB | USB Type-C | USB Type-C |
| 3.5mm Audio Jack | Yes | Yes |
| Audio Enhancement | Hi-Fi Audio | Hi-Res Audio, Dirac Virtuo, Stereo Dual Speakers |
| FM Radio | Yes | No |
| Sensors |
Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass, Gyroscope & Accelerometer |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass, Gyroscope & Accelerometer Pressure-sensitive gaming triggers Decorative programmable mini-LEDs (341) |
| Our pick: |
✔
ASUS ROG Phone 9 FE
Based on the specs, it has stereo speakers, Hi-Res Audio, Dirac audio tuning, and face recognition. |
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| Battery and Charging | ||
| Battery | 3300 mAh Li-ion Battery (Non-removable) | 5500 mAh Li-Po Battery (Non-removable) |
| Charging | Fast Charging (ASUS BoostMaster) |
65W Fast Charging (HyperCharge, 100% in 39 minutes) 15W Wireless Charging |
| Our pick: |
✔
ASUS ROG Phone 9 FE
The ASUS ROG Phone 9 FE has a larger battery capacity and faster charging. |
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| Price and Availability | ||
| Price | ₱28,995.00 - Official Price in the Philippines | ₱39,995.00 - Official Price in the Philippines |
| Release Date | August 17, 2017 | March 13, 2025 |
| Buy Online |
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