This is a side-by-side specs comparison of the ASUS Zenfone 3 5.2 and realme 15T 5G smartphones.
The ASUS Zenfone 3 5.2 features a more compact 5.2-inch display, 2,600mAh battery and Qualcomm Snapdragon 625 chipset.
Meanwhile, the realme 15T 5G features a larger 6.57-inch display, 50MP main camera, 7,000mAh battery, 60W fast charging and IP68 dust & water resistance. The two phones have similar prices.
| Specs | ASUS Zenfone 3 5.2 | realme 15T 5G |
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| Picture & Ratings |
★★★★★ 4.2/5 stars (7)
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★★★★★ 3.8/5 stars (37)
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| Design and Display | ||
| Display | 5.2-inch FHD IPS LCD Display (1080 x 1920 Pixels 424 ppi) with Corning Gorilla Glass, 2.5D Arc Glass | 6.57-inch FHD+ AMOLED Display (1080 x 2372 Pixels, 401 ppi) with 120Hz Refresh Rate, 1000nits typical brightness, 1400nits HBM, 4000nits peak, 2160Hz PWM, and punch-hole |
| Size | 146.9 x 74 x 7.7 mm | 158.36 x 75.19 x 7.89 mm (Silver) or 7.79 mm (Blue & Titanium) |
| Weight | 144 g | 183 g |
| Build | Gorilla Glass Front & Back with Metal Frame | Glass front, Plastic back |
| Durability | IP68/IP69 dust & water resistance | |
| Colors | Black, White, Blue & Gold | Suit Titanium, Silk Blue, Flowing Silver |
| Our pick: |
✔
realme 15T 5G The realme 15T 5G has a larger and sharper display. It is also more durable, while the ASUS Zenfone 3 5.2 has better build materials and is lighter and slightly thinner. |
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| Performance | ||
| Chipset | Qualcomm Snapdragon 625 | MediaTek Dimensity 6400 Max (6 nm) |
| CPU | Octa Core CPU 8x Cortex-A53 @ 2.0GHz |
Octa Core CPU 2x Cortex-A76 @ 2.5GHz & 6x Cortex-A55 @ 2.0GHz |
| GPU | Adreno 506 | Mali-G57 MC2 |
| RAM | 4 GB | 8GB or 12GB of RAM |
| Storage | 64GB | 256GB or 512GB (UFS 2.2) |
| Expansion | 256GB via microSD | 2TB via microSD |
| OS | Android 6.0 Marshmallow with ZenUI 3.0 | Android 15 with realme UI 6.0, Up to 3 major OS upgrades |
| Our pick: |
✔
realme 15T 5G
The realme 15T 5G has better performance and a higher RAM capacity. |
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| Cameras | ||
| Rear Camera | 16.0 Megapixels Sony IMX298 Laser AF & PDAF Dual-tone LED Flash OIS & EIS |
Dual Cameras: 50MP Main Camera (f/1.8 aperture, Autofocus) 2MP Depth Sensor -LED Flash -Up to 1080p@30fps video recording |
| Front Camera |
8.0 Megapixels with Fixed Focus - Wide Angle |
50 Megapixels (f/2.4 aperture) - Up to 1080p@60fps video recording |
| Our pick: |
✔
ASUS Zenfone 3 5.2
ASUS Zenfone 3 5.2 has an edge in camera hardware with optical image stabilization and laser autofocus. Meanwhile, realme 15T 5G offers a higher-resolution 50MP main camera. |
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| Connectivity | ||
| Networks | 4G LTE, 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 (dual band) |
| SIM | Dual SIM (Micro + Nano) | Dual SIM (Nano-SIM) |
| NFC | No | No |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.3 |
| Infrared | Yes | Yes |
| Location | A-GPS | GPS, GLONASS, GALILEO, BeiDou, QZSS |
| Our pick: |
✔
realme 15T 5G
The realme 15T 5G 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 | No |
| Audio Enhancement | Hi-Res Audio & NXP Smart Amp | 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 |
| Our pick: |
Tie
Both phones offer a similar overall combination of audio, USB and sensor features. |
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| Battery and Charging | ||
| Battery | 2600 mAh Li-ion Battery (Non-removable) | 7000 mAh Si/C Battery (Non-removable) |
| Charging | Fast Charging |
60W Fast Charging (50% in 31 minutes) Bypass charging |
| Our pick: |
✔
realme 15T 5G
The realme 15T 5G has a larger battery capacity and faster charging. |
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| Price and Availability | ||
| Price | ₱16,995.00 - Official Price in the Philippines | ₱16,999.00 - Official price of 8GB+256GB version in the Philippines ₱19,999.00 - Official price of 12GB+512GB version in the Philippines |
| Release Date | May 2016 | October 8, 2025 |
| Buy Online |
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