This is a side-by-side smartphone specs comparison of the Firefly Mobile Aurii F8 Premium and vivo Y31d.
The Firefly Mobile Aurii F8 Premium has a 5.5-inch display, Mediatek MT6580 processor, cameras, 3G connectivity, and 2850mAh battery.
Meanwhile, the vivo Y31d has a 6.75-inch display, Qualcomm Snapdragon 6s Gen 2 (6 nm) processor, dual cameras, 4G LTE connectivity, and 7200mAh battery.
| Specs | Firefly Mobile Aurii F8 Premium | vivo Y31d |
|---|---|---|
| Picture |
★★★★★ 3.7/5 stars (4 ratings)
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★★★★★ 3.1/5 stars (16 ratings)
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| Screen | 5.5-inch HD IPS LCD Display (720 x 1280 Pixels 267 ppi) with Corning Gorilla Glass 3, 2.5D Arc Glass | 6.75-inch HD+ IPS LCD Display (720 x 1570 Pixels, 256 ppi) with 120Hz Refresh Rate, 1250nits high brightness mode (HBM), and punch-hole |
| OS | Android 7.0 Nougat | Android 16 with OriginOS 6 |
| Chipset | Mediatek MT6580 | Qualcomm Snapdragon 6s Gen 2 (6 nm) |
| CPU | 4x Cortex-A7 @ 1.3GHz |
Octa Core CPU 4x Cortex-A73 @ 2.9GHz & 4x Cortex-A53 @ 1.9GHz |
| GPU | Mali-400 | Adreno 610 |
| RAM | 1 GB | 6GB or 8GB of RAM |
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| Rear Camera | 13.0 Megapixels (Sony) Autofocus Dual-tone LED Flash |
Dual Cameras: 50MP Main Camera (f/2.0 Aperture, Autofocus) 2MP Depth Camera (f/2.4 Aperture) -Ring-LED Flash -Up to 1080p video recording |
| Front Camera |
5.0 Megapixels with Soft LED Flash |
8 Megapixels (f/2.05 Aperture) - Up to 1080p video recording |
| Storage | 16GB | 128GB or 256GB |
| Expansion | 128GB via microSD | None |
| SIM | Dual SIM (Micro-SIM) | Dual SIM (Nano-SIM) |
| Networks | 3G HSPA+, 2G EDGE & GPRS Networks | 4G LTE, 3G HSPA+, 2G EDGE & GPRS Networks |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n/ac (dual band) |
| NFC | No | No |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.1 |
| Infrared | Yes | |
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| Position | A-GPS | GPS, GLONASS, GALILEO, BeiDou |
| USB OTG | No | Yes |
| USB | MicroUSB 2.0 | USB Type-C |
| 3.5mm Audio Jack | Yes | No |
| Audio Enhancement | None | Dual Speakers with up to 400% volume |
| FM Radio | Yes | No |
| Sensors |
No biometric sensors. Proximity Sensor & Ambient Light Sensor Accelerometer |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass, Gyroscope & Accelerometer |
| Battery | 2850 mAh Li-Po Battery (Non-removable) Fast Charging |
7200 mAh Si/C Battery (Non-removable) 44W Charging Rate (50% in 43 minutes) |
| Material | Metal Frame | Glass front, Plastic back (IP68/IP69 dust & water resistance; SGS 5-Star Drop Resistance) |
| Size | _ | 166.64 x 78.43 x 8.49 mm |
| Weight | _ | 216 g |
| Colors | Black | Starlight Gray, Feather Gold |
| Release Date | June 2017 | May 9, 2026 |
| Price | ₱3,999.00 - Official Price in the Philippines | ₱15,999.00 - Official price of 6GB+128GB version in the Philippines ₱18,999.00 - Official price of 6GB+256GB version in the Philippines ₱20,999.00 - Official price of 8GB+256GB version in the Philippines |
| Buy Online |
Firefly Mobile Aurii F8 Premium on Lazada Firefly Mobile Aurii F8 Premium on Shopee |
vivo Y31d on Lazada vivo Y31d on Shopee |
