This is a side-by-side smartphone specs comparison of the OPPO A3x and vivo Y21d.
The OPPO A3x has a 6.67-inch display, Qualcomm Snapdragon 6s 4G Gen 1 (11 nm) processor, dual cameras, 4G LTE connectivity, and 5100mAh battery.
Meanwhile, the vivo Y21d has a 6.68-inch display, UNISOC T7225 (12 nm) processor, dual cameras, 4G LTE connectivity, and 6500mAh battery.
| Specs | OPPO A3x | vivo Y21d |
|---|---|---|
| Picture |
★★★★★ 3.6/5 stars (158 ratings)
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★★★★★ 4/5 stars (18 ratings)
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| Screen | 6.67-inch HD+ IPS LCD Display (720 x 1600 Pixels, 264 ppi) with Panda Glass, 20:9 Aspect Ratio, 90Hz Refresh Rate, 1000nits max, and punch-hole | 6.68-inch HD+ IPS LCD Display (720 x 1608 Pixels, 264 ppi) with Guardian Glass, 90Hz Refresh Rate, 1000nits HBM, and punch-hole |
| OS | Android 14 with ColorOS 14.0 | Android 15 with Funtouch OS 15 |
| Chipset | Qualcomm Snapdragon 6s 4G Gen 1 (11 nm) | UNISOC T7225 (12 nm) |
| CPU | Octa Core CPU 4x Cortex-A73 @ 2.1GHz & 4x Cortex-A55 @ 2.8GHz |
Octa Core CPU 2x Cortex-A75 @ 1.8GHz & 6x Cortex-A55 @ 1.8GHz |
| GPU | Adreno 610 | Mali-G52 MP1 |
| RAM | 4 GB | 4GB or 6GB of RAM |
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| Rear Camera | Dual Cameras: 8MP Main Camera (f/2.0 Aperture, Autofocus) Flicker Sensor -LED Flash -Up to 1080p video recording |
Dual Cameras: 50MP Main Camera (f/1.8 aperture, Autofocus) VGA auxiliary camera -Dual LED Flash -Up to 1080p@30fps video recording |
| Front Camera |
5 Megapixels (f/2.2 Aperture) - Up to 1080p video recording |
5 Megapixels (f/2.2 aperture) - Up to 1080p@30fps video recording |
| Storage | 64GB or 128GB | 128GB or 256GB (eMMC 5.1) |
| Expansion | 1TB via microSD | 2TB via microSD |
| SIM | Dual SIM (Nano-SIM) | Dual SIM (Nano-SIM) |
| Networks | 4G LTE, 3G HSPA+, 2G EDGE & GPRS Networks | 4G LTE, 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) |
| NFC | No | No |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 |
| Infrared | No | |
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| Position | GPS, GLONASS, GALILEO, BeiDou, QZSS | GPS, GLONASS, GALILEO, BeiDou, QZSS |
| USB OTG | Yes | Yes |
| USB | USB Type-C | USB Type-C |
| 3.5mm Audio Jack | Yes | No |
| Audio Enhancement | Up to 300% speaker volume | Dual Speakers, Up to 400% volume |
| FM Radio | No | Yes |
| Sensors |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass & Accelerometer |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass & Accelerometer Ring notification LED (Dynamic Light) |
| Battery | 5100 mAh (Non-removable) 45W Fast Charging (SUPERVOOC, 50% in 30 minutes) |
6500 mAh (Non-removable) 44W Fast Charging (50% in 38 minutes) |
| Material | Glass front, Plastic back (IP54 dust & splash resistance, MIL-STD 810H shock resistance) | Glass front, Plastic composite back (IP68/IP69 dust & water resistance, SGS 5-star Drop Resistance, MIL-STD-810H Shock Resistance) |
| Size | 165.8 x 76.1 x 7.7 mm | 166.14 x 77.01 x 8.39 mm |
| Weight | 186 g | 209 g |
| Colors | Nebula Red, Ocean Blue | Glowing Black, Coral Red, Lavender Purple |
| Release Date | August 27, 2024 | September 28, 2025 |
| Price | ₱5,499.00 - Official price of 4GB+64GB version in the Philippines ₱6,999.00 - Official price of 4GB+128GB version in the Philippines |
₱6,999.00 - Official price of 4GB+128GB version in the Philippines ₱8,999.00 - Official price of 6GB+256GB version in the Philippines |
| Buy Online |
OPPO A3x on Lazada OPPO A3x on Shopee |
vivo Y21d on Lazada vivo Y21d on Shopee |