This is a side-by-side specs comparison of the Oppo A37 and vivo Y21d smartphones.
The Oppo A37 features a more compact 5-inch display, 2,630mAh battery and Qualcomm Snapdragon 410 chipset.
Meanwhile, the vivo Y21d features a larger 6.68-inch display, 50MP main camera, 6,500mAh battery, 44W fast charging and IP68 dust & water resistance. The two phones have similar prices.
| Specs | Oppo A37 | vivo Y21d |
|---|---|---|
| Picture & Ratings |
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| Design and Display | ||
| Display | 5.0-inch HD IPS LCD Display (720 x 1280 Pixels 294 ppi) with Corning Gorilla Glass 4, 2.5D Arc Glass | 6.68-inch HD+ IPS LCD Display (720 x 1608 Pixels, 264 ppi) with Guardian Glass, 90Hz Refresh Rate, 1000nits HBM, and punch-hole |
| Size | 143.1 x 71 x 7.7 mm | 166.14 x 77.01 x 8.39 mm |
| Weight | 136 g | 209 g |
| Build | Metal | Glass front, Plastic composite back |
| Durability | IP68/IP69 dust & water resistance, SGS 5-star Drop Resistance, MIL-STD-810H Shock Resistance | |
| Colors | Gold & Rose Gold | Glowing Black, Coral Red, Lavender Purple |
| Our pick: |
✔
vivo Y21d The vivo Y21d has a larger and sharper display. It is also more durable, while the Oppo A37 has better build materials and is lighter and thinner. |
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| Performance | ||
| Chipset | Qualcomm Snapdragon 410 | UNISOC T7225 (12 nm) |
| CPU | Quad Core CPU 4x Cortex-A53 @ 1.2GHz |
Octa Core CPU 2x Cortex-A75 @ 1.8GHz & 6x Cortex-A55 @ 1.8GHz |
| GPU | Adreno 306 | Mali-G52 MP1 |
| RAM | 2 GB | 4GB or 6GB of RAM |
| Storage | 16GB | 128GB or 256GB (eMMC 5.1) |
| Expansion | 128GB via microSD | 2TB via microSD |
| OS | Android 5.1 Lollipop with Color OS 3.0 | Android 15 with Funtouch OS 15 |
| Our pick: |
✔
vivo Y21d
The vivo Y21d has better performance and a higher maximum RAM capacity. |
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| Cameras | ||
| Rear Camera | 8.0 Megapixels Autofocus LED Flash 1.4µm Pixel Size |
Dual Cameras: 50MP Main Camera (f/1.8 aperture, Autofocus) VGA auxiliary camera -Dual LED Flash -Up to 1080p@30fps video recording |
| Front Camera |
5.0 Megapixels with Fixed Focus and Screen Flash - 1/4" Sensor Size |
5 Megapixels (f/2.2 aperture) - Up to 1080p@30fps video recording |
| Our pick: |
✔
vivo Y21d
Based on the specs, vivo Y21d has a higher-resolution 50MP main camera. |
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| Connectivity | ||
| 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 | Wi-Fi 802.11 b/g/n/ac (dual band) |
| SIM | Dual SIM (Nano-SIM) | Dual SIM (Nano-SIM) |
| NFC | No | No |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.2 |
| Infrared | No | |
| Location | A-GPS | GPS, GLONASS, GALILEO, BeiDou, QZSS |
| Our pick: |
✔
vivo Y21d
The vivo Y21d has newer Bluetooth. |
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| Audio and Features | ||
| USB OTG | Yes | Yes |
| USB | MicroUSB 2.0 | USB Type-C |
| 3.5mm Audio Jack | Yes | No |
| Audio Enhancement | Dirac HD | Dual Speakers, Up to 400% volume |
| FM Radio | Yes | Yes |
| Sensors |
No biometric sensors. Proximity Sensor & Ambient Light Sensor Compass & Accelerometer |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass & Accelerometer Ring notification LED (Dynamic Light) |
| Our pick: |
✔
vivo Y21d
Based on the specs, it has stereo speakers, higher maximum volume, a fingerprint sensor, and face recognition. |
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| Battery and Charging | ||
| Battery | 2630 mAh Li-ion Battery (Non-removable) | 6500 mAh (Non-removable) |
| Charging | 44W Fast Charging (50% in 38 minutes) | |
| Our pick: |
✔
vivo Y21d
The vivo Y21d has a larger battery capacity and faster charging. |
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| Price and Availability | ||
| Price | ₱6,990.00 - Official Price 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 |
| Release Date | June 2016 | September 28, 2025 |
| Buy Online |
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