This is a side-by-side smartphone specs comparison of the Vivo Y91 and vivo Y21d.
The Vivo Y91 has a 6.22-inch display, Qualcomm Snapdragon 439 processor, dual cameras, 4G LTE (with VoLTE) connectivity, and 4030mAh 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 | Vivo Y91 | vivo Y21d |
|---|---|---|
| Picture |
★★★★★ 3.6/5 stars (139 ratings)
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★★★★★ 3.7/5 stars (24 ratings)
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| Screen | 6.22-inch HD+ IPS LCD Display (720 x 1520 Pixels, 270 ppi) with 19:9 Aspect Ratio, 2.5D Arc Glass, Rounded Corners and Notch | 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 8.1 Oreo with Funtouch OS 4.5 | Android 15 with Funtouch OS 15 |
| Chipset | Qualcomm Snapdragon 439 | UNISOC T7225 (12 nm) |
| CPU | Octa Core CPU 4x Cortex-A53 @ 1.95GHz & 4x Cortex-A53 @ 1.45GHz |
Octa Core CPU 2x Cortex-A75 @ 1.8GHz & 6x Cortex-A55 @ 1.8GHz |
| GPU | Adreno 505 | Mali-G52 MP1 |
| RAM | 3 GB | 4GB or 6GB of RAM |
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| Rear Camera | Dual Cameras: 13MP Main Camera (f/2.2 Aperture) 2MP Depth Sensor (f/2.4) -Autofocus and LED Flash |
Dual Cameras: 50MP Main Camera (f/1.8 aperture, Autofocus) VGA auxiliary camera -Dual LED Flash -Up to 1080p@30fps video recording |
| Front Camera |
8 Megapixels (f/2.0 Aperture) |
5 Megapixels (f/2.2 aperture) - Up to 1080p@30fps video recording |
| Storage | 32GB or 64GB | 128GB or 256GB (eMMC 5.1) |
| Expansion | 256GB via microSD | 2TB via microSD |
| SIM | Dual SIM (Nano-SIM) | Dual SIM (Nano-SIM) |
| Networks | 4G LTE (with VoLTE), 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 4.2 | Bluetooth 5.2 |
| Infrared | No | |
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| Position | A-GPS | GPS, GLONASS, GALILEO, BeiDou, QZSS |
| USB OTG | Yes | Yes |
| USB | MicroUSB 2.0 | USB Type-C |
| 3.5mm Audio Jack | Yes | No |
| Audio Enhancement | None | Dual Speakers, Up to 400% volume |
| FM Radio | Yes | Yes |
| Sensors |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass, Gyroscope & Accelerometer |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass & Accelerometer Ring notification LED (Dynamic Light) |
| Battery | 4030 mAh Li-ion Battery (Non-removable) | 6500 mAh (Non-removable) 44W Fast Charging (50% in 38 minutes) |
| Material | Plastic (Glossy Finish) | Glass front, Plastic composite back (IP68/IP69 dust & water resistance, SGS 5-star Drop Resistance, MIL-STD-810H Shock Resistance) |
| Size | 155.11 × 75.09 × 8.28 mm | 166.14 x 77.01 x 8.39 mm |
| Weight | 163.5 g | 209 g |
| Colors | Starry Black and Blue | Glowing Black, Lavender Purple |
| Release Date | November 16, 2018 | September 28, 2025 |
| Price | ₱9,499.00 - Official price of 32GB storage version in the Philippines ₱9,999.00 - Official price of 64GB storage 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 |
Vivo Y91 on Lazada Vivo Y91 on Shopee |
vivo Y21d on Lazada vivo Y21d on Shopee |