This is a side-by-side smartphone specs comparison of the Vivo Y91i and OPPO A31.
The Vivo Y91i has a 6.22-inch display, Qualcomm Snapdragon 439 processor, dual cameras, 4G LTE (with VoLTE) connectivity, and 4030mAh battery.
Meanwhile, the OPPO A31 has a 6.5-inch display, MediaTek Helio P35 processor, triple cameras, 4G LTE (with VoLTE) connectivity, and 4230mAh battery.
| Specs | Vivo Y91i | OPPO A31 |
|---|---|---|
| Picture |
★★★★★ 3.5/5 stars (54 ratings)
|
×
★★★★★ 3.4/5 stars (379 ratings)
|
| 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 | 6.5-inch HD+ IPS LCD Display (720 x 1600 Pixels, 270 ppi) with 20:9 Aspect Ratio and Waterdrop Notch |
| OS | Android 8.1 Oreo with Funtouch OS 4.5 | Android 9.0 Pie with ColorOS 6.1 |
| Chipset | Qualcomm Snapdragon 439 | MediaTek Helio P35 |
| CPU | Octa Core CPU 4x Cortex-A53 @ 1.95GHz & 4x Cortex-A53 @ 1.45GHz |
Octa Core CPU 4x Cortex-A53 @ 2.3GHz & 4x Cortex-A53 @ 1.8GHz |
| GPU | Adreno 505 | PowerVR GE8320 |
| RAM | 2 GB | 4 GB |
|
|
||
| Rear Camera | Dual Cameras: 13MP Main Camera (f/2.2 Aperture) 2MP Depth Camera -Autofocus and LED Flash |
Triple Cameras: 12MP Main Camera (f/1.8 Aperture, PDAF) 2MP Macro (f/2.4 Aperture) 2MP Depth Sensor -LED Flash |
| Front Camera |
8 Megapixels (f/2.0 Aperture) |
8 Megapixels (f/2.0 Aperture) |
| Storage | 16GB | 128GB |
| Expansion | 256GB via microSD | 512GB via microSD |
| SIM | Dual SIM (Nano-SIM) | Dual SIM (Nano-SIM) |
| Networks | 4G LTE (with VoLTE), 3G HSPA+, 2G EDGE & GPRS Networks | 4G LTE (with VoLTE), 3G HSPA+, 2G EDGE & GPRS Networks |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n |
| NFC | No | No |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 |
| Infrared | ||
|
|
||
| Position | A-GPS | A-GPS |
| USB OTG | Yes | Yes |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| 3.5mm Audio Jack | Yes | Yes |
| Audio Enhancement | None | None |
| 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 |
| Battery | 4030 mAh Li-ion Battery (Non-removable) | 4230 mAh Li-Po Battery (Non-removable) 10W Charging |
| Material | Polycarbonate | Glossy Plastic |
| Size | 155.11 x 75.09 x 8.28 mm | 163.9 x 75.5 x 8.3 mm |
| Weight | 164 g | 180 g |
| Colors | Black, Blue and Red | Mystery Black and Fantasy White |
| Release Date | December 2018 | March 9, 2020 |
| Price | ₱8,499.00 - Official Price in the Philippines | ₱8,990.00 - Official Price in the Philippines |
| Buy Online |
Vivo Y91i on Lazada Vivo Y91i on Shopee |
OPPO A31 on Lazada OPPO A31 on Shopee |