The Vivo Y03 runs on the Mediatek Helio G85 (12nm) processor with Mali-G52 MC2 GPU. The phone has 4 GB RAM and 128 GB of internal storage which is expandable using microSDXC. The Vivo Y03 has a 6.56-inch, 720 x 1612 pixels IPS display with a pixel density of 269 ppi. Coming to cameras, it has a 13 MP rear camera and a 5 MP front camera for selfies. It has a USB Type-C port for data syncing and charging. There is a fingerprint sensor present on the Vivo Y03 as well, along with a magnetic field sensor (compass), proximity sensor, and accelerometer sensor. It is a dual SIM smartphone with support for 3G, USB OTG, Wi-Fi, and FM Radio. The Vivo Y03 runs on Android 14 and all this is powered by a 5000 mAh battery. It measures 163.8 x 75.7 x 8.4 mm (height x width x thickness) with a total weight of 185 grams including battery.