| Brand: | Samsung |
| Model: | Galaxy A03 |
| Type: | Smartphone |
| Release Date: | 2021 |
| Size: | 6.5 inches, 102.0 cm2 |
| Resolution: | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) |
| Technology: | PLS LCD |
| Main Specs: | 48 MP, f/1.8, (wide), AF Auxiliary lens |
| Main Features: | LED flash |
| Main Video: | 1080p@30fps |
| Selfie Specs: | 5 MP, f/2.2 |
| Selfie Video: | Yes |
| Capacity: | 5000 mAh |
| Type: | Li-Po |
| Chipset: | Unisoc T606 (12 nm) |
| Cpu: | Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) |
| Gpu: | Mali-G57 MP1 |
| Ram: | 2GB |
| Storage: | 32GB |
| Expandable: | microSDXC (dedicated slot) |
| Os: | Android 11, upgradable to Android 13, One UI core 5 |
| Os Version: | 11 |
| Dimensions: | 164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in) |
| Weight: | 196 g (6.91 oz) |
| Sim: | · Nano-SIM· Nano-SIM + Nano-SIM |
| Wifi: | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth: | 5.0, A2DP, LE |
| Nfc: | No |
| Usb: | microUSB 2.0 |
| Headphone Jack: | Yes |
| Network: | GSM / HSPA / LTE |
| Sensors: | Accelerometer, proximity |
| Colors: | Black, Blue, Red |
| Os Family: | Android |
| Os Launch Version: | 11 |
| Os Max Version: | 13 |
