Samsung Galaxy A03 Core vs Oppo Realme Narzo 50i

Here we compared two budget smartphones: the 6.5-inch Samsung Galaxy A03 Core (with Unisoc SC9863A) that was released on November 15, 2021, against the Oppo Realme Narzo 50i, which is powered by the same chip and came out 1 month before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A03 Core
  • 10% better performance in AnTuTu Benchmark (115K versus 105K)
  • 17% faster in single-core GeekBench 5 test: 148 and 127 points
Reasons to consider the Oppo Realme Narzo 50i
  • Uses a faster type of memory: LPDDR4X 1800 MHz
  • Reverse charging feature
  • Weighs 16 grams less


Screen quality, color accuracy, brightness
CPU/GPU performance in apps and games
Battery life, charging type and speed
Photo and video recording quality
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.

Tests and specifications

Comparison table of technical specifications and tests


Size 6.5 inches 6.5 inches
Resolution 720 x 1600 pixels 720 x 1600 pixels
Aspect ratio 20:9 20:9
PPI 270 ppi 270 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness 450 nits 400 nits
HDR support No No
Screen protection Tempered glass Tempered glass
Screen-to-body ratio 81.8% 80.8%

Design and build

Height 164.2 mm (6.46 inches) 165.2 mm (6.5 inches)
Width 75.9 mm (2.99 inches) 76.4 mm (3.01 inches)
Thickness 9.1 mm (0.36 inches) 8.9 mm (0.35 inches)
Weight 211 gramm (7.44 oz) 195 gramm (6.88 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Black, Blue Black, Green
Fingerprint scanner No No
Screen-to-body ratio


Tests of Samsung Galaxy A03 Core and Oppo Realme Narzo 50i in the benchmarks
Chipset Unisoc SC9863A Unisoc SC9863A
Max. clock 1600 MHz 1600 MHz
CPU cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4 cores at 1.2 GHz: Cortex-A55
- 4 cores at 1.6 GHz: Cortex-A55
- 4 cores at 1.2 GHz: Cortex-A55
- 4 cores at 1.6 GHz: Cortex-A55
Lithography process 28 nanometers 28 nanometers
Graphics PowerVR GE8322 PowerVR GE8322
RAM size 2 GB 2, 4 GB
Memory type LPDDR3 LPDDR4X
Memory clock - 1800 MHz
Channels 1 2
Storage size 32 GB 32, 64 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 1024 GB Up to 256 GB


Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
AnTuTu Benchmark 9
CPU - 30324
GPU - 15177
Memory - 30018
UX - 29587
Total score 115725 105169


Operating system Android 11 Android 11
ROM One UI Core 3.1 Realme Go UI
OS size 8.8 GB -


Capacity 5000 mAh 5000 mAh
Charge power 10 W 10 W
Battery type Li-Ion Li-Po
Replaceable Yes No
Wireless charging No No
Reverse charging No Yes
Fast charging No No
Full charging time 2:50 hr 2:56 hr


Specs and camera test of smartphones
Main camera
Matrix 8 megapixels 8 megapixels
Image resolution 3264 x 2448 3264 x 2448
Zoom Digital Digital
Stabilization Digital Digital
8K video recording No No
4K video recording No No
1080p video recording Up to 30FPS Up to 30FPS
Slow motion No No
Lenses 1 (8 MP) 1 (8 MP)
Wide (main) lens - 8 MP
- Aperture: f/2.0
- Phase autofocus
- 8 MP
- Aperture: f/2.0
- Phase autofocus
Selfie camera
Megapixels 5 megapixels 5 megapixels
Image resolution 2560 x 1920 2560 x 1960
Aperture f/2.2 f/2.2
Sensor type CMOS CMOS
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS


Wi-Fi standard Wi-Fi 4 (802.11 a/b/g/n) Wi-Fi 4 (802.11 a/b/g/n)
Wi-Fi features - Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 4.2 4.2
Bluetooth features LE, A2DP LE, A2DP
USB type Micro USB Micro USB
USB version 2 2
USB features - Charging
- USB-Storage mode
- Charging
- USB-Storage mode
GPS GPS, GLONASS, Beidou GPS, GLONASS, Beidou, Galileo
NFC* No No
Infrared port No No
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 4 4
5G support No No


Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio - No
Dolby Atmos No No


Category Budget Budget
Announced November 2021 September 2021
Release date December 2021 October 2021
SAR (head) 0.24 W/kg -
SAR (body) 1.39 W/kg -
Sensors - Proximity sensor
- Accelerometer
- Ambient light sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.


If the software and sound are more important to you, then choose the Samsung Galaxy A03 Core. But if the performance is more of a priority – go for the Oppo Realme Narzo 50i.

Cast your vote

So, which phone would you choose?
2 (66.7%)
1 (33.3%)
Total votes: 3

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