Xiaomi Redmi 9A vs Samsung Galaxy A03

Here we compared two budget smartphones: the 6.53-inch Xiaomi Redmi 9A (with MediaTek Helio G25) that was released on June 30, 2020, against the Samsung Galaxy A03, which is powered by Unisoc T606 and came out 17 months after. 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
  • 59% better performance in AnTuTu Benchmark (150K versus 94K)
  • Compatible with Wi-Fi 5 wireless networks
  • Supports 15W fast charging
  • More recent OS version: Android 12 versus 11
  • The phone is 1-year and 5-months newer
  • 2.2x faster in single-core GeekBench 5 test: 303 and 137 points
  • Supports Dolby Atmos sound technology

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
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.
Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type IPS LCD PLS TFT
Size 6.53 inches 6.5 inches
Resolution 720 x 1600 pixels 720 x 1600 pixels
Aspect ratio 20:9 20:9
PPI 269 ppi 270 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness 400 nits 400 nits
HDR support No No
Screen protection Tempered glass Tempered glass
Screen-to-body ratio 81.1% 81.8%
Display tests
RGB color space 92.9% 96%
PWM - Not detected
Response time 40 ms 45 ms
Contrast 1318:1 1641:1
Peak brightness test (auto)
Redmi 9A +4%
437 nits
421 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 164.9 mm (6.49 inches) 164.2 mm (6.46 inches)
Width 77 mm (3.03 inches) 75.9 mm (2.99 inches)
Thickness 9 mm (0.35 inches) 9.1 mm (0.36 inches)
Weight 194 gramm (6.84 oz) 196 gramm (6.91 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Gray, Blue, Green Black, Blue, Red
Fingerprint scanner No No
Screen-to-body ratio
81.1%
81.8%

Performance

Tests of Xiaomi Redmi 9A and Samsung Galaxy A03 in the benchmarks
SoC
Chipset MediaTek Helio G25 Unisoc T606
Max. clock 2000 MHz 1600 MHz
CPU cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4 cores at 1.5 GHz: Cortex-A53
- 4 cores at 2 GHz: Cortex-A53
- 6 cores at 1.6 GHz: Cortex-A55
- 2 cores at 1.6 GHz: Cortex-A75
L3 cache - 1 MB
Lithography process 12 nanometers 12 nanometers
Graphics IMG PowerVR GE8320 Mali-G57 MP1
GPU clock 650 MHz 650 MHz
FLOPS ~41.8 GFLOPS -
Memory
RAM size 2 GB 3, 4 GB
Memory type LPDDR4X LPDDR4X
Memory clock 2133 MHz -
Channels 2 2
Storage
Storage size 32 GB 32, 64, 128 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 256 GB Up to 1024 GB

Benchmarks

Geekbench 5 (Single-Core)
137
Galaxy A03 +121%
303
Geekbench 5 (Multi-Core)
473
Galaxy A03 +121%
1045
AnTuTu Benchmark 9
94467
Galaxy A03 +59%
150531
CPU 36605 60739
GPU 12376 24375
Memory 24580 33135
UX 20429 32172
Total score 94467 150531
3DMark Wild Life Performance
Stability - 97%
Graphics test - 2 FPS
Graphics score - 403
PCMark 3.0 score - 6688
Sources: 3DMark [3]

Software

Operating system Android 10 (Can be upgraded to Android 11) Android 11 (Can be upgraded to Android 12)
ROM MIUI 12.5 Enhanced One UI Core 4.1
OS size 11 GB 13.5 GB

Battery

Specifications
Capacity 5000 mAh 5000 mAh
Charge power 10 W 15 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging No Yes (20% in 40 min)
Full charging time 2:55 hr 3:35 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 13 megapixels 48 megapixels
Image resolution 4128 x 3096 8000 x 6000
Zoom Digital Digital
Flash LED LED
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 (13 MP) 2 (48 MP + 2 MP)
Wide (main) lens - 13 MP
- Aperture: f/2.2
- Focal length: 28 mm
- Pixel size: 1 micron
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Phase autofocus
Depth lens - - 2 MP
- Aperture: f/2.4
Camera features - - Bokeh mode
Selfie camera
Megapixels 5 megapixels 5 megapixels
Image resolution 2560 x 1960 2560 x 1960
Aperture f/2.2 f/2.2
Pixel size 1.12 microns -
Sensor type CMOS CMOS
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 4 (802.11 a/b/g/n) Wi-Fi 5 (802.11 b/g/n/ac)
Wi-Fi features - Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, HID, A2DP LE, A2DP
USB type Micro USB Micro USB
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo, QZSS
NFC* No No
Infrared port No No
Network
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

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes -
Dolby Atmos No Yes
Speakers test
Max. loudness
76.5 dB
81.9 dB

Other

Category Budget Budget
Announced June 2020 November 2021
Release date August 2020 January 2022
SAR (head) 0.398 W/kg -
SAR (body) 0.901 W/kg -
Sensors - Proximity sensor
- Accelerometer
- Ambient light sensor
- Proximity sensor
- Accelerometer
- Ambient light sensor
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Samsung Galaxy A03 is definitely a better buy.

Cast your vote

So, which phone would you choose?
45 (26.5%)
125 (73.5%)
Total votes: 170

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