Home Phone comparison Xiaomi Redmi 9A and Xiaomi Redmi Note 9S - Which is better?

Xiaomi Redmi 9A vs Xiaomi Redmi Note 9S

36 out 100
Xiaomi Redmi 9A
VS
49 out 100
Xiaomi Redmi Note 9S
Xiaomi Redmi 9A
Xiaomi Redmi Note 9S

Compared 2 smartphones : Xiaomi Redmi 9A Manufactured in August, 2020, with display 6.53 with chipsetMediaTek Helio G25, vs Xiaomi Redmi Note 9S, Manufactured in April, 2020 with chipsetQualcomm Snapdragon 720G. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi 9A
  • Lighter design: 194g vs 210g
Reasons to choose Xiaomi Redmi Note 9S
  • Larger display: 6.67in
  • Higher pixel density: 395ppi
  • Higher battery capacity: 5020mAh vs 5000mAh
  • Infrared port
  • Fingerprint scanner

Versions

Available versions and configurations
Memory Options - 2/32 GB
- 3/32 GB
- 4/64 GB
- 4/128 GB
- 6/128 GB		 - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB

Review

Key Specs Xiaomi Redmi 9A and Xiaomi Redmi Note 9S
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi Redmi 9A
vs
Xiaomi Redmi Note 9S

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.53 in 6.67 in
Resolution 720x1600 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 269 ppi 395 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 400 nits 628 nits
HDR support No Yes HDR10
Screen-to-body ratio 81.1 % 84 %
Display test
Peak brightness (auto)
Xiaomi Redmi 9A
434 nits
Xiaomi Redmi Note 9S
571 nits
sRGB gamut92.9 %114.9 %
Response time40 ms34 ms
Contrast1318:11111:1
Sources: NotebookCheck [Xiaomi Redmi 9A], [Xiaomi Redmi Note 9S]

Design & Build

Design and ergonomics comparison
Height 164.9 mm (6.49 in) 166 mm (6.54 in)
Width 77 mm (3.03 in) 77 mm (3.03 in)
Thickness 9 mm (0.35 in) 8.8 mm (0.35 in)
Weight 194 g (6.84 oz) 210 g (7.41 oz)
Water resistance No No
Back panel Plastic Glass
Frame Plastic Plastic
Colors - Gray
- Blue
- Green		 - White
- Black
- Blue
Fingerprint sensor No Yes In-Button
Screen-to-body ratio
Xiaomi Redmi 9A
81.1 %
Xiaomi Redmi Note 9S
84 %

Performance

Testing Xiaomi Redmi 9A and Xiaomi Redmi Note 9S In benchmarks
Processor
Chipset MediaTek Helio G25 Qualcomm Snapdragon 720G
Max Frequency 2000 MHz 2300 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/1.5 (Cortex-A53)
- 4/2 (Cortex-A53)		 - 6/1.8 (Kryo 465 Silver (Cortex-A55))
- 2/2.3 (Kryo 465 Gold (Cortex-A76))
Process TSMC Samsung
Transistor Size 12 nm 8 nm
Neural Processor No Hexagon 692
Graphics PowerVR GE8320 Adreno 618
GPU Cores 32 256
GPU Frequency 650 MHz 750 MHz
FLOPS 41.8 GFLOPS 384 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi 9A
472
Xiaomi Redmi Note 9S
722
Geekbench 6 (Multi-Core)
Xiaomi Redmi 9A
1524
Xiaomi Redmi Note 9S
1880
Geekbench 6 (Single-Core)472722
Geekbench 6 (Multi-Core)15241880
AnTuTu 10
AnTuTu 10
Xiaomi Redmi 9A
125125
Xiaomi Redmi Note 9S
387217
CPU50728130988
GPU1684490091
Memory2861172615
UX2894293523
NanoReview Score125125387217
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi 9A
n/a
Xiaomi Redmi Note 9S
1041
Max Surface Temp.n/a42.4 °C
Stabilityn/a98 %
Graphics Testn/a6 fps
Graphics Scoren/a1041
Sources: 3DMark [Xiaomi Redmi Note 9S]
PCMark 3.0
PCMark 3.0
Xiaomi Redmi 9A
n/a
Xiaomi Redmi Note 9S
8091
Writing scoren/a9663
Web scoren/a5943
Video editingn/a5437
Data manipulationn/a6802
NanoReview Scoren/a8091

Memory

RAM
RAM Size - 2 GB
- 4 GB
- 6 GB		 - 4 GB
- 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1600 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 32 GB
- 64 GB
- 128 GB		- 64 GB
- 128 GB
Storage TypeeMMC 5.1UFS 2.1
Memory CardMicroSDMicroSD

Software

OS Android 10 (Upgradeable to Android 11) Android 10.0 (Upgradeable to Android 12)
OS Size 11 GB 18 GB
UI Skin MIUI 12.5 Enhanced MIUI 14

Battery

Volume 5000 mAh 5020 mAh
Max Charging Power 10 W 18 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging No Yes (50% in 50 min)
Full Charge Time 2:55 h 2:30 h
Battery Life Test
Battery Life
Xiaomi Redmi 9A
24:07
Xiaomi Redmi Note 9S
26:58
Web Browsing10:08 h10:56 h
Video Playback13:37 h15:15 h
Games05:37 h05:45 h
Standby Mode118 h136 h

Main camera

Matrix 13 MP 48 MP
Photo resolution 4128x3096 pixels 8000x6000 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording No Yes (Up to 30 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion No 960 fps (720p)
Wide-angle lens n/a 119 °
Lenses count Standard: 13 MP Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
Main lens
Matrix13 MP48 MP
Aperturef/2.2f/1.8
Focal length28 mm26 mm
Sensorn/aSamsung S5KGM2
Sensor sizen/a1/2
Pixel size1 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrixn/a8 MP
Aperturen/af/2.2
Focal lengthn/a13 mm
Sensorn/aOmnivision OV8856
Sensor sizen/a1/4.0
Pixel sizen/a1.12 μm
Stabilizationn/aDigital

Front camera

Matrix 5 MP 16 MP
Photo resolution 2560x1960 pixels 4920x3264 pixels
Aperture f/2.2 f/2.5
Sensor CMOS Omnivision OV16A1Q
Sensor size n/a 1/3.06
Pixel size 1.12 μm 1 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 4 (802.11 a/b/g/n) Wi-Fi 5 (802.11 a/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, HID, A2DP
USB type Micro USB USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC
NFC* No No
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2/3/5/8GSM 850 / 900 / 1800 / 2100 / 2600 / 2300 / 2500
3G BandsWCDMA B1/2/4/5/8HSDPA 850 / 900 / 1900 / 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28)LTE (B850/B900/B1800/B2100/B2300/B2500/B2600)
LTE category412
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos No No
Speaker Test
Max Volume
Xiaomi Redmi 9A
76.5 dB
Xiaomi Redmi Note 9S
81 dB

Other

Class Budget Mid-range
Announced June, 2020 yr March, 2020 yr
Release Date August, 2020 yr April, 2020 yr
Launch Price ($) 100 200
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Redmi Note 9S the clear winner in this comparison.

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