Xiaomi Redmi 9A vs Xiaomi Redmi 7A

Compared 2 smartphones : Xiaomi Redmi 9A Manufactured in August, 2020, with display 6.53 with chipsetMediaTek Helio G25, vs Xiaomi Redmi 7A, Manufactured in June, 2019with chipsetQualcomm Snapdragon 439. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi 9A
  • Larger display: 6.53in
  • Higher battery capacity: 5000mAh vs 4000mAh
  • Newer Bluetooth version: 5 vs 4.2
Reasons to choose Xiaomi Redmi 7A
  • Higher pixel density: 295ppi
  • Lighter design: 165g vs 194g

Versions

Available versions and configurations
Memory Options - 2/32 GB
- 3/32 GB
- 4/64 GB
- 4/128 GB
- 6/128 GB
- 2/16 GB
- 2/32 GB
- 3/32 GB

Review

Key Specs Xiaomi Redmi 9A and Xiaomi Redmi 7A
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
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.53 in 5.45 in
Resolution 720x1600 pixels 720x1440 pixels
Aspect ratio 20:9 18:9
Pixel density 269 ppi 295 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 400 nits 530 nits
HDR support No No
Screen-to-body ratio 81.1 % 74.4 %
Display test
Peak brightness (auto)
Xiaomi Redmi 9A
434 nits
Xiaomi Redmi 7A
506 nits
sRGB gamut92.9 %94.2 %
PWM (Flicker)n/a384 Hz
Response time40 ms27 ms
Contrast1318:1888:1

Design & Build

Design and ergonomics comparison
Height 164.9 mm (6.49 in) 146.3 mm (5.76 in)
Width 77 mm (3.03 in) 70.4 mm (2.77 in)
Thickness 9 mm (0.35 in) 9.5 mm (0.37 in)
Weight 194 g (6.84 oz) 165 g (5.82 oz)
Water resistance No IPX4
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Gray
- Blue
- Green
- Black
- Blue
- Red
Fingerprint sensor No No
Screen-to-body ratio
Xiaomi Redmi 9A
81.1 %
Xiaomi Redmi 7A
74.4 %

Performance

Testing Xiaomi Redmi 9A and Xiaomi Redmi 7A In benchmarks
Processor
Chipset MediaTek Helio G25 Qualcomm Snapdragon 439
Max Frequency 2000 MHz 2000 MHz
CPU Cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4/1.5 (Cortex-A53)
- 4/2 (Cortex-A53)
- 4/1.45 (Cortex-A53)
- 4/2 (Cortex-A53)
Process TSMC Samsung
Transistor Size 12 nm 12 nm
Neural Processor No Hexagon 536
Graphics PowerVR GE8320 Adreno 505
GPU Cores 32 48
GPU Frequency 650 MHz 450 MHz
FLOPS 41.8 GFLOPS 43.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi 9A
472
Xiaomi Redmi 7A
477
Geekbench 6 (Multi-Core)
Xiaomi Redmi 9A
1524
Xiaomi Redmi 7A
1521
Geekbench 6 (Single-Core)472477
Geekbench 6 (Multi-Core)15241521
AnTuTu 10
AnTuTu 10
Xiaomi Redmi 9A
125125
Xiaomi Redmi 7A
118018
CPU5072837665
GPU1684414471
Memory2861126778
UX2894239104
NanoReview Score125125118018

Memory

RAM
RAM Size - 2 GB
- 4 GB
- 6 GB
2 GB
Memory Type LPDDR4X LPDDR3
Memory Frequency 1600 MHz 933 MHz
Channels 2 1
Storage
Storage Capacity- 32 GB
- 64 GB
- 128 GB
- 16 GB
- 32 GB
Storage TypeeMMC 5.1eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 10 (Upgradeable to Android 11) Android 9.0 (Upgradeable to Android 10)
OS Size 11 GB 6.4 GB
UI Skin MIUI 12.5 Enhanced MIUI 12

Battery

Volume 5000 mAh 4000 mAh
Max Charging Power 10 W n/a
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging No No
Full Charge Time 2:55 h 2:35 h
Battery Life Test
Battery Life
Xiaomi Redmi 9A
24:07
Xiaomi Redmi 7A
17:13
Web Browsing10:08 h06:26 h
Video Playback13:37 h09:44 h
Games05:37 h04:10 h
Standby Mode118 h90 h

Main camera

Matrix 13 MP 12 MP
Photo resolution 4128x3096 pixels 4128x3096 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording No No
1080p Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
Slow Motion No No
Lenses count Standard: 13 MP Standard: 12 MP
Features
Main lens
Matrix13 MP12 MP
Aperturef/2.2f/2.2
Focal length28 mmn/a
Sensorn/aSony IMX486
Sensor sizen/a1/2.9
Pixel size1 μm1.12 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital

Front camera

Matrix 5 MP 5 MP
Photo resolution 2560x1960 pixels 2592x1944 pixels
Aperture f/2.2 f/2.2
Sensor CMOS GalaxyCore
Sensor size n/a 1/5
Pixel size 1.12 μm 1.12 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 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 5 4.2
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
- USB-Host mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- GPS
- GLONASS
- Beidou
NFC* No No
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2/3/5/8GSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsWCDMA B1/2/4/5/8HSDPA 900, HSDPA 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28)LTE (B800/B900/B1800/B1900/B2300/B2500/B2600)
LTE category44
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 7A
82 dB

Other

Class Budget Budget
Announced June, 2020 yr May, 2019 yr
Release Date August, 2020 yr June, 2019 yr
Launch Price ($) 100 85
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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