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OPPO A53s vs Xiaomi Redmi 9

What A53s does better (7) and where Redmi 9 wins (6) — every spec side by side.

OPPO A53s
OPPO · 2020A53s
5.4Score
7 advantages≈ $120
Higher score
vs
Xiaomi Redmi 9
Xiaomi · 2020Redmi 9
4.8Score
6 advantages≈ $120
4.0Display3.1
3.4Camera5.0
4.6Battery5.8
6.2Features5.0
Dimensions

Size comparison

A53sRedmi 9
75.1 × 163.98.477 × 163.39.1
A53sRedmi 9Difference
Height163.9 mm163.3 mm+0.6 mm
Width75.1 mm77 mm−1.9 mm
Thickness8.4 mm9.1 mm−0.7 mm
Weight186 g198 g−12 g

Drawn to the same scale from the official dimensions (front and side).

Why is A53s better than Redmi 9?

  1. Refresh rate90 Hz vs 60 Hz+50%
  2. Stereo speakersYes · Redmi 9: No
  3. Storage (base)64 GB vs 32 GB2×
  4. Peak brightness480 nits vs 400 nits+20%
  5. Weight186 g vs 198 g+6%
  6. Process11 nm vs 12 nm+9%
  7. Thickness8.4 mm vs 9.1 mm+8%

Why is Redmi 9 better than A53s?

  1. RAM4 GB vs 6 GB+50%
  2. Pixel density270 ppi vs 395 ppi+46%
  3. Rear cameras1 vs 22×
  4. Ultra-wide cameraNo · A53s: Yes
  5. CPU frequency1.8 GHz vs 2 GHz+11%
  6. Resolution (width)720 px vs 1,080 px+50%
Specifications

Side by side

OPPO A53sOPPO A53s≈ $1205.4
Xiaomi Redmi 9Xiaomi Redmi 9≈ $1204.8
Design
Weight186 g198 g
Thickness8.4 mm9.1 mm
Height163.9 mm163.3 mm
Width75.1 mm77 mm
Frame—Plastic
Back—Plastic
Glass protectionCorning Gorilla Glass 3Corning Gorilla Glass 3
ColoursElectric Black, Fancy BlueCarbon Gray, Sunset Purple, Ocean Green, Pink/Blue
Display
Screen size6.5″6.5″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)720 px1,080 px
Resolution (height)1,600 px2,340 px
Pixel density270 ppi395 ppi
Refresh rate90 Hz60 Hz
Peak brightness480 nits400 nits
Measured brightness—328 nits
Screen-to-body ratio82.9%83.2%
Performance
ChipsetQualcomm SM4250 Snapdragon 460Mediatek MT6769V/CU Helio G80
Chip makerQualcommMediaTek
Process11 nm12 nm
CPU cores88
CPU frequency1.8 GHz2 GHz
GPUAdreno 610Mali-G52 MC2
AnTuTu score—201,829
Geekbench 6 (multi-core)—1,325
3DMark Wild Life Extreme—171
Memory
RAM4 GB6 GB
Storage (max)128 GB128 GB
Storage (base)64 GB32 GB
Storage typeUFS 2.1eMMC 5.1
Memory card slotYesYes
Camera
Main camera13 MP13 MP
Main camera aperturef/2.2f/2.2
Main sensor size1/3.06"1/3.1"
Rear cameras12
Optical stabilisationNoNo
Ultra-wide cameraNoYes
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera8 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity5,000 mAh5,020 mAh
Battery typeLi-PoLi-Po
Wired charging18 W18 W
Wireless chargingNoNo
Connectivity
5GNoNo
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 5
Bluetooth55
NFCYesYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Infrared port—Yes
Satellite navigationGLONASS, GALILEO, BDSGLONASS, BDS
Features
Stereo speakersYesNo
3.5 mm headphone jackYesYes
Loudspeaker loudness—-26.9 LUFS
Fingerprint sensorRearRear
SensorsFingerprint (rear-mounted), accelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, proximity, compass
SAR (head)0.77 W/kg0.71 W/kg
Software
OS at launchAndroid 10Android 10
PlatformAndroidAndroid
InterfaceColorOS 7.2MIUI 13
To compare: 0up to 4 models
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