Home Phone comparison Oppo Realme C33 and Xiaomi Redmi 9 - Which is better?

Oppo Realme C33 vs Xiaomi Redmi 9

45 out 100
Oppo Realme C33
VS
42 out 100
Xiaomi Redmi 9
Oppo Realme C33
Xiaomi Redmi 9

Compared 2 smartphones : Oppo Realme C33 Manufactured in September, 2022, with display 6.5 with chipsetUnisoc Tiger T612, vs Xiaomi Redmi 9, Manufactured in July, 2020 with chipsetMediaTek Helio G80. 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 Oppo Realme C33
  • Lighter design: 187g vs 198g
Reasons to choose Xiaomi Redmi 9
  • Larger display: 6.53in
  • Higher pixel density: 395ppi
  • Higher battery capacity: 5020mAh vs 5000mAh
  • Infrared port

Versions

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

Review

Key Specs Oppo Realme C33 and Xiaomi Redmi 9
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.
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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
Smartphones:
Oppo Realme C33
vs
Xiaomi Redmi 9

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.5 in 6.53 in
Resolution 720x1600 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 270 ppi 395 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 400 nits 400 nits
HDR support No No
Touch Sampling Rate 120 Hz n/a
Screen-to-body ratio 82.1 % 83.2 %
Display test
Peak brightness (auto)
Oppo Realme C33
n/a
Xiaomi Redmi 9
423 nits
sRGB gamutn/a93 %
PWM (Flicker)n/a500 Hz
Response timen/a35 ms
Contrastn/a710:1
Sources: NotebookCheck [Xiaomi Redmi 9]

Design & Build

Design and ergonomics comparison
Height 164.2 mm (6.46 in) 163.3 mm (6.43 in)
Width 75.7 mm (2.98 in) 77 mm (3.03 in)
Thickness 8.3 mm (0.33 in) 9.1 mm (0.36 in)
Weight 187 g (6.6 oz) 198 g (6.98 oz)
Water resistance No No
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Gold
- Blue		 - Gray
- Green
- Purple
Fingerprint sensor Yes In-Button Yes rear
Screen-to-body ratio
Oppo Realme C33
82.1 %
Xiaomi Redmi 9
83.2 %

Performance

Testing Oppo Realme C33 and Xiaomi Redmi 9 In benchmarks
Processor
Chipset Unisoc Tiger T612 MediaTek Helio G80
Max Frequency 1800 MHz 2000 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/1.8 (Cortex-A55)
- 2/1.8 (Cortex-A75)		 - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 12 nm 12 nm
Neural Processor n/a Yes
Graphics Mali-G57 MP1 Mali-G52 MP2
GPU Cores 32 48
GPU Frequency 614 MHz 950 MHz
FLOPS 78.6 GFLOPS 91.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme C33
428
Xiaomi Redmi 9
514
Geekbench 6 (Multi-Core)
Oppo Realme C33
1428
Xiaomi Redmi 9
1559
Geekbench 6 (Single-Core)428514
Geekbench 6 (Multi-Core)14281559
Sources: Geekbench v6 [Oppo Realme C33]
AnTuTu 10
AnTuTu 10
Oppo Realme C33
249559
Xiaomi Redmi 9
263655
CPU8625893634
GPU2257538883
Memory8376862983
UX5695868155
NanoReview Score249559263655
3DMark Wild Life
3DMark Wild Life
Oppo Realme C33
417
Xiaomi Redmi 9
664
Max Surface Temp.n/a47 °C
Stability98 %98 %
Graphics Test2 fps3 fps
Graphics Score417664
Sources: 3DMark [Oppo Realme C33], [Xiaomi Redmi 9]
PCMark 3.0
PCMark 3.0
Oppo Realme C33
7420
Xiaomi Redmi 9
8330
Writing score98149134
Web score69747371
Video editing46415562
Data manipulation55746064
NanoReview Score74208330

Memory

RAM
RAM Size - 3 GB
- 4 GB		 - 3 GB
- 4 GB
- 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency n/a 1866 MHz
Channels 2 2
Storage
Storage Capacity- 32 GB
- 64 GB
- 128 GB		- 32 GB
- 64 GB
- 128 GB
Storage TypeUFS 2.2eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 12 Android 10 (Upgradeable to Android 12)
OS Size n/a 13 GB
UI Skin Realme UI S MIUI 13

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 80 min)
Full Charge Time 3:00 h 3:05 h
Battery Life Test
Battery Life
Oppo Realme C33
n/a
Xiaomi Redmi 9
22:51
Web Browsingn/a08:45 h
Video Playbackn/a13:56 h
Gamesn/a05:30 h
Standby Moden/a113 h

Main camera

Matrix 50 MP 13 MP
Photo resolution 8192x6144 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 120 fps (720p)
Wide-angle lens n/a 118 °
Lenses count Standard: 50 MP
Depth: 0.3 MP		 Standard: 13 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 2 MP
Features Bokeh effect - Bokeh effect
- Pro mode
Main lens
Matrix50 MP13 MP
Aperturef/1.8f/2.2
Focal lengthn/a28 mm
Sensorn/aOmnivision OV13B10
Sensor sizen/a1/3.1
Pixel sizen/a1.12 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 8 MP
Photo resolution 2560x1960 pixels 3264x2448 pixels
Aperture f/2.2 f/2.0
Focal length 27 mm 27 mm
Sensor CMOS CMOS
Sensor size 1/5.0 1/4.0
Autofocus No No
Stabilization Digital Digital
Video resolution 720p 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		 - Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, A2DP LE, HID, A2DP
USB type Micro USB USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900GSM B2/3/5/8
3G BandsWCDMA Bands 1/5/8HSDPA B1/2/4/5/8
LTE Bands*LTE (B/B1/B3/B5/B8/B38/B40/B41)LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28)
LTE category77
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio n/a Yes
Dolby Atmos No No
Speaker Test
Max Volume
Oppo Realme C33
n/a
Xiaomi Redmi 9
83.7 dB

Other

Class Budget Budget
Announced September, 2022 yr June, 2020 yr
Release Date September, 2022 yr July, 2020 yr
Launch Price ($) 140 130
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 10 W Yes 10 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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