Xiaomi Redmi A2 vs Oppo Realme C75

Compared 2 smartphones : Xiaomi Redmi A2 Manufactured in March, 2023, with display 6.52 with chipsetMediaTek Helio G36, vs Oppo Realme C75, Manufactured in December, 2024 with chipsetMediaTek Helio G92 Max. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi A2
  • Lighter design: 192g vs 196g
Reasons to choose Oppo Realme C75
  • Larger display: 6.72in
  • Higher pixel density: 392ppi
  • Higher refresh rate: 90Hz
  • Higher battery capacity: 6000mAh vs 5000mAh
  • Fingerprint scanner

Versions

Available versions and configurations
Memory Options - 2/32 GB
- 2/64 GB
- 3/32 GB
- 3/64 GB
- 4/64 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB

Review

Key Specs Xiaomi Redmi A2 and Oppo Realme C75
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

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.52 in 6.72 in
Resolution 720x1600 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 269 ppi 392 ppi
Refresh rate 60 Hz 90 Hz
Adaptive refresh rate No No
Max brightness 400 nits 690 nits
HDR support No No
Screen-to-body ratio 81.1 % 86.3 %
Display test
Peak brightness (auto)
Xiaomi Redmi A2
374 nits
Oppo Realme C75
n/a
sRGB gamut95 %n/a
Response time30 msn/a
Contrast1303:1n/a

Design & Build

Design and ergonomics comparison
Height 164.9 mm (6.49 in) 165.69 mm (6.52 in)
Width 76.8 mm (3.02 in) 76.22 mm (3 in)
Thickness 9.1 mm (0.36 in) 7.99 mm (0.31 in)
Weight 192 g (6.77 oz) 196 g (6.91 oz)
Water resistance No IP69
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Blue
- Green
- Black
- Gold
Fingerprint sensor No Yes In-Button
Screen-to-body ratio
Xiaomi Redmi A2
81.1 %
Oppo Realme C75
86.3 %

Performance

Testing Xiaomi Redmi A2 and Oppo Realme C75 In benchmarks
Processor
Chipset MediaTek Helio G36 MediaTek Helio G92 Max
Max Frequency 2200 MHz 2000 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Cortex-A53)
- 4/2.2 (Cortex-A53)
- 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 12 nm 12 nm
Neural Processor No MediaTek APU
Graphics PowerVR GE8320 Mali-G52 MP2
GPU Cores 32 48
GPU Frequency 680 MHz 1000 MHz
FLOPS 43.5 GFLOPS 96 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi A2
477
Oppo Realme C75
436
Geekbench 6 (Multi-Core)
Xiaomi Redmi A2
1523
Oppo Realme C75
1356
Geekbench 6 (Single-Core)477436
Geekbench 6 (Multi-Core)15231356
Geekbench Compute (GPU)n/a1075
AnTuTu 10
AnTuTu 10
Xiaomi Redmi A2
131111
Oppo Realme C75
222969
CPU4216858520
GPU1783340838
Memory4032759672
UX3078363939
NanoReview Score131111222969

Memory

RAM
RAM Size - 2 GB
- 3 GB
- 6 GB
- 8 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1600 MHz 1800 MHz
Channels 2 2
Storage
Storage Capacity32 GB- 128 GB
- 256 GB
Storage TypeeMMC 5.1eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 12 Android 14
UI Skin MIUI 14 Realme UI 5.0

Battery

Volume 5000 mAh 6000 mAh
Max Charging Power 10 W 45 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging No Yes (40% in 30 min)
Full Charge Time 2:43 h n/a

Main camera

Matrix 8 MP 50 MP
Photo resolution 3264x2448 pixels n/a
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 n/a
Lenses count Standard: 8 MP
Depth: 0.08 MP
Standard: 50 MP
Depth
Features Bokeh effect - Bokeh effect
- Pro mode
Main lens
Matrix8 MP50 MP
Aperturef/2.0f/1.8
Sensor sizen/a1/2.88
Pixel sizen/a0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital

Front camera

Matrix 5 MP 8 MP
Photo resolution 2592x1944 pixels 3264x2448 pixels
Aperture f/2.2 f/2.0
Focal length n/a 26 mm
Sensor CMOS CMOS
Sensor size n/a 1/4
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 LE
USB type Micro USB USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* No Varies by region
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G Bandsn/aGSM 850/900/1800/1900MHz
3G Bandsn/aWCDMA 1/5/8
LTE Bands*n/aLTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)
LTE category47
5G SupportNoNo

Sound

Speakers Mono Stereo
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos No No
Speaker Test
Max Volume
Xiaomi Redmi A2
79.4 dB
Oppo Realme C75
n/a

Other

Class Budget Budget
Announced March, 2023 yr November, 2024 yr
Release Date March, 2023 yr December, 2024 yr
Launch Price ($) 115 180
Sensors Accelerometer - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 10 W Yes 45 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Realme C75 the clear winner in this comparison.

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