Home Phone comparison Xiaomi Redmi A3 and Realme C51 - Which is better?

Xiaomi Redmi A3 vs Realme C51

40 out 100
Xiaomi Redmi A3
VS
44 out 100
Realme C51
Xiaomi Redmi A3
Realme C51

Compared 2 smartphones : Xiaomi Redmi A3 Manufactured in February, 2024, with display 6.71 with chipsetMediaTek Helio G36, vs Realme C51, Manufactured in August, 2023with chipsetUnisoc Tiger T612. 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 A3
  • Higher pixel density: 268ppi
  • Newer Bluetooth version: 5.4 vs 5
Reasons to choose Realme C51
  • Larger display: 6.74in
  • Lighter design: 186g vs 199g

Versions

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

Review

Key Specs Xiaomi Redmi A3 and Realme C51
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:
Xiaomi Redmi A3
vs
Realme C51

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.71 in 6.74 in
Resolution 720x1650 pixels 720x1600 pixels
Aspect ratio 20:9 20:9
Pixel density 268 ppi 260 ppi
Refresh rate 90 Hz 90 Hz
Adaptive refresh rate No No
Max brightness 420 nits 560 nits
HDR support No No
Touch Sampling Rate n/a 180 Hz
Screen-to-body ratio 84.6 % 85.6 %
Display test
Peak brightness (auto)
Xiaomi Redmi A3
357 nits
Realme C51
n/a
sRGB gamut95.1 %n/a
Response time40 msn/a
Contrast1314:1n/a
Sources: NotebookCheck [Xiaomi Redmi A3]

Design & Build

Design and ergonomics comparison
Height 168.3 mm (6.63 in) 167.2 mm (6.58 in)
Width 76.3 mm (3 in) 76.7 mm (3.02 in)
Thickness 8.32 mm (0.33 in) 7.99 mm (0.31 in)
Weight 199 g (7.02 oz) 186 g (6.56 oz)
Water resistance No No
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Blue
- Green		 - Black
- Green
Fingerprint sensor Yes In-Button Yes In-Button
Screen-to-body ratio
Xiaomi Redmi A3
84.6 %
Realme C51
85.6 %

Performance

Testing Xiaomi Redmi A3 and Realme C51 In benchmarks
Processor
Chipset MediaTek Helio G36 Unisoc Tiger T612
Max Frequency 2200 MHz 1800 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)
- 2/1.8 (Cortex-A75)
Process TSMC TSMC
Transistor Size 12 nm 12 nm
Neural Processor No n/a
Graphics PowerVR GE8320 Mali-G57 MP1
GPU Cores 32 32
GPU Frequency 680 MHz 614 MHz
FLOPS 43.5 GFLOPS 78.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi A3
230
Realme C51
415
Geekbench 6 (Multi-Core)
Xiaomi Redmi A3
840
Realme C51
1476
Geekbench 6 (Single-Core)230415
Geekbench 6 (Multi-Core)8401476
Sources: Geekbench v6 [Realme C51]
AnTuTu 10
AnTuTu 10
Xiaomi Redmi A3
153983
Realme C51
244837
CPU5534085532
GPU1074923310
Memory4286466023
UX4503069972
NanoReview Score153983244837

Memory

RAM
RAM Size - 3 GB
- 4 GB
- 6 GB		 4 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1600 MHz 1866 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB		- 64 GB
- 128 GB
Storage TypeeMMC 5.1eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 14 Android 13
OS Size 19 GB n/a
UI Skin MIUI Go Edition Realme UI T

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 10 W 33 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging No Yes (50% in 28 min)
Full Charge Time 2:40 h 1:12 h

Main camera

Matrix 8 MP 50 MP
Photo resolution 3264x2448 pixels 8192x6144 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 30 fps (480p)
Lenses count Standard: 8 MP
Depth: 0.08 MP		 Standard: 50 MP
Depth: 0.08 MP
Features Bokeh effect - Bokeh effect
- Pro mode
Main lens
Matrix8 MP50 MP
Aperturef/2.0f/1.8
Focal lengthn/a27 mm
Sensorn/aSamsung S5KJN1
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital

Front camera

Matrix 5 MP 5 MP
Photo resolution 2592x1944 pixels 3264x2448 pixels
Aperture f/2.2 f/2.2
Focal length n/a 28 mm
Sensor CMOS Samsung S5K5E9
Sensor size n/a 1/5
Pixel size n/a 1.12 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 720p at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort No n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
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 BandsGSM B2, B3, B5, B8GSM 850/900/1800/1900MHz
3G BandsWCDMA B1, B5, B8WCDMA 1/5/8
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28)LTE (B1/B3/B5/B8/B38/B40/B41)
LTE category47
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio Yes No
Dolby Atmos No No
Speaker Test
Max Volume
Xiaomi Redmi A3
78.8 dB
Realme C51
n/a

Other

Class Budget Budget
Announced February, 2024 yr July, 2023 yr
Release Date February, 2024 yr August, 2023 yr
Launch Price ($) 80 160
Sensors - Accelerometer
- Ambient Light Sensor
- Fingerprint sensor		 - Proximity Sensor
- Accelerometer
- Compass
- Fingerprint sensor
Charger Included Yes 10 W Yes 33 W

Note

Xiaomi Redmi A3:

The smartphone in green color is 7 grams lighter than the others.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

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