Xiaomi Poco C40 vs Xiaomi Redmi Note 15 5G

Compared 2 smartphones : Xiaomi Poco C40 Manufactured in July, 2022, with display 6.71 with chipsetJLQ JR510, vs Xiaomi Redmi Note 15 5G, Manufactured in August, 2025with chipsetQualcomm Snapdragon 6 Gen 3. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco C40
  • Higher battery capacity: 6000mAh vs 5800mAh
Reasons to choose Xiaomi Redmi Note 15 5G
  • Larger display: 6.77in
  • Higher pixel density: 388ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 178g vs 204g
  • Newer Bluetooth version: 5.1 vs 5
  • Infrared port

Versions

Available versions and configurations
Memory Options - 2/32 GB
- 3/32 GB
- 4/32 GB
- 4/64 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB

Review

Key Specs Xiaomi Poco C40 and Xiaomi Redmi Note 15 5G
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 AMOLED
Size 6.71 in 6.77 in
Resolution 720x1650 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 268 ppi 388 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 400 nits n/a
HDR support No No
Screen-to-body ratio 83.7 % 89.1 %
Features n/a DCI-P3
Display test
Peak brightness (auto)
Xiaomi Poco C40
447 nits
Xiaomi Redmi Note 15 5G
n/a
sRGB gamut93.1 %n/a
Response time34 msn/a
Contrast1170:1n/a

Design & Build

Design and ergonomics comparison
Height 169.59 mm (6.68 in) 165 mm (6.5 in)
Width 76.56 mm (3.01 in) 75.4 mm (2.97 in)
Thickness 9.18 mm (0.36 in) 7.4 mm (0.29 in)
Weight 204 g (7.2 oz) 178 g (6.28 oz)
Water resistance IP52 IP68
Back panel Plastic n/a
Frame Plastic Plastic
Colors - Black
- Green
- Yellow
- White
- Black
- Blue
Fingerprint sensor Yes rear Yes, In-Display
Screen-to-body ratio
Xiaomi Poco C40
83.7 %
Xiaomi Redmi Note 15 5G
89.1 %

Performance

Testing Xiaomi Poco C40 and Xiaomi Redmi Note 15 5G In benchmarks
Processor
Chipset JLQ JR510 Qualcomm Snapdragon 6 Gen 3
Max Frequency 2000 MHz 2400 MHz
CPU Cores n/a 8 (4 + 4)
Architecture n/a - 4/1.8 (Cortex-A55)
- 4/2.4 (Cortex-A78)
Process n/a Samsung
Transistor Size n/a 4 nm
Neural Processor n/a Hexagon
Graphics n/a Adreno 710
GPU Cores n/a 256
GPU Frequency n/a 1010 MHz
FLOPS n/a 517.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco C40
217
Xiaomi Redmi Note 15 5G
1015
Geekbench 6 (Multi-Core)
Xiaomi Poco C40
797
Xiaomi Redmi Note 15 5G
2890
Geekbench 6 (Single-Core)2171015
Geekbench 6 (Multi-Core)7972890
AnTuTu 10
AnTuTu 10
Xiaomi Poco C40
160779
Xiaomi Redmi Note 15 5G
608985
CPU52804200717
GPU16776141388
Memory54670118625
UX36529148255
NanoReview Score160779608985

Memory

RAM
RAM Size - 3 GB
- 4 GB
6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency n/a 2133 MHz
Channels 2 2
Storage
Storage Capacity- 32 GB
- 64 GB
128 GB
Storage TypeUFS 2.2UFS 2.2
Memory CardMicroSDNo

Software

OS Android 11 Android 15
OS Size 12 GB n/a
UI Skin MIUI 13 for POCO HyperOS 2.0

Battery

Volume 6000 mAh 5800 mAh
Max Charging Power 18 W 45 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (50% in 60 min) Yes
Full Charge Time 4:00 h n/a
Battery Life Test
Battery Life
Xiaomi Poco C40
27:32
Xiaomi Redmi Note 15 5G
n/a
Web Browsing11:04 hn/a
Video Playback14:58 hn/a
Games06:25 hn/a
Standby Mode141 hn/a

Main camera

Matrix 13 MP 50 MP
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: 13 MP
Depth: 2 MP
Standard: 50 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix13 MP50 MP
Aperturef/2.2f/1.8
Sensor sizen/a1/2
Pixel sizen/a0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital

Front camera

Matrix 5 MP 8 MP
Photo resolution 2592x1944 pixels n/a
Aperture f/2.2 f/2.0
Sensor CMOS n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 60 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 5.1
Bluetooth features LE LE
USB type USB Type-C 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
- Beidou
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* No Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 2, 3, 5, 8n/a
3G BandsWCDMA 1, 2, 4, 5, 8n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28/B38/B40/B41)n/a
LTE category4n/a
5G SupportNoYes

Sound

Speakers Mono n/a
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos No n/a
Speaker Test
Max Volume
Xiaomi Poco C40
80.1 dB
Xiaomi Redmi Note 15 5G
n/a

Other

Class Budget Mid-range
Announced July, 2022 yr August, 2025 yr
Release Date July, 2022 yr August, 2025 yr
Launch Price ($) 149 n/a
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, 45 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Redmi Note 15 5G the clear winner in this comparison.

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