Xiaomi Poco C40 vs Xiaomi Poco X8 Pro Max

Compared 2 smartphones : Xiaomi Poco C40 Manufactured in July, 2022, with display 6.71 with chipsetJLQ JR510, vs Xiaomi Poco X8 Pro Max, Manufactured in March, 2026 with chipsetMediaTek Dimensity 9500s. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco C40
  • Lighter design: 204g vs 218g
Reasons to choose Xiaomi Poco X8 Pro Max
  • Larger display: 6.83in
  • Higher pixel density: 447ppi
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 8500mAh vs 6000mAh
  • Newer Bluetooth version: 6.0 vs 5
  • Supports Dolby Atmos
  • Infrared port
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 2/32 GB
- 3/32 GB
- 4/32 GB
- 4/64 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Xiaomi Poco C40 and Xiaomi Poco X8 Pro Max
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
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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 6.83 in
Resolution 720x1650 pixels 1280x2772 pixels
Aspect ratio 20:9 19.5:9
Pixel density 268 ppi 447 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (30-120 Hz)
Max brightness 400 nits 2000 nits
HDR support No Yes, Dolby Vision
Touch Sampling Rate n/a 480 Hz
Screen-to-body ratio 83.7 % 90.2 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco C40
447 nits
Xiaomi Poco X8 Pro Max
3552 nits
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) 162.9 mm (6.41 in)
Width 76.56 mm (3.01 in) 77.9 mm (3.07 in)
Thickness 9.18 mm (0.36 in) 8.2 mm (0.32 in)
Weight 204 g (7.2 oz) 218 g (7.69 oz)
Water resistance IP52 IP68
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Green
- Yellow
- White
- Black
- Blue
Fingerprint sensor Yes rear Yes, In-Display
Screen-to-body ratio
Xiaomi Poco C40
83.7 %
Xiaomi Poco X8 Pro Max
90.2 %

Performance

Testing Xiaomi Poco C40 and Xiaomi Poco X8 Pro Max In benchmarks
Processor
Chipset JLQ JR510 MediaTek Dimensity 9500s
Max Frequency 2000 MHz 3300 MHz
CPU Cores n/a 8 (1 + 3 + 4)
Architecture n/a - 4/2.4 (Cortex-A720)
- 3/3.3 (Cortex-X4)
- 1/3.73 (Cortex-X925)
Process n/a TSMC
Transistor Size n/a 3 nm
Neural Processor n/a MediaTek NPU
Graphics n/a Mali-G925 Immortalis MP12
GPU Cores n/a 1536
GPU Frequency n/a 1612 MHz
FLOPS n/a 4952.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco C40
217
Xiaomi Poco X8 Pro Max
2733
Geekbench 6 (Multi-Core)
Xiaomi Poco C40
797
Xiaomi Poco X8 Pro Max
8690
Geekbench 6 (Single-Core)2172733
Geekbench 6 (Multi-Core)7978690
Geekbench Compute (GPU)n/a21093
AnTuTu 10
AnTuTu 10
Xiaomi Poco C40
160779
Xiaomi Poco X8 Pro Max
2830028
CPU52804832309
GPU16776966427
Memory54670454998
UX36529576294
NanoReview Score1607792830028

Memory

RAM
RAM Size - 3 GB
- 4 GB
12 GB
Memory Type LPDDR4X LPDDR5X
Channels 2 4
Storage
Storage Capacity- 32 GB
- 64 GB
256 GB
Storage TypeUFS 2.2UFS 4.1
Memory CardMicroSDNo

Software

OS Android 11 Android 16
OS Size 12 GB n/a
UI Skin MIUI 13 for POCO HyperOS 3.0

Battery

Volume 6000 mAh 8500 mAh
Max Charging Power 18 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (50% in 60 min) Yes (65% in 30 min)
Full Charge Time 4:00 h 0:52 h
Battery Life Test
Battery Life
Xiaomi Poco C40
27:32
Xiaomi Poco X8 Pro Max
41:26
Web Browsing11:04 h18:13 h
Video Playback14:58 h30:00 h
Games06:25 h11:54 h
Standby Mode141 h157 h

Main camera

Matrix 13 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Digital Digital
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No No
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion No 960 fps (1080p)
Lenses count Standard: 13 MP
Depth: 2 MP
Standard: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix13 MP50 MP
Aperturef/2.2f/1.5
Focal lengthn/a26 mm
Sensorn/aOmnivision Light Fusion 600
Sensor sizen/a1/1.95 (0.51)
Pixel sizen/a0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Ultra-wide lens
Matrixn/a8 MP
Aperturen/af/2.2
Focal lengthn/a15 mm
Sensorn/aSmartSens SC821CS
Sensor sizen/a1/4.0 (0.25)
Pixel sizen/a1.12 μm
Stabilizationn/aDigital

Front camera

Matrix 5 MP 20 MP
Photo resolution 2592x1944 pixels 5184x3888 pixels
Aperture f/2.2 f/2.2
Focal length n/a 25 mm
Sensor CMOS OmniVision OV20B
Sensor size n/a 1/4.0 (0.25)
Pixel size n/a 0.7 μm
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 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 6.0
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
- NAVIC
NFC* No Varies by region
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 2, 3, 5, 8GSM B3/B5/B8
3G BandsWCDMA 1, 2, 4, 5, 8WCDMA 1/2/4/5/8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28/B38/B40/B41)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66)
LTE category4n/a
5G SupportNoYes

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos No Yes
Speaker Test
Max Volume
Xiaomi Poco C40
80.1 dB
Xiaomi Poco X8 Pro Max
n/a

Other

Class Budget Mid-range
Announced July, 2022 yr March, 2026 yr
Release Date July, 2022 yr March, 2026 yr
Launch Price ($) 149 n/a
MSRP ($) n/a 429
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, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Poco X8 Pro Max the clear winner in this comparison.

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