Xiaomi Poco C40 vs Xiaomi Poco F8 Ultra

Compared 2 smartphones : Xiaomi Poco C40 Manufactured in July, 2022, with display 6.71 with chipsetJLQ JR510, vs Xiaomi Poco F8 Ultra, Manufactured in November, 2025 with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 F8 Ultra
  • Larger display: 6.9in
  • Higher pixel density: 416ppi
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 6500mAh vs 6000mAh
  • Newer Bluetooth version: 6.0 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • 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
- 16/512 GB

Review

Key Specs Xiaomi Poco C40 and Xiaomi Poco F8 Ultra
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 6.9 in
Resolution 720x1650 pixels 1200x2608 pixels
Aspect ratio 20:9 19.5:9
Pixel density 268 ppi 416 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes
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 % 91.9 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco C40
447 nits
Xiaomi Poco F8 Ultra
3501 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) 163.3 mm (6.43 in)
Width 76.56 mm (3.01 in) 77.8 mm (3.06 in)
Thickness 9.18 mm (0.36 in) 7.9 mm (0.31 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 n/a
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 F8 Ultra
91.9 %

Performance

Testing Xiaomi Poco C40 and Xiaomi Poco F8 Ultra In benchmarks
Processor
Chipset JLQ JR510 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 2000 MHz 4600 MHz
CPU Cores n/a 8 (2 + 6)
Architecture n/a 6/3.63 ()
Process n/a TSMC
Transistor Size n/a 3 nm
Neural Processor n/a Hexagon
Graphics n/a Adreno 840
GPU Cores n/a 1536
GPU Frequency n/a 1200 MHz
FLOPS n/a 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco C40
217
Xiaomi Poco F8 Ultra
3553
Geekbench 6 (Multi-Core)
Xiaomi Poco C40
797
Xiaomi Poco F8 Ultra
10883
Geekbench 6 (Single-Core)2173553
Geekbench 6 (Multi-Core)79710883
Geekbench Compute (GPU)n/a27420
AnTuTu 10
AnTuTu 10
Xiaomi Poco C40
160779
Xiaomi Poco F8 Ultra
3865467
CPU528041163106
GPU167761394796
Memory54670546277
UX36529761288
NanoReview Score1607793865467

Memory

RAM
RAM Size - 3 GB
- 4 GB
12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency n/a 5300 MHz
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

Battery

Volume 6000 mAh 6500 mAh
Max Charging Power 18 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging No Yes, (Wireless)
Fast Charging Yes (50% in 60 min) Yes (78% in 15 min)
Full Charge Time 4:00 h 0:39 h
Battery Life Test
Battery Life
Xiaomi Poco C40
27:32
Xiaomi Poco F8 Ultra
32:38
Web Browsing11:04 h15:14 h
Video Playback14:58 h22:44 h
Games06:25 h08:06 h
Standby Mode141 h124 h

Main camera

Matrix 13 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Digital Optical, 5x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No Yes (Up to 30 fps)
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)
Wide-angle lens n/a 102 °
Lenses count Standard: 13 MP
Depth: 2 MP
Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix13 MP50 MP
Aperturef/2.2f/1.7
Focal lengthn/a23 mm
Sensorn/aOmnivision Light Hunter 950
Sensor sizen/a1/1.31 (0.76)
Pixel sizen/a1.2 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/3.0
Focal lengthn/a115 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76 (0.36)
Pixel sizen/a0.64 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a50 MP
Aperturen/af/2.4
Focal lengthn/a18 mm
Sensor sizen/a1/2.88 (0.35)
Pixel sizen/a0.61 μm
Stabilizationn/aDigital

Front camera

Matrix 5 MP 32 MP
Photo resolution 2592x1944 pixels n/a
Aperture f/2.2 f/2.2
Focal length n/a 21 mm
Sensor CMOS CMOS
Sensor size n/a 1/3.44 (0.29)
Pixel size n/a 0.64 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 30 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 3.2
USB features - Charging
- USB Storage Mode
- Charging
- USB Storage Mode
- OTG
DisplayPort n/a Yes
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, 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 2.1
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos No n/a
Speaker Test
Max Volume
Xiaomi Poco C40
80.1 dB
Xiaomi Poco F8 Ultra
n/a

Other

Class Budget Flagship
Announced July, 2022 yr November, 2025 yr
Release Date July, 2022 yr November, 2025 yr
Launch Price ($) 149 n/a
MSRP ($) n/a 729
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 F8 Ultra the clear winner in this comparison.

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