Screen size
Poco C81xWinner: 6.9"+6.5%
Poco M4 Pro6.4"
Quick verdict
Poco M4 Pro leads the measured specs 13-4.
Measured wins
Poco C81x
4
spec wins
Ties
6
equal specs
Poco M4 Pro
13
spec wins
Overall winner
Screen size
Technology
Poco C81x
GSM / HSPA / LTE
Poco M4 Pro
GSM / HSPA / LTE
2G bands
Poco C81x
GSM 850 / 900 / 1800 / 1900
Poco M4 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81x
HSDPA 850 / 900 / 2100
Poco M4 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, HSDPA 850 / 900 / 1900 / 2100 - India
4G bands
Poco C81x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Poco M4 Pro
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 - International, 1, 3, 5, 8, 40, 41 - India
Speed
Poco C81x
HSPA, LTE
Poco M4 Pro
HSPA, LTE
Announced
Poco C81x
2026, April 23
Poco M4 Pro
2022, February 28
Status
Poco C81x
Available. Released 2026, April 23
Poco M4 Pro
Available. Released 2022, March 16
Dimensions
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Poco M4 Pro
159.9 x 73.9 x 8.1 mm (6.30 x 2.91 x 0.32 in)
Weight
Poco C81x
193 g (6.81 oz)
Poco M4 Pro
179.5 g (6.31 oz)
SIM
Poco C81x
Nano-SIM + Nano-SIM
Poco M4 Pro
Nano-SIM + Nano-SIM
Other
Poco C81x
Dust and splash resistant
Poco M4 Pro
IP53 dust protected and water resistant (vertical water sprays)
Build
Poco C81x
-
Poco M4 Pro
Glass front (Gorilla Glass 3), plastic frame, plastic back
Type
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Poco M4 Pro
AMOLED, 90Hz, 700 nits, 1000 nits (peak)
Size
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Poco M4 Pro
6.43 inches, 99.8 cm2 (~84.5% screen-to-body ratio)
Resolution
Poco C81x
720 x 1640 pixels (~260 ppi density)
Poco M4 Pro
1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Protection
Poco C81x
-
Poco M4 Pro
Corning Gorilla Glass 3
OS
Poco C81x
Android 15, up to 2 major Android upgrades
Poco M4 Pro
Android 11, MIUI 13 for POCO
Chipset
Poco C81x
Unisoc T7250 (12 nm)
Poco M4 Pro
Mediatek MT6781 Helio G96 (12 nm)
CPU
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Poco M4 Pro
Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Poco C81x
Mali-G57 MP1
Poco M4 Pro
Mali-G57 MC2
Card slot
Poco C81x
microSDXC (dedicated slot)
Poco M4 Pro
microSDXC (dedicated slot)
Internal
Poco C81x
64GB 3GB RAM
Poco M4 Pro
64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
Poco C81x
-
Poco M4 Pro
UFS 2.2
Single
Poco C81x
13 MP, f/2.2, (wide)
Poco M4 Pro
-
Features
Poco C81x
LED flash, HDR
Poco M4 Pro
LED flash, HDR, panorama
Video
Poco C81x
1080p@30fps
Poco M4 Pro
1080p@30fps
Triple
Poco C81x
-
Poco M4 Pro
64 MP, f/1.8, 26mm (wide), 0.7µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Single
Poco C81x
8 MP, f/2.0, (wide)
Poco M4 Pro
16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Features
Poco C81x
HDR
Poco M4 Pro
HDR
Video
Poco C81x
1080p@30fps
Poco M4 Pro
1080p@30fps
Loudspeaker
Poco C81x
Yes
Poco M4 Pro
Yes, with stereo speakers
3.5mm jack
Poco C81x
Yes
Poco M4 Pro
Yes
Other
Poco C81x
-
Poco M4 Pro
24-bit/192kHz Hi-Res audio
WLAN
Poco C81x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Poco M4 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Poco C81x
5.2, A2DP, LE
Poco M4 Pro
5.0, A2DP, LE
Positioning
Poco C81x
GPS, GALILEO, GLONASS, QZSS
Poco M4 Pro
GPS, GLONASS, BDS, GALILEO
NFC
Poco C81x
No
Poco M4 Pro
Yes
Radio
Poco C81x
FM radio
Poco M4 Pro
FM radio, recording
USB
Poco C81x
USB Type-C 2.0, OTG
Poco M4 Pro
USB Type-C 2.0, OTG
Infrared port
Poco C81x
-
Poco M4 Pro
Yes
Sensors
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Poco M4 Pro
Fingerprint (side-mounted), accelerometer, gyro, compass
Other
Poco C81x
Virtual proximity sensing
Poco M4 Pro
Virtual proximity sensing
Type
Poco C81x
5200 mAh
Poco M4 Pro
Li-Po 5000 mAh
Charging
Poco C81x
15W wired 7.5W reverse wired
Poco M4 Pro
33W wired, PD3.0, QC3, 100% in 58 min
Colors
Poco C81x
Ice Blue, Crystal Black
Poco M4 Pro
Power Black, Cool Blue, Poco Yellow
Price
Poco C81x
About 90 EUR
Poco M4 Pro
€ 117.78
Models
Poco C81x
-
Poco M4 Pro
MZB0B5VIN, 2201117PI, 2201117PG
SAR
Poco C81x
-
Poco M4 Pro
0.85 W/kg (head) 0.85 W/kg (body)
SAR EU
Poco C81x
-
Poco M4 Pro
0.59 W/kg (head) 0.84 W/kg (body)