Screen size
Poco C81xWinner: 6.9"+3.1%
Poco X3 Pro6.7"
Quick verdict
Poco X3 Pro leads the measured specs 11-6.
Measured wins
Poco C81x
6
spec wins
Ties
6
equal specs
Poco X3 Pro
11
spec wins
Overall winner
Screen size
Technology
Poco C81x
GSM / HSPA / LTE
Poco X3 Pro
GSM / HSPA / LTE
2G bands
Poco C81x
GSM 850 / 900 / 1800 / 1900
Poco X3 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81x
HSDPA 850 / 900 / 2100
Poco X3 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Poco C81x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main 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 X3 Pro
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 - International, 1, 2, 3, 5, 8, 38, 40, 41 - India
Speed
Poco C81x
HSPA, LTE
Poco X3 Pro
HSPA, LTE
Announced
Poco C81x
2026, April 23
Poco X3 Pro
2021, March 22
Status
Poco C81x
Available. Released 2026, April 23
Poco X3 Pro
Available. Released 2021, March 24
Dimensions
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Poco X3 Pro
165.3 x 76.8 x 9.4 mm (6.51 x 3.02 x 0.37 in)
Weight
Poco C81x
193 g (6.81 oz)
Poco X3 Pro
215 g (7.58 oz)
SIM
Poco C81x
Nano-SIM + Nano-SIM
Poco X3 Pro
Nano-SIM + Nano-SIM
Other
Poco C81x
Dust and splash resistant
Poco X3 Pro
IP53 dust protected and water resistant (vertical water sprays)
Build
Poco C81x
-
Poco X3 Pro
Glass front (Gorilla Glass 6), plastic back
Type
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Poco X3 Pro
IPS LCD, 120Hz, 2404Hz PWM, HDR10, 450 nits (typ)
Size
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Poco X3 Pro
6.67 inches, 107.4 cm2 (~84.6% screen-to-body ratio)
Resolution
Poco C81x
720 x 1640 pixels (~260 ppi density)
Poco X3 Pro
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection
Poco C81x
-
Poco X3 Pro
Corning Gorilla Glass 6
OS
Poco C81x
Android 15, up to 2 major Android upgrades
Poco X3 Pro
Android 11, upgradable to Android 12, MIUI 13 for POCO
Chipset
Poco C81x
Unisoc T7250 (12 nm)
Poco X3 Pro
Qualcomm Snapdragon 860 (7 nm)
CPU
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Poco X3 Pro
Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver)
GPU
Poco C81x
Mali-G57 MP1
Poco X3 Pro
Adreno 640
Card slot
Poco C81x
microSDXC (dedicated slot)
Poco X3 Pro
microSDXC (uses shared SIM slot)
Internal
Poco C81x
64GB 3GB RAM
Poco X3 Pro
128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
Other
Poco C81x
-
Poco X3 Pro
UFS 3.1
Single
Poco C81x
13 MP, f/2.2, (wide)
Poco X3 Pro
-
Features
Poco C81x
LED flash, HDR
Poco X3 Pro
Dual-LED flash, HDR, panorama
Video
Poco C81x
1080p@30fps
Poco X3 Pro
4K@30fps, 1080p@30/60/120/240fps, 1080p@960fps, gyro-EIS
Quad
Poco C81x
-
Poco X3 Pro
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1.0µm 2 MP (macro) Auxiliary lens
Single
Poco C81x
8 MP, f/2.0, (wide)
Poco X3 Pro
20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Features
Poco C81x
HDR
Poco X3 Pro
HDR, panorama
Video
Poco C81x
1080p@30fps
Poco X3 Pro
1080p@30fps
Loudspeaker
Poco C81x
Yes
Poco X3 Pro
Yes, with stereo speakers
3.5mm jack
Poco C81x
Yes
Poco X3 Pro
Yes
Other
Poco C81x
-
Poco X3 Pro
24-bit/192kHz Hi-Res audio
WLAN
Poco C81x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Poco X3 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Poco C81x
5.2, A2DP, LE
Poco X3 Pro
5.0, A2DP, LE
Positioning
Poco C81x
GPS, GALILEO, GLONASS, QZSS
Poco X3 Pro
GPS, GLONASS, GALILEO, BDS
NFC
Poco C81x
No
Poco X3 Pro
Yes (market/region dependent)
Radio
Poco C81x
FM radio
Poco X3 Pro
FM radio, recording
USB
Poco C81x
USB Type-C 2.0, OTG
Poco X3 Pro
USB Type-C 2.0, OTG
Infrared port
Poco C81x
-
Poco X3 Pro
Yes
Sensors
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Poco X3 Pro
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Other
Poco C81x
Virtual proximity sensing
Poco X3 Pro
-
Type
Poco C81x
5200 mAh
Poco X3 Pro
Li-Po 5160 mAh
Charging
Poco C81x
15W wired 7.5W reverse wired
Poco X3 Pro
33W wired, 59% in 30 min, 100% in 59 min
Colors
Poco C81x
Ice Blue, Crystal Black
Poco X3 Pro
Phantom Black, Frost Blue, Metal Bronze
Price
Poco C81x
About 90 EUR
Poco X3 Pro
$ 180.67 / £ 249.99
Models
Poco C81x
-
Poco X3 Pro
M2102J20SG, M2102J20SI
SAR
Poco C81x
-
Poco X3 Pro
0.99 W/kg (head) 0.67 W/kg (body)
SAR EU
Poco C81x
-
Poco X3 Pro
0.57 W/kg (head) 0.90 W/kg (body)