Screen size
Poco C81Winner: 6.9"+3.3%
Poco X36.7"
Quick verdict
Poco X3 leads the measured specs 10-6.
Measured wins
Poco C81
6
spec wins
Ties
7
equal specs
Poco X3
10
spec wins
Overall winner
Screen size
Technology
Poco C81
GSM / HSPA / LTE
Poco X3
GSM / HSPA / LTE
2G bands
Poco C81
GSM 900 / 1800 / 1900
Poco X3
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81
HSDPA 850 / 900 / 2100
Poco X3
HSDPA 850 / 900 / 1900 / 2100
4G bands
Poco C81
LTE
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Poco X3
1, 3, 5, 8, 40, 41
Speed
Poco C81
HSPA, LTE
Poco X3
HSPA, LTE
Announced
Poco C81
2026, April 23
Poco X3
2020, September 22
Status
Poco C81
Available. Released 2026, April 23
Poco X3
Available. Released 2020, September 29
Dimensions
Poco C81
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Poco X3
165.3 x 76.8 x 10.1 mm (6.51 x 3.02 x 0.40 in)
Weight
Poco C81
208 g (7.34 oz)
Poco X3
225 g (7.94 oz)
Build
Poco C81
Glass front, plastic frame, plastic back
Poco X3
Glass front (Gorilla Glass 5), plastic frame, plastic back
SIM
Poco C81
Nano-SIM + Nano-SIM
Poco X3
Nano-SIM + Nano-SIM
Other
Poco C81
Dust and splash resistant
Poco X3
IP53 dust protected and water resistant (vertical water sprays)
Type
Poco C81
IPS LCD, 120Hz, 800 nits (peak)
Poco X3
IPS LCD, 120Hz, HDR10, 450 nits (typ)
Size
Poco C81
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Poco X3
6.67 inches, 107.4 cm2 (~84.6% screen-to-body ratio)
Resolution
Poco C81
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Poco X3
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection
Poco C81
-
Poco X3
Corning Gorilla Glass 5
OS
Poco C81
Android 16, up to 4 major Android upgrades, HyperOS 3
Poco X3
Android 10, MIUI 12
Chipset
Poco C81
Unisoc T7250 (12 nm)
Poco X3
Qualcomm SM7150-AC Snapdragon 732G (8 nm)
CPU
Poco C81
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Poco X3
Octa-core (2x2.3 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU
Poco C81
Mali-G57 MP1
Poco X3
Adreno 618
Card slot
Poco C81
microSDXC (dedicated slot)
Poco X3
microSDXC (uses shared SIM slot)
Internal
Poco C81
64GB 4GB RAM
Poco X3
64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
Other
Poco C81
-
Poco X3
UFS 2.1
Single
Poco C81
13 MP, (wide)
Poco X3
-
Features
Poco C81
LED flash
Poco X3
Dual-LED flash, HDR, panorama
Video
Poco C81
1080p@30fps
Poco X3
4K@30fps, 1080p@30/120fps, 720p@960fps; gyro-EIS
Quad
Poco C81
-
Poco X3
64 MP, f/1.9, (wide), 1/1.73", 0.8µm, PDAF 13 MP, f/2.2, 119˚ (ultrawide), 1.0µm 2 MP (macro) Auxiliary lens
Single
Poco C81
8 MP, (wide)
Poco X3
20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Features
Poco C81
HDR
Poco X3
HDR, panorama
Video
Poco C81
1080p@30fps
Poco X3
1080p@30fps
Loudspeaker
Poco C81
Yes
Poco X3
Yes, with stereo speakers
3.5mm jack
Poco C81
Yes
Poco X3
Yes
Other
Poco C81
-
Poco X3
24-bit/192kHz Hi-Res audio
WLAN
Poco C81
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Poco X3
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Poco C81
5.2, A2DP, LE
Poco X3
5.1, A2DP, LE
Positioning
Poco C81
GPS, GALILEO, GLONASS, BDS
Poco X3
GPS, GLONASS, BDS
NFC
Poco C81
No
Poco X3
No
Radio
Poco C81
FM radio
Poco X3
FM radio, recording
USB
Poco C81
USB Type-C 2.0
Poco X3
USB Type-C 2.0, OTG
Infrared port
Poco C81
-
Poco X3
Yes
Sensors
Poco C81
Fingerprint (side-mounted), accelerometer, compass
Poco X3
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Other
Poco C81
Virtual proximity sensing
Poco X3
-
Type
Poco C81
6300 mAh
Poco X3
Li-Po 6000 mAh
Charging
Poco C81
15W wired 7.5W reverse wired
Poco X3
33W wired
Colors
Poco C81
Sky Blue, Elite Black, Sunset Gold
Poco X3
Cobalt Blue, Shadow Gray
Price
Poco C81
About 100 EUR
Poco X3
About 230 EUR
Models
Poco C81
-
Poco X3
MZB07Z0IN, MZB07Z1IN, MZB07Z2IN, MZB07Z3IN, MZB07Z4IN, MZB9965IN, M2007J20CI
SAR
Poco C81
-
Poco X3
0.75 W/kg (head) 0.61 W/kg (body)