Screen size
Mi Mix 3 5G6.4"
Poco C81xWinner: 6.9"+7.1%
Quick verdict
Poco C81x leads the measured specs 11-8.
Measured wins
Mi Mix 3 5G
8
spec wins
Ties
2
equal specs
Poco C81x
11
spec wins
Overall winner
Screen size
Technology
Mi Mix 3 5G
GSM / CDMA / HSPA / EVDO / LTE / 5G
Poco C81x
GSM / HSPA / LTE
2G bands
Mi Mix 3 5G
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
Poco C81x
GSM 850 / 900 / 1800 / 1900
3G bands
Mi Mix 3 5G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Poco C81x
HSDPA 850 / 900 / 2100
4G bands
Mi Mix 3 5G
1, 2, 3, 4, 5, 7, 8, 20, 28, 34, 38, 39, 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
5G support
NFC
3.5mm jack
SD card
Stereo speakers
Poco C81x
1, 3, 5, 8, 28, 40, 41
5G bands
Mi Mix 3 5G
78 NSA/Sub6
Poco C81x
-
Speed
Mi Mix 3 5G
HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/150 Mbps, 5G (2+ Gbps DL)
Poco C81x
HSPA, LTE
Announced
Mi Mix 3 5G
2019, February. Released 2019, May
Poco C81x
2026, April 23
Status
Mi Mix 3 5G
Discontinued
Poco C81x
Available. Released 2026, April 23
Dimensions
Mi Mix 3 5G
157.9 x 74.7 x 9.4 mm (6.22 x 2.94 x 0.37 in)
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Weight
Mi Mix 3 5G
225 g (7.94 oz)
Poco C81x
193 g (6.81 oz)
Build
Mi Mix 3 5G
Glass front (Gorilla Glass 5), ceramic back, aluminum frame (7000 series)
Poco C81x
-
SIM
Mi Mix 3 5G
Nano-SIM
Poco C81x
Nano-SIM + Nano-SIM
Other
Mi Mix 3 5G
-
Poco C81x
Dust and splash resistant
Type
Mi Mix 3 5G
Super AMOLED, HDR
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Size
Mi Mix 3 5G
6.39 inches, 100.2 cm2 (~85.0% screen-to-body ratio)
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Resolution
Mi Mix 3 5G
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Poco C81x
720 x 1640 pixels (~260 ppi density)
Protection
Mi Mix 3 5G
Corning Gorilla Glass 5
Poco C81x
-
OS
Mi Mix 3 5G
Android 9.0 (Pie), MIUI 12
Poco C81x
Android 15, up to 2 major Android upgrades
Chipset
Mi Mix 3 5G
Qualcomm SM8150 Snapdragon 855 (7 nm)
Poco C81x
Unisoc T7250 (12 nm)
CPU
Mi Mix 3 5G
Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
Mi Mix 3 5G
Adreno 640
Poco C81x
Mali-G57 MP1
Card slot
Mi Mix 3 5G
No
Poco C81x
microSDXC (dedicated slot)
Internal
Mi Mix 3 5G
64GB 6GB RAM, 128GB 6GB RAM
Poco C81x
64GB 3GB RAM
Other
Mi Mix 3 5G
UFS 2.1
Poco C81x
-
Dual
Mi Mix 3 5G
12 MP (wide), f/1.8, 1/2.55", 1.4µm, dual pixel PDAF, 4-axis OIS 12 MP (telephoto), 1/3.4", 1.0µm
Poco C81x
-
Features
Mi Mix 3 5G
LED flash, HDR, panorama
Poco C81x
LED flash, HDR
Video
Mi Mix 3 5G
4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps; gyro-EIS
Poco C81x
1080p@30fps
Single
Mi Mix 3 5G
-
Poco C81x
13 MP, f/2.2, (wide)
Dual
Mi Mix 3 5G
Manual pop-up 24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm Manual pop-up 2 MP, depth sensor
Poco C81x
-
Features
Mi Mix 3 5G
LED flash, HDR
Poco C81x
HDR
Video
Mi Mix 3 5G
1080p@30fps
Poco C81x
1080p@30fps
Single
Mi Mix 3 5G
-
Poco C81x
8 MP, f/2.0, (wide)
Loudspeaker
Mi Mix 3 5G
Yes
Poco C81x
Yes
3.5mm jack
Mi Mix 3 5G
No
Poco C81x
Yes
WLAN
Mi Mix 3 5G
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Poco C81x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Mi Mix 3 5G
5.0, A2DP, LE, aptX HD
Poco C81x
5.2, A2DP, LE
Positioning
Mi Mix 3 5G
GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5)
Poco C81x
GPS, GALILEO, GLONASS, QZSS
NFC
Mi Mix 3 5G
Yes
Poco C81x
No
Radio
Mi Mix 3 5G
No
Poco C81x
FM radio
USB
Mi Mix 3 5G
USB Type-C
Poco C81x
USB Type-C 2.0, OTG
Sensors
Mi Mix 3 5G
Fingerprint (rear-mounted), accelerometer, gyro, compass
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Other
Mi Mix 3 5G
Virtual proximity sensing
Poco C81x
Virtual proximity sensing
Type
Mi Mix 3 5G
Li-Po 3800 mAh, non-removable
Poco C81x
5200 mAh
Charging
Mi Mix 3 5G
18W wired, QC4
Poco C81x
15W wired 7.5W reverse wired
Colors
Mi Mix 3 5G
Sapphire Blue
Poco C81x
Ice Blue, Crystal Black
Models
Mi Mix 3 5G
M1810E5GG
Poco C81x
-
SAR
Mi Mix 3 5G
1.56 W/kg (head) 1.58 W/kg (body)
Poco C81x
-
Price
Mi Mix 3 5G
About 410 EUR
Poco C81x
About 90 EUR