Screen size
Quick verdict
Mi Note 3 leads the measured specs 10-9.
Measured wins
Mi Note 3
10
spec wins
Overall winner
Ties
3
equal specs
Poco C81x
9
spec wins
Screen size
Technology
Mi Note 3
GSM / CDMA / HSPA / EVDO / LTE
Poco C81x
GSM / HSPA / LTE
2G bands
Mi Note 3
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2, CDMA 800 & TD-SCDMA
Poco C81x
GSM 850 / 900 / 1800 / 1900
3G bands
Mi Note 3
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Poco C81x
HSDPA 850 / 900 / 2100
4G bands
Mi Note 3
1, 3, 5, 7, 8, 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
equal specsNFC
3.5mm jack
SD card
Stereo speakers
Poco C81x
1, 3, 5, 8, 28, 40, 41
Speed
Mi Note 3
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Poco C81x
HSPA, LTE
Announced
Mi Note 3
2017, September. Released 2017, September
Poco C81x
2026, April 23
Status
Mi Note 3
Discontinued
Poco C81x
Available. Released 2026, April 23
Dimensions
Mi Note 3
152.6 x 74 x 7.6 mm (6.01 x 2.91 x 0.30 in)
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Weight
Mi Note 3
163 g (5.75 oz)
Poco C81x
193 g (6.81 oz)
Build
Mi Note 3
Glass front (Gorilla Glass 4), glass back, aluminum frame
Poco C81x
-
SIM
Mi Note 3
Nano-SIM + Nano-SIM
Poco C81x
Nano-SIM + Nano-SIM
Other
Mi Note 3
-
Poco C81x
Dust and splash resistant
Type
Mi Note 3
IPS LCD
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Size
Mi Note 3
5.5 inches, 83.4 cm2 (~73.8% screen-to-body ratio)
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Resolution
Mi Note 3
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Poco C81x
720 x 1640 pixels (~260 ppi density)
Protection
Mi Note 3
Corning Gorilla Glass 4
Poco C81x
-
OS
Mi Note 3
Android 7.1 (Nougat), upgradable to Android 9, MIUI 12
Poco C81x
Android 15, up to 2 major Android upgrades
Chipset
Mi Note 3
Qualcomm SDM660 Snapdragon 660 (14 nm)
Poco C81x
Unisoc T7250 (12 nm)
CPU
Mi Note 3
Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
Mi Note 3
Adreno 512
Poco C81x
Mali-G57 MP1
Card slot
Mi Note 3
No
Poco C81x
microSDXC (dedicated slot)
Internal
Mi Note 3
64GB 6GB RAM, 128GB 6GB RAM
Poco C81x
64GB 3GB RAM
Other
Mi Note 3
eMMC 5.1
Poco C81x
-
Dual
Mi Note 3
12 MP, f/1.8, 27mm (wide), PDAF, 4-axis OIS 12 MP, f/2.6, 52mm (telephoto), AF, 2x optical zoom
Poco C81x
-
Features
Mi Note 3
Dual-LED dual-tone flash, HDR, panorama
Poco C81x
LED flash, HDR
Video
Mi Note 3
4K@30fps, 720p@120fps
Poco C81x
1080p@30fps
Single
Mi Note 3
-
Poco C81x
13 MP, f/2.2, (wide)
Single
Mi Note 3
16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Poco C81x
8 MP, f/2.0, (wide)
Video
Mi Note 3
1080p@30fps
Poco C81x
1080p@30fps
Features
Mi Note 3
-
Poco C81x
HDR
Loudspeaker
Mi Note 3
Yes, with stereo speakers
Poco C81x
Yes
3.5mm jack
Mi Note 3
No
Poco C81x
Yes
Other
Mi Note 3
24-bit/192kHz audio
Poco C81x
-
WLAN
Mi Note 3
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 Note 3
5.0, A2DP, LE
Poco C81x
5.2, A2DP, LE
Positioning
Mi Note 3
GPS, GLONASS, BDS
Poco C81x
GPS, GALILEO, GLONASS, QZSS
NFC
Mi Note 3
Yes
Poco C81x
No
Infrared port
Mi Note 3
Yes
Poco C81x
-
Radio
Mi Note 3
No
Poco C81x
FM radio
USB
Mi Note 3
USB Type-C
Poco C81x
USB Type-C 2.0, OTG
Sensors
Mi Note 3
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Other
Mi Note 3
-
Poco C81x
Virtual proximity sensing
Type
Mi Note 3
Li-Ion 3500 mAh, non-removable
Poco C81x
5200 mAh
Charging
Mi Note 3
18W wired, QC3
Poco C81x
15W wired 7.5W reverse wired
Colors
Mi Note 3
Black, Blue
Poco C81x
Ice Blue, Crystal Black
Models
Mi Note 3
MCE8
Poco C81x
-
SAR
Mi Note 3
0.50 W/kg (head) 1.54 W/kg (body)
Poco C81x
-
Price
Mi Note 3
About 280 EUR
Poco C81x
About 90 EUR