Screen size
Mi 4 LTE5.0"
Poco C81 ProWinner: 6.9"+28%
Quick verdict
Poco C81 Pro leads the measured specs 11-5.
Measured wins
Mi 4 LTE
5
spec wins
Ties
5
equal specs
Poco C81 Pro
11
spec wins
Overall winner
Screen size
Technology
Mi 4 LTE
GSM / HSPA / LTE
Poco C81 Pro
GSM / HSPA / LTE
2G bands
Mi 4 LTE
GSM 850 / 900 / 1800 / 1900
Poco C81 Pro
GSM 900 / 1800 / 1900
3G bands
Mi 4 LTE
HSDPA 850 / 900 / 1900 / 2100
Poco C81 Pro
HSDPA 850 / 900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - LATAM
4G bands
Mi 4 LTE
LTE - international model
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
Poco C81 Pro
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International, 1, 2, 3, 4, 5, 7, 8, 13, 18, 19, 26, 28, 38, 40, 41, 66 - LATAM
Speed
Mi 4 LTE
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Poco C81 Pro
HSPA, LTE
Announced
Mi 4 LTE
2014, December. Released 2014, December
Poco C81 Pro
2026, April 27
Status
Mi 4 LTE
Discontinued
Poco C81 Pro
Available. Released 2026, April 27
Dimensions
Mi 4 LTE
139.2 x 68.5 x 8.9 mm (5.48 x 2.70 x 0.35 in)
Poco C81 Pro
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Weight
Mi 4 LTE
149 g (5.26 oz)
Poco C81 Pro
208 g (7.34 oz)
SIM
Mi 4 LTE
Micro-SIM
Poco C81 Pro
Nano-SIM + Nano-SIM
Build
Mi 4 LTE
-
Poco C81 Pro
Glass front, plastic frame, plastic back
Type
Mi 4 LTE
IPS LCD
Poco C81 Pro
IPS LCD, 120Hz, 650 nits (typ), 800 nits (peak)
Size
Mi 4 LTE
5.0 inches, 68.9 cm2 (~72.3% screen-to-body ratio)
Poco C81 Pro
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
Mi 4 LTE
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
Poco C81 Pro
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
OS
Mi 4 LTE
Android 4.4.3 (KitKat), MIUI 5
Poco C81 Pro
Android 15, up to 4 major Android upgrades, HyperOS 3
Chipset
Mi 4 LTE
Qualcomm MSM8974AC Snapdragon 801 (28 nm)
Poco C81 Pro
Unisoc T7250 (12 nm)
CPU
Mi 4 LTE
Quad-core 2.5 GHz Krait 400
Poco C81 Pro
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
Mi 4 LTE
Adreno 330
Poco C81 Pro
Mali-G57 MP1
Card slot
Mi 4 LTE
No
Poco C81 Pro
microSDXC (dedicated slot)
Internal
Mi 4 LTE
16GB 3GB RAM
Poco C81 Pro
64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM
Other
Mi 4 LTE
eMMC 5.0
Poco C81 Pro
UFS 2.2
Single
Mi 4 LTE
13 MP, f/1.8, 1/3.1", 1.12µm, AF
Poco C81 Pro
13 MP, f/2.2, (wide), 1/3.06"
Features
Mi 4 LTE
LED flash, panorama, HDR
Poco C81 Pro
LED flash, HDR
Video
Mi 4 LTE
4K@30fps, 1080p@30fps, 720p@120fps, HDR
Poco C81 Pro
1080p@30fps
Single
Mi 4 LTE
8 MP, f/1.8
Poco C81 Pro
8 MP, f/2.0, (wide)
Video
Mi 4 LTE
1080p@30fps
Poco C81 Pro
1080p@30fps
Features
Mi 4 LTE
-
Poco C81 Pro
HDR
Loudspeaker
Mi 4 LTE
Yes
Poco C81 Pro
Yes
3.5mm jack
Mi 4 LTE
Yes
Poco C81 Pro
Yes
WLAN
Mi 4 LTE
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
Poco C81 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Mi 4 LTE
4.0, A2DP
Poco C81 Pro
5.2, A2DP, LE
Positioning
Mi 4 LTE
GPS, GLONASS, BDS
Poco C81 Pro
GPS, GALILEO, GLONASS, BDS
NFC
Mi 4 LTE
No
Poco C81 Pro
Yes (market/region dependent)
Infrared port
Mi 4 LTE
Yes
Poco C81 Pro
-
Radio
Mi 4 LTE
FM radio
Poco C81 Pro
FM radio
USB
Mi 4 LTE
microUSB 2.0, OTG
Poco C81 Pro
USB Type-C 2.0
Sensors
Mi 4 LTE
Accelerometer, gyro, proximity, compass, barometer
Poco C81 Pro
Fingerprint (side-mounted), accelerometer, compass
Other
Mi 4 LTE
-
Poco C81 Pro
Virtual proximity sensing
Type
Mi 4 LTE
Li-Ion 3080 mAh, non-removable
Poco C81 Pro
6000 mAh
Charging
Mi 4 LTE
18W wired, QC2
Poco C81 Pro
15W wired 7.5W reverse wired
Colors
Mi 4 LTE
White
Poco C81 Pro
Black, Gold, Green
Price
Mi 4 LTE
About 230 EUR
Poco C81 Pro
About 120 EUR