Screen size
Poco C81xWinner: 6.9"+20%
Redmi Note 4G5.5"
Quick verdict
Poco C81x leads the measured specs 13-2.
Measured wins
Poco C81x
13
spec wins
Overall winner
Ties
6
equal specs
Redmi Note 4G
2
spec wins
Screen size
Technology
Poco C81x
GSM / HSPA / LTE
Redmi Note 4G
GSM / HSPA / LTE
2G bands
Poco C81x
GSM 850 / 900 / 1800 / 1900
Redmi Note 4G
GSM 900 / 1800 - India, GSM 850 / 900 / 1800 / 1900 - Malaysia, Singapore
3G bands
Poco C81x
HSDPA 850 / 900 / 2100
Redmi Note 4G
HSDPA 900 / 2100 - India, HSDPA 850 / 900 / 1900 / 2100 - Malaysia, Singapore
4G bands
Poco C81x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront 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
Redmi Note 4G
3, 40 - India, 1, 2, 3, 4, 7 - Malaysia, Singapore
Speed
Poco C81x
HSPA, LTE
Redmi Note 4G
HSPA, LTE Cat4 150/50 Mbps
Announced
Poco C81x
2026, April 23
Redmi Note 4G
2014, August. Released 2014, August
Status
Poco C81x
Available. Released 2026, April 23
Redmi Note 4G
Discontinued
Dimensions
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Redmi Note 4G
154 x 78.7 x 9.5 mm (6.06 x 3.10 x 0.37 in)
Weight
Poco C81x
193 g (6.81 oz)
Redmi Note 4G
185 g (6.53 oz)
SIM
Poco C81x
Nano-SIM + Nano-SIM
Redmi Note 4G
Mini-SIM
Other
Poco C81x
Dust and splash resistant
Redmi Note 4G
-
Type
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Redmi Note 4G
IPS LCD
Size
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Redmi Note 4G
5.5 inches, 83.4 cm2 (~68.8% screen-to-body ratio)
Resolution
Poco C81x
720 x 1640 pixels (~260 ppi density)
Redmi Note 4G
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
OS
Poco C81x
Android 15, up to 2 major Android upgrades
Redmi Note 4G
Android 4.2 (Jelly Bean), upgradable to 4.4.2 (KitKat), MIUI 5
Chipset
Poco C81x
Unisoc T7250 (12 nm)
Redmi Note 4G
Qualcomm MSM8928 Snapdragon 400 (28 nm)
CPU
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi Note 4G
Quad-core 1.6 GHz Cortex-A7
GPU
Poco C81x
Mali-G57 MP1
Redmi Note 4G
Adreno 305
Card slot
Poco C81x
microSDXC (dedicated slot)
Redmi Note 4G
microSDXC (dedicated slot)
Internal
Poco C81x
64GB 3GB RAM
Redmi Note 4G
8GB 2GB RAM
Other
Poco C81x
-
Redmi Note 4G
eMMC 4.5
Single
Poco C81x
13 MP, f/2.2, (wide)
Redmi Note 4G
13 MP, f/2.2, 28mm (wide), AF
Features
Poco C81x
LED flash, HDR
Redmi Note 4G
LED flash, HDR
Video
Poco C81x
1080p@30fps
Redmi Note 4G
1080p@30fps
Single
Poco C81x
8 MP, f/2.0, (wide)
Redmi Note 4G
5 MP
Features
Poco C81x
HDR
Redmi Note 4G
-
Video
Poco C81x
1080p@30fps
Redmi Note 4G
720p
Loudspeaker
Poco C81x
Yes
Redmi Note 4G
Yes
3.5mm jack
Poco C81x
Yes
Redmi Note 4G
Yes
WLAN
Poco C81x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi Note 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
Poco C81x
5.2, A2DP, LE
Redmi Note 4G
4.0, A2DP, LE
Positioning
Poco C81x
GPS, GALILEO, GLONASS, QZSS
Redmi Note 4G
GPS, GLONASS, BDS
NFC
Poco C81x
No
Redmi Note 4G
No
Radio
Poco C81x
FM radio
Redmi Note 4G
FM radio
USB
Poco C81x
USB Type-C 2.0, OTG
Redmi Note 4G
microUSB 2.0, OTG
Sensors
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Redmi Note 4G
Accelerometer, gyro, proximity, compass
Other
Poco C81x
Virtual proximity sensing
Redmi Note 4G
-
Type
Poco C81x
5200 mAh
Redmi Note 4G
Li-Po 3100 mAh, removable
Charging
Poco C81x
15W wired 7.5W reverse wired
Redmi Note 4G
-
Stand-by
Poco C81x
-
Redmi Note 4G
Up to 775 h (3G)
Talk time
Poco C81x
-
Redmi Note 4G
Up to 38 h (3G)
Music play
Poco C81x
-
Redmi Note 4G
Up to 60 h
Colors
Poco C81x
Ice Blue, Crystal Black
Redmi Note 4G
Black/White
Price
Poco C81x
About 90 EUR
Redmi Note 4G
About 160 EUR