Screen size
Poco C81Winner: 6.9"+5.4%
Redmi Note 9 4G6.5"
Quick verdict
Redmi Note 9 4G leads the measured specs 8-7.
Measured wins
Poco C81
7
spec wins
Ties
7
equal specs
Redmi Note 9 4G
8
spec wins
Overall winner
Screen size
Technology
Poco C81
GSM / HSPA / LTE
Redmi Note 9 4G
GSM / CDMA / HSPA / LTE
2G bands
Poco C81
GSM 900 / 1800 / 1900
Redmi Note 9 4G
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
Poco C81
HSDPA 850 / 900 / 2100
Redmi Note 9 4G
HSDPA 850 / 900 / 2100
4G bands
Poco C81
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
equal specsBattery
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 9 4G
1, 3, 5, 8, 34, 38, 39, 40, 41
Speed
Poco C81
HSPA, LTE
Redmi Note 9 4G
HSPA, LTE
Announced
Poco C81
2026, April 23
Redmi Note 9 4G
2020, November 26
Status
Poco C81
Available. Released 2026, April 23
Redmi Note 9 4G
Available. Released 2020, November 26
Dimensions
Poco C81
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Redmi Note 9 4G
162.3 x 77.3 x 9.6 mm (6.39 x 3.04 x 0.38 in)
Weight
Poco C81
208 g (7.34 oz)
Redmi Note 9 4G
198 g (6.98 oz)
Build
Poco C81
Glass front, plastic frame, plastic back
Redmi Note 9 4G
Glass front (Gorilla Glass 3), plastic frame, plastic back
SIM
Poco C81
Nano-SIM + Nano-SIM
Redmi Note 9 4G
Nano-SIM + Nano-SIM
Other
Poco C81
Dust and splash resistant
Redmi Note 9 4G
Water-repellent coating
Type
Poco C81
IPS LCD, 120Hz, 800 nits (peak)
Redmi Note 9 4G
IPS LCD, 400 nits (typ)
Size
Poco C81
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Redmi Note 9 4G
6.53 inches, 104.7 cm2 (~83.4% screen-to-body ratio)
Resolution
Poco C81
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Redmi Note 9 4G
1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection
Poco C81
-
Redmi Note 9 4G
Corning Gorilla Glass 3
OS
Poco C81
Android 16, up to 4 major Android upgrades, HyperOS 3
Redmi Note 9 4G
Android 10, upgradable to Android 12, MIUI 14
Chipset
Poco C81
Unisoc T7250 (12 nm)
Redmi Note 9 4G
Qualcomm SM6115 Snapdragon 662 (11 nm)
CPU
Poco C81
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi Note 9 4G
Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU
Poco C81
Mali-G57 MP1
Redmi Note 9 4G
Adreno 610
Card slot
Poco C81
microSDXC (dedicated slot)
Redmi Note 9 4G
microSDXC (dedicated slot)
Internal
Poco C81
64GB 4GB RAM
Redmi Note 9 4G
128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
Poco C81
-
Redmi Note 9 4G
UFS 2.2
Single
Poco C81
13 MP, (wide)
Redmi Note 9 4G
-
Features
Poco C81
LED flash
Redmi Note 9 4G
LED flash, HDR, panorama
Video
Poco C81
1080p@30fps
Redmi Note 9 4G
1080p@30fps
Triple
Poco C81
-
Redmi Note 9 4G
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm Auxiliary lens
Single
Poco C81
8 MP, (wide)
Redmi Note 9 4G
8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Features
Poco C81
HDR
Redmi Note 9 4G
-
Video
Poco C81
1080p@30fps
Redmi Note 9 4G
1080p@30fps
Loudspeaker
Poco C81
Yes
Redmi Note 9 4G
Yes, with stereo speakers
3.5mm jack
Poco C81
Yes
Redmi Note 9 4G
Yes
Other
Poco C81
-
Redmi Note 9 4G
24-bit/192kHz Hi-Res audio
WLAN
Poco C81
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi Note 9 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Poco C81
5.2, A2DP, LE
Redmi Note 9 4G
4.2, A2DP
Positioning
Poco C81
GPS, GALILEO, GLONASS, BDS
Redmi Note 9 4G
GPS, GLONASS, GALILEO, BDS
NFC
Poco C81
No
Redmi Note 9 4G
No
Radio
Poco C81
FM radio
Redmi Note 9 4G
FM radio
USB
Poco C81
USB Type-C 2.0
Redmi Note 9 4G
USB Type-C 2.0, OTG
Infrared port
Poco C81
-
Redmi Note 9 4G
Yes
Sensors
Poco C81
Fingerprint (side-mounted), accelerometer, compass
Redmi Note 9 4G
Fingerprint (side-mounted), accelerometer, proximity, compass
Other
Poco C81
Virtual proximity sensing
Redmi Note 9 4G
-
Type
Poco C81
6300 mAh
Redmi Note 9 4G
Li-Po 6000 mAh
Charging
Poco C81
15W wired 7.5W reverse wired
Redmi Note 9 4G
18W wired 2.5W reverse wired
Colors
Poco C81
Sky Blue, Elite Black, Sunset Gold
Redmi Note 9 4G
Gray, Green, Blue, Orange
Price
Poco C81
About 100 EUR
Redmi Note 9 4G
About 130 EUR
Models
Poco C81
-
Redmi Note 9 4G
M2010J19SC