Screen size
Poco C81xWinner: 6.9"+5.1%
Redmi Note 96.5"
Quick verdict
Poco C81x and Redmi Note 9 are close on the measured specs.
Measured wins
Poco C81x
7
spec wins
Ties
7
equal specs
Redmi Note 9
7
spec wins
Screen size
Technology
Poco C81x
GSM / HSPA / LTE
Redmi Note 9
GSM / HSPA / LTE
2G bands
Poco C81x
GSM 850 / 900 / 1800 / 1900
Redmi Note 9
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81x
HSDPA 850 / 900 / 2100
Redmi Note 9
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Poco C81x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Redmi Note 9
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed
Poco C81x
HSPA, LTE
Redmi Note 9
HSPA, LTE
Announced
Poco C81x
2026, April 23
Redmi Note 9
2020, April 30
Status
Poco C81x
Available. Released 2026, April 23
Redmi Note 9
Available. Released 2020, May 12
Dimensions
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Redmi Note 9
162.3 x 77.2 x 8.9 mm (6.39 x 3.04 x 0.35 in)
Weight
Poco C81x
193 g (6.81 oz)
Redmi Note 9
199 g (7.02 oz)
SIM
Poco C81x
Nano-SIM + Nano-SIM
Redmi Note 9
Nano-SIM + Nano-SIM
Other
Poco C81x
Dust and splash resistant
Redmi Note 9
Water-repellent coating
Build
Poco C81x
-
Redmi Note 9
Glass front (Gorilla Glass 5), plastic frame, plastic back
Type
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Redmi Note 9
IPS LCD, 450 nits (typ)
Size
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Redmi Note 9
6.53 inches, 104.7 cm2 (~83.5% screen-to-body ratio)
Resolution
Poco C81x
720 x 1640 pixels (~260 ppi density)
Redmi Note 9
1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection
Poco C81x
-
Redmi Note 9
Corning Gorilla Glass 5
OS
Poco C81x
Android 15, up to 2 major Android upgrades
Redmi Note 9
Android 10, upgradable to Android 12, MIUI 13
Chipset
Poco C81x
Unisoc T7250 (12 nm)
Redmi Note 9
Mediatek MT6769Z Helio G85 (12 nm)
CPU
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi Note 9
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU
Poco C81x
Mali-G57 MP1
Redmi Note 9
Mali-G52 MC2
Card slot
Poco C81x
microSDXC (dedicated slot)
Redmi Note 9
microSDXC (dedicated slot)
Internal
Poco C81x
64GB 3GB RAM
Redmi Note 9
64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Single
Poco C81x
13 MP, f/2.2, (wide)
Redmi Note 9
-
Features
Poco C81x
LED flash, HDR
Redmi Note 9
LED flash, HDR, panorama
Video
Poco C81x
1080p@30fps
Redmi Note 9
1080p@30fps
Quad
Poco C81x
-
Redmi Note 9
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro), AF Auxiliary lens
Single
Poco C81x
8 MP, f/2.0, (wide)
Redmi Note 9
13 MP, f/2.3, 29mm (standard), 1/3.1", 1.12µm
Features
Poco C81x
HDR
Redmi Note 9
HDR, panorama
Video
Poco C81x
1080p@30fps
Redmi Note 9
1080p@30fps
Loudspeaker
Poco C81x
Yes
Redmi Note 9
Yes
3.5mm jack
Poco C81x
Yes
Redmi Note 9
Yes
WLAN
Poco C81x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi Note 9
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Poco C81x
5.2, A2DP, LE
Redmi Note 9
5.0, A2DP, LE
Positioning
Poco C81x
GPS, GALILEO, GLONASS, QZSS
Redmi Note 9
GPS, GLONASS, GALILEO, BDS
NFC
Poco C81x
No
Redmi Note 9
Yes (market/region dependent)M2003J15SG (Yes); M2003J15SS (No)
Radio
Poco C81x
FM radio
Redmi Note 9
FM radio, built-in antenna
USB
Poco C81x
USB Type-C 2.0, OTG
Redmi Note 9
USB Type-C 2.0
Infrared port
Poco C81x
-
Redmi Note 9
Yes
Sensors
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Redmi Note 9
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Other
Poco C81x
Virtual proximity sensing
Redmi Note 9
-
Type
Poco C81x
5200 mAh
Redmi Note 9
Li-Po 5020 mAh
Charging
Poco C81x
15W wired 7.5W reverse wired
Redmi Note 9
18W wired 9W reverse wired
Colors
Poco C81x
Ice Blue, Crystal Black
Redmi Note 9
Forest Green, Midnight Grey, Polar White
Price
Poco C81x
About 90 EUR
Redmi Note 9
$ 102.00 / £ 129.99 / € 81.99 / ₹ 11,999
Models
Poco C81x
-
Redmi Note 9
M2003J15SC, M2003J15SG, M2003J15SS
SAR
Poco C81x
-
Redmi Note 9
0.84 W/kg (head) 0.90 W/kg (body)
SAR EU
Poco C81x
-
Redmi Note 9
0.80 W/kg (head) 1.14 W/kg (body)