Screen size
Poco C81xWinner: 6.9"+5.1%
Redmi 9 Prime6.5"
Quick verdict
Poco C81x leads the measured specs 7-5.
Measured wins
Poco C81x
7
spec wins
Overall winner
Ties
9
equal specs
Redmi 9 Prime
5
spec wins
Screen size
Technology
Poco C81x
GSM / HSPA / LTE
Redmi 9 Prime
GSM / HSPA / LTE
2G bands
Poco C81x
GSM 850 / 900 / 1800 / 1900
Redmi 9 Prime
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81x
HSDPA 850 / 900 / 2100
Redmi 9 Prime
HSDPA 850 / 900 / 1900 / 2100
4G bands
Poco C81x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Redmi 9 Prime
1, 3, 5, 8, 40, 41
Speed
Poco C81x
HSPA, LTE
Redmi 9 Prime
HSPA, LTE
Announced
Poco C81x
2026, April 23
Redmi 9 Prime
2020, August 04
Status
Poco C81x
Available. Released 2026, April 23
Redmi 9 Prime
Available. Released 2020, August 06
Dimensions
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Redmi 9 Prime
163.3 x 77 x 9.1 mm (6.43 x 3.03 x 0.36 in)
Weight
Poco C81x
193 g (6.81 oz)
Redmi 9 Prime
198 g (6.98 oz)
SIM
Poco C81x
Nano-SIM + Nano-SIM
Redmi 9 Prime
Nano-SIM + Nano-SIM
Other
Poco C81x
Dust and splash resistant
Redmi 9 Prime
Water-repellent coating
Build
Poco C81x
-
Redmi 9 Prime
Glass front (Gorilla Glass 3), plastic back, plastic frame
Type
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Redmi 9 Prime
IPS LCD, 400 nits (typ)
Size
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Redmi 9 Prime
6.53 inches, 104.7 cm2 (~83.2% screen-to-body ratio)
Resolution
Poco C81x
720 x 1640 pixels (~260 ppi density)
Redmi 9 Prime
1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection
Poco C81x
-
Redmi 9 Prime
Corning Gorilla Glass 3
OS
Poco C81x
Android 15, up to 2 major Android upgrades
Redmi 9 Prime
Android 10, MIUI 11
Chipset
Poco C81x
Unisoc T7250 (12 nm)
Redmi 9 Prime
Mediatek MT6769V/CU Helio G80 (12 nm)
CPU
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi 9 Prime
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU
Poco C81x
Mali-G57 MP1
Redmi 9 Prime
Mali-G52 MC2
Card slot
Poco C81x
microSDXC (dedicated slot)
Redmi 9 Prime
microSDXC (dedicated slot)
Internal
Poco C81x
64GB 3GB RAM
Redmi 9 Prime
64GB 4GB RAM, 128GB 4GB RAM
Other
Poco C81x
-
Redmi 9 Prime
eMMC 5.1
Single
Poco C81x
13 MP, f/2.2, (wide)
Redmi 9 Prime
-
Features
Poco C81x
LED flash, HDR
Redmi 9 Prime
LED flash, HDR, panorama
Video
Poco C81x
1080p@30fps
Redmi 9 Prime
1080p@30fps
Quad
Poco C81x
-
Redmi 9 Prime
13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens
Single
Poco C81x
8 MP, f/2.0, (wide)
Redmi 9 Prime
8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Features
Poco C81x
HDR
Redmi 9 Prime
HDR
Video
Poco C81x
1080p@30fps
Redmi 9 Prime
1080p@30fps
Loudspeaker
Poco C81x
Yes
Redmi 9 Prime
Yes
3.5mm jack
Poco C81x
Yes
Redmi 9 Prime
Yes
WLAN
Poco C81x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi 9 Prime
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Poco C81x
5.2, A2DP, LE
Redmi 9 Prime
5.0, A2DP, LE
Positioning
Poco C81x
GPS, GALILEO, GLONASS, QZSS
Redmi 9 Prime
GPS, GLONASS, BDS
NFC
Poco C81x
No
Redmi 9 Prime
No
Radio
Poco C81x
FM radio
Redmi 9 Prime
Wireless FM radio (no wired headphones required)
USB
Poco C81x
USB Type-C 2.0, OTG
Redmi 9 Prime
USB Type-C 2.0, OTG
Infrared port
Poco C81x
-
Redmi 9 Prime
Yes
Sensors
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Redmi 9 Prime
Fingerprint (rear-mounted), accelerometer, proximity, compass
Other
Poco C81x
Virtual proximity sensing
Redmi 9 Prime
-
Type
Poco C81x
5200 mAh
Redmi 9 Prime
Li-Po 5020 mAh
Charging
Poco C81x
15W wired 7.5W reverse wired
Redmi 9 Prime
18W wired
Colors
Poco C81x
Ice Blue, Crystal Black
Redmi 9 Prime
Space Blue, Mint Green, Matte Black, Sunrise Flare
Price
Poco C81x
About 90 EUR
Redmi 9 Prime
About 110 EUR
Models
Poco C81x
-
Redmi 9 Prime
M2004J19PI
SAR
Poco C81x
-
Redmi 9 Prime
0.85 W/kg (head) 0.42 W/kg (body)