Screen size
Poco C81 ProWinner: 6.9"+5.4%
Redmi 9 Activ6.5"
Quick verdict
Poco C81 Pro leads the measured specs 9-3.
Measured wins
Poco C81 Pro
9
spec wins
Overall winner
Ties
9
equal specs
Redmi 9 Activ
3
spec wins
Screen size
Technology
Poco C81 Pro
GSM / HSPA / LTE
Redmi 9 Activ
GSM / HSPA / LTE
2G bands
Poco C81 Pro
GSM 900 / 1800 / 1900
Redmi 9 Activ
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81 Pro
HSDPA 850 / 900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - LATAM
Redmi 9 Activ
HSDPA 850 / 900 / 2100
4G bands
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
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront 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 9 Activ
1, 3, 5, 8, 40, 41
Speed
Poco C81 Pro
HSPA, LTE
Redmi 9 Activ
HSPA, LTE
Announced
Poco C81 Pro
2026, April 27
Redmi 9 Activ
2021, September 24
Status
Poco C81 Pro
Available. Released 2026, April 27
Redmi 9 Activ
Available. Released 2021, September 24
Dimensions
Poco C81 Pro
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Redmi 9 Activ
164.9 x 77.1 x 9 mm (6.49 x 3.04 x 0.35 in)
Weight
Poco C81 Pro
208 g (7.34 oz)
Redmi 9 Activ
194 g (6.84 oz)
Build
Poco C81 Pro
Glass front, plastic frame, plastic back
Redmi 9 Activ
-
SIM
Poco C81 Pro
Nano-SIM + Nano-SIM
Redmi 9 Activ
Nano-SIM + Nano-SIM
Other
Poco C81 Pro
-
Redmi 9 Activ
Water-repellent coating
Type
Poco C81 Pro
IPS LCD, 120Hz, 650 nits (typ), 800 nits (peak)
Redmi 9 Activ
IPS LCD, 400 nits (typ)
Size
Poco C81 Pro
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Redmi 9 Activ
6.53 inches, 102.9 cm2 (~81.0% screen-to-body ratio)
Resolution
Poco C81 Pro
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Redmi 9 Activ
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
OS
Poco C81 Pro
Android 15, up to 4 major Android upgrades, HyperOS 3
Redmi 9 Activ
Android 10, MIUI 12
Chipset
Poco C81 Pro
Unisoc T7250 (12 nm)
Redmi 9 Activ
Mediatek MT6765G Helio G35 (12 nm)
CPU
Poco C81 Pro
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi 9 Activ
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU
Poco C81 Pro
Mali-G57 MP1
Redmi 9 Activ
PowerVR GE8320
Card slot
Poco C81 Pro
microSDXC (dedicated slot)
Redmi 9 Activ
microSDXC (dedicated slot)
Internal
Poco C81 Pro
64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM
Redmi 9 Activ
64GB 4GB RAM, 128GB 6GB RAM
Other
Poco C81 Pro
UFS 2.2
Redmi 9 Activ
eMMC 5.1
Single
Poco C81 Pro
13 MP, f/2.2, (wide), 1/3.06"
Redmi 9 Activ
-
Features
Poco C81 Pro
LED flash, HDR
Redmi 9 Activ
LED flash, HDR
Video
Poco C81 Pro
1080p@30fps
Redmi 9 Activ
1080p@30fps
Dual
Poco C81 Pro
-
Redmi 9 Activ
13 MP, f/2.2, (wide), PDAF Auxiliary lens
Single
Poco C81 Pro
8 MP, f/2.0, (wide)
Redmi 9 Activ
5 MP, f/2.2, (wide), 1.12µm
Features
Poco C81 Pro
HDR
Redmi 9 Activ
HDR
Video
Poco C81 Pro
1080p@30fps
Redmi 9 Activ
1080p@30fps
Loudspeaker
Poco C81 Pro
Yes
Redmi 9 Activ
Yes
3.5mm jack
Poco C81 Pro
Yes
Redmi 9 Activ
Yes
WLAN
Poco C81 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi 9 Activ
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
Poco C81 Pro
5.2, A2DP, LE
Redmi 9 Activ
5.0, A2DP, LE
Positioning
Poco C81 Pro
GPS, GALILEO, GLONASS, BDS
Redmi 9 Activ
GPS, GLONASS, BDS
NFC
Poco C81 Pro
Yes (market/region dependent)
Redmi 9 Activ
No
Radio
Poco C81 Pro
FM radio
Redmi 9 Activ
FM radio
USB
Poco C81 Pro
USB Type-C 2.0
Redmi 9 Activ
microUSB 2.0, OTG
Sensors
Poco C81 Pro
Fingerprint (side-mounted), accelerometer, compass
Redmi 9 Activ
Fingerprint (rear-mounted), accelerometer, proximity
Other
Poco C81 Pro
Virtual proximity sensing
Redmi 9 Activ
-
Type
Poco C81 Pro
6000 mAh
Redmi 9 Activ
Li-Po 5000 mAh
Charging
Poco C81 Pro
15W wired 7.5W reverse wired
Redmi 9 Activ
10W wired
Colors
Poco C81 Pro
Black, Gold, Green
Redmi 9 Activ
Carbon Black, Coral Green, Metallic Purple
Price
Poco C81 Pro
About 120 EUR
Redmi 9 Activ
About 110 EUR
SAR
Poco C81 Pro
-
Redmi 9 Activ
0.51 W/kg (head) 0.83 W/kg (body)