Screen size
Poco C81 ProWinner: 6.9"+7.4%
Redmi K206.4"
Quick verdict
Redmi K20 leads the measured specs 8-7.
Measured wins
Poco C81 Pro
7
spec wins
Ties
6
equal specs
Redmi K20
8
spec wins
Overall winner
Screen size
Technology
Poco C81 Pro
GSM / HSPA / LTE
Redmi K20
GSM / HSPA / LTE
2G bands
Poco C81 Pro
GSM 900 / 1800 / 1900
Redmi K20
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81 Pro
HSDPA 850 / 900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - LATAM
Redmi K20
HSDPA 850 / 900 / 1900 / 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
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
Redmi K20
1, 3, 5, 7, 8, 34, 38, 39, 40, 41
Speed
Poco C81 Pro
HSPA, LTE
Redmi K20
HSPA, LTE
Announced
Poco C81 Pro
2026, April 27
Redmi K20
2019, May. Released 2019, June
Status
Poco C81 Pro
Available. Released 2026, April 27
Redmi K20
Discontinued
Dimensions
Poco C81 Pro
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Redmi K20
156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)
Weight
Poco C81 Pro
208 g (7.34 oz)
Redmi K20
191 g (6.74 oz)
Build
Poco C81 Pro
Glass front, plastic frame, plastic back
Redmi K20
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
SIM
Poco C81 Pro
Nano-SIM + Nano-SIM
Redmi K20
Nano-SIM + Nano-SIM
Type
Poco C81 Pro
IPS LCD, 120Hz, 650 nits (typ), 800 nits (peak)
Redmi K20
Super AMOLED, HDR
Size
Poco C81 Pro
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Redmi K20
6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)
Resolution
Poco C81 Pro
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Redmi K20
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection
Poco C81 Pro
-
Redmi K20
Corning Gorilla Glass 5
OS
Poco C81 Pro
Android 15, up to 4 major Android upgrades, HyperOS 3
Redmi K20
Android 9.0 (Pie), upgradable to Android 10, MIUI 12
Chipset
Poco C81 Pro
Unisoc T7250 (12 nm)
Redmi K20
Qualcomm SDM730 Snapdragon 730 (8 nm)
CPU
Poco C81 Pro
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi K20
Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU
Poco C81 Pro
Mali-G57 MP1
Redmi K20
Adreno 618
Card slot
Poco C81 Pro
microSDXC (dedicated slot)
Redmi K20
No
Internal
Poco C81 Pro
64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM
Redmi K20
64GB 6GB RAM, 128GB 6GB RAM, 256GB 8GB RAM
Other
Poco C81 Pro
UFS 2.2
Redmi K20
UFS 2.1
Single
Poco C81 Pro
13 MP, f/2.2, (wide), 1/3.06"
Redmi K20
-
Features
Poco C81 Pro
LED flash, HDR
Redmi K20
Dual-LED flash, HDR, panorama
Video
Poco C81 Pro
1080p@30fps
Redmi K20
4K@30fps, 1080p@30/120/240fps, 1080p@960fps
Triple
Poco C81 Pro
-
Redmi K20
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.4, 53mm (telephoto), 1/4.0", 1.12µm, PDAF, 2x optical zoom 13 MP, f/2.4, 12mm (ultrawide), 1/3.1", 1.12µm
Single
Poco C81 Pro
8 MP, f/2.0, (wide)
Redmi K20
Motorized pop-up 20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Features
Poco C81 Pro
HDR
Redmi K20
HDR
Video
Poco C81 Pro
1080p@30fps
Redmi K20
1080p@30fps
Loudspeaker
Poco C81 Pro
Yes
Redmi K20
Yes
3.5mm jack
Poco C81 Pro
Yes
Redmi K20
Yes
Other
Poco C81 Pro
-
Redmi K20
24-bit/192kHz Hi-Res audio
WLAN
Poco C81 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi K20
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Poco C81 Pro
5.2, A2DP, LE
Redmi K20
5.0, A2DP, LE, aptX HD
Positioning
Poco C81 Pro
GPS, GALILEO, GLONASS, BDS
Redmi K20
GPS, GLONASS, GALILEO, BDS
NFC
Poco C81 Pro
Yes (market/region dependent)
Redmi K20
Yes (China only)
Radio
Poco C81 Pro
FM radio
Redmi K20
FM radio
USB
Poco C81 Pro
USB Type-C 2.0
Redmi K20
USB Type-C 2.0, OTG
Sensors
Poco C81 Pro
Fingerprint (side-mounted), accelerometer, compass
Redmi K20
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Poco C81 Pro
Virtual proximity sensing
Redmi K20
-
Type
Poco C81 Pro
6000 mAh
Redmi K20
Li-Po 4000 mAh, non-removable
Charging
Poco C81 Pro
15W wired 7.5W reverse wired
Redmi K20
18W wired
Colors
Poco C81 Pro
Black, Gold, Green
Redmi K20
Carbon black, Red flame, Glacier blue, Pearl White
Price
Poco C81 Pro
About 120 EUR
Redmi K20
About 260 EUR
Models
Poco C81 Pro
-
Redmi K20
M1903F10I
SAR
Poco C81 Pro
-
Redmi K20
1.07 W/kg (head) 0.72 W/kg (body)