Screen size
Poco C81Winner: 6.9"+28%
Redmi 3s Prime5.0"
Quick verdict
Poco C81 leads the measured specs 13-2.
Measured wins
Poco C81
13
spec wins
Overall winner
Ties
6
equal specs
Redmi 3s Prime
2
spec wins
Screen size
Technology
Poco C81
GSM / HSPA / LTE
Redmi 3s Prime
GSM / HSPA / LTE
2G bands
Poco C81
GSM 900 / 1800 / 1900
Redmi 3s Prime
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
Poco C81
HSDPA 850 / 900 / 2100
Redmi 3s Prime
HSDPA 900 / 2100 - India, HSDPA 850 / 900 / 1900 / 2100 - Global
4G bands
Poco C81
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
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 3s Prime
3, 5, 40 - India, 1, 3, 7, 8, 20, 40 - Global
Speed
Poco C81
HSPA, LTE
Redmi 3s Prime
HSPA, LTE
Announced
Poco C81
2026, April 23
Redmi 3s Prime
2016, August. Released 2016, August
Status
Poco C81
Available. Released 2026, April 23
Redmi 3s Prime
Discontinued
Dimensions
Poco C81
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Redmi 3s Prime
139.3 x 69.6 x 8.5 mm (5.48 x 2.74 x 0.33 in)
Weight
Poco C81
208 g (7.34 oz)
Redmi 3s Prime
144 g (5.08 oz)
Build
Poco C81
Glass front, plastic frame, plastic back
Redmi 3s Prime
Glass front, aluminum back, aluminum frame
SIM
Poco C81
Nano-SIM + Nano-SIM
Redmi 3s Prime
Nano-SIM + Micro-SIM
Other
Poco C81
Dust and splash resistant
Redmi 3s Prime
-
Type
Poco C81
IPS LCD, 120Hz, 800 nits (peak)
Redmi 3s Prime
IPS LCD
Size
Poco C81
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Redmi 3s Prime
5.0 inches, 68.9 cm2 (~71.1% screen-to-body ratio)
Resolution
Poco C81
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Redmi 3s Prime
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
OS
Poco C81
Android 16, up to 4 major Android upgrades, HyperOS 3
Redmi 3s Prime
Android 6.0.1 (Marshmallow), MIUI 9.2
Chipset
Poco C81
Unisoc T7250 (12 nm)
Redmi 3s Prime
Qualcomm MSM8937 Snapdragon 430 (28 nm)
CPU
Poco C81
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi 3s Prime
Octa-core 1.4 GHz Cortex-A53
GPU
Poco C81
Mali-G57 MP1
Redmi 3s Prime
Adreno 505
Card slot
Poco C81
microSDXC (dedicated slot)
Redmi 3s Prime
microSDXC (uses shared SIM slot)
Internal
Poco C81
64GB 4GB RAM
Redmi 3s Prime
32GB 3GB RAM
Other
Poco C81
-
Redmi 3s Prime
eMMC 5.1
Single
Poco C81
13 MP, (wide)
Redmi 3s Prime
13 MP, f/2.0, PDAF
Features
Poco C81
LED flash
Redmi 3s Prime
LED flash, HDR, panorama
Video
Poco C81
1080p@30fps
Redmi 3s Prime
1080p@30fps
Single
Poco C81
8 MP, (wide)
Redmi 3s Prime
5 MP, f/2.2
Features
Poco C81
HDR
Redmi 3s Prime
-
Video
Poco C81
1080p@30fps
Redmi 3s Prime
1080p@30fps
Loudspeaker
Poco C81
Yes
Redmi 3s Prime
Yes
3.5mm jack
Poco C81
Yes
Redmi 3s Prime
Yes
WLAN
Poco C81
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi 3s Prime
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
Poco C81
5.2, A2DP, LE
Redmi 3s Prime
4.1, A2DP, LE
Positioning
Poco C81
GPS, GALILEO, GLONASS, BDS
Redmi 3s Prime
GPS, GLONASS, BDS
NFC
Poco C81
No
Redmi 3s Prime
No
Radio
Poco C81
FM radio
Redmi 3s Prime
FM radio
USB
Poco C81
USB Type-C 2.0
Redmi 3s Prime
microUSB 2.0
Infrared port
Poco C81
-
Redmi 3s Prime
Yes
Sensors
Poco C81
Fingerprint (side-mounted), accelerometer, compass
Redmi 3s Prime
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Other
Poco C81
Virtual proximity sensing
Redmi 3s Prime
-
Type
Poco C81
6300 mAh
Redmi 3s Prime
Li-Ion 4100 mAh, non-removable
Charging
Poco C81
15W wired 7.5W reverse wired
Redmi 3s Prime
10W wired
Colors
Poco C81
Sky Blue, Elite Black, Sunset Gold
Redmi 3s Prime
Gold, Dark Gray, Silver
Price
Poco C81
About 100 EUR
Redmi 3s Prime
About 150 EUR
SAR EU
Poco C81
-
Redmi 3s Prime
0.62 W/kg (head) 0.43 W/kg (body)