Screen size
Poco C81xWinner: 6.9"+27%
Redmi 3s Prime5.0"
Quick verdict
Poco C81x leads the measured specs 12-2.
Measured wins
Poco C81x
12
spec wins
Overall winner
Ties
7
equal specs
Redmi 3s Prime
2
spec wins
Screen size
Technology
Poco C81x
GSM / HSPA / LTE
Redmi 3s Prime
GSM / HSPA / LTE
2G bands
Poco C81x
GSM 850 / 900 / 1800 / 1900
Redmi 3s Prime
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
Poco C81x
HSDPA 850 / 900 / 2100
Redmi 3s Prime
HSDPA 900 / 2100 - India, HSDPA 850 / 900 / 1900 / 2100 - Global
4G bands
Poco C81x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
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 C81x
HSPA, LTE
Redmi 3s Prime
HSPA, LTE
Announced
Poco C81x
2026, April 23
Redmi 3s Prime
2016, August. Released 2016, August
Status
Poco C81x
Available. Released 2026, April 23
Redmi 3s Prime
Discontinued
Dimensions
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Redmi 3s Prime
139.3 x 69.6 x 8.5 mm (5.48 x 2.74 x 0.33 in)
Weight
Poco C81x
193 g (6.81 oz)
Redmi 3s Prime
144 g (5.08 oz)
SIM
Poco C81x
Nano-SIM + Nano-SIM
Redmi 3s Prime
Nano-SIM + Micro-SIM
Other
Poco C81x
Dust and splash resistant
Redmi 3s Prime
-
Build
Poco C81x
-
Redmi 3s Prime
Glass front, aluminum back, aluminum frame
Type
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Redmi 3s Prime
IPS LCD
Size
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Redmi 3s Prime
5.0 inches, 68.9 cm2 (~71.1% screen-to-body ratio)
Resolution
Poco C81x
720 x 1640 pixels (~260 ppi density)
Redmi 3s Prime
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
OS
Poco C81x
Android 15, up to 2 major Android upgrades
Redmi 3s Prime
Android 6.0.1 (Marshmallow), MIUI 9.2
Chipset
Poco C81x
Unisoc T7250 (12 nm)
Redmi 3s Prime
Qualcomm MSM8937 Snapdragon 430 (28 nm)
CPU
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi 3s Prime
Octa-core 1.4 GHz Cortex-A53
GPU
Poco C81x
Mali-G57 MP1
Redmi 3s Prime
Adreno 505
Card slot
Poco C81x
microSDXC (dedicated slot)
Redmi 3s Prime
microSDXC (uses shared SIM slot)
Internal
Poco C81x
64GB 3GB RAM
Redmi 3s Prime
32GB 3GB RAM
Other
Poco C81x
-
Redmi 3s Prime
eMMC 5.1
Single
Poco C81x
13 MP, f/2.2, (wide)
Redmi 3s Prime
13 MP, f/2.0, PDAF
Features
Poco C81x
LED flash, HDR
Redmi 3s Prime
LED flash, HDR, panorama
Video
Poco C81x
1080p@30fps
Redmi 3s Prime
1080p@30fps
Single
Poco C81x
8 MP, f/2.0, (wide)
Redmi 3s Prime
5 MP, f/2.2
Features
Poco C81x
HDR
Redmi 3s Prime
-
Video
Poco C81x
1080p@30fps
Redmi 3s Prime
1080p@30fps
Loudspeaker
Poco C81x
Yes
Redmi 3s Prime
Yes
3.5mm jack
Poco C81x
Yes
Redmi 3s Prime
Yes
WLAN
Poco C81x
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 C81x
5.2, A2DP, LE
Redmi 3s Prime
4.1, A2DP, LE
Positioning
Poco C81x
GPS, GALILEO, GLONASS, QZSS
Redmi 3s Prime
GPS, GLONASS, BDS
NFC
Poco C81x
No
Redmi 3s Prime
No
Radio
Poco C81x
FM radio
Redmi 3s Prime
FM radio
USB
Poco C81x
USB Type-C 2.0, OTG
Redmi 3s Prime
microUSB 2.0
Infrared port
Poco C81x
-
Redmi 3s Prime
Yes
Sensors
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Redmi 3s Prime
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Other
Poco C81x
Virtual proximity sensing
Redmi 3s Prime
-
Type
Poco C81x
5200 mAh
Redmi 3s Prime
Li-Ion 4100 mAh, non-removable
Charging
Poco C81x
15W wired 7.5W reverse wired
Redmi 3s Prime
10W wired
Colors
Poco C81x
Ice Blue, Crystal Black
Redmi 3s Prime
Gold, Dark Gray, Silver
Price
Poco C81x
About 90 EUR
Redmi 3s Prime
About 150 EUR
SAR EU
Poco C81x
-
Redmi 3s Prime
0.62 W/kg (head) 0.43 W/kg (body)