Screen size
Poco C81Winner: 6.9"+32%
Redmi 1S4.7"
Quick verdict
Poco C81 leads the measured specs 14-2.
Measured wins
Poco C81
14
spec wins
Overall winner
Ties
5
equal specs
Redmi 1S
2
spec wins
Screen size
Technology
Poco C81
GSM / HSPA / LTE
Redmi 1S
GSM / HSPA
2G bands
Poco C81
GSM 900 / 1800 / 1900
Redmi 1S
GSM 900 / 1800 / 1900
3G bands
Poco C81
HSDPA 850 / 900 / 2100
Redmi 1S
HSDPA 900 / 2100
4G bands
Poco C81
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front 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 1S
-
Speed
Poco C81
HSPA, LTE
Redmi 1S
HSPA
Announced
Poco C81
2026, April 23
Redmi 1S
2014, May. Released 2014, May
Status
Poco C81
Available. Released 2026, April 23
Redmi 1S
Discontinued
Dimensions
Poco C81
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Redmi 1S
137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in)
Weight
Poco C81
208 g (7.34 oz)
Redmi 1S
158 g (5.57 oz)
Build
Poco C81
Glass front, plastic frame, plastic back
Redmi 1S
Glass front (Asahi Dragontrail), plastic back, plastic frame
SIM
Poco C81
Nano-SIM + Nano-SIM
Redmi 1S
Dual SIM (Mini-SIM, dual stand-by)
Other
Poco C81
Dust and splash resistant
Redmi 1S
-
Type
Poco C81
IPS LCD, 120Hz, 800 nits (peak)
Redmi 1S
IPS LCD
Size
Poco C81
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Redmi 1S
4.7 inches, 60.9 cm2 (~64.4% screen-to-body ratio)
Resolution
Poco C81
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Redmi 1S
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Protection
Poco C81
-
Redmi 1S
Asahi Dragontrail Glass
OS
Poco C81
Android 16, up to 4 major Android upgrades, HyperOS 3
Redmi 1S
Android 4.3 (Jelly Bean), upgradable to 4.4.4 (KitKat), MIUI 9.2
Chipset
Poco C81
Unisoc T7250 (12 nm)
Redmi 1S
Qualcomm MSM8228 Snapdragon 400 (28 nm)
CPU
Poco C81
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi 1S
Quad-core 1.6 GHz Cortex-A7
GPU
Poco C81
Mali-G57 MP1
Redmi 1S
Adreno 305
Card slot
Poco C81
microSDXC (dedicated slot)
Redmi 1S
microSDXC (dedicated slot)
Internal
Poco C81
64GB 4GB RAM
Redmi 1S
8GB 1GB RAM
Other
Poco C81
-
Redmi 1S
eMMC 4.5
Single
Poco C81
13 MP, (wide)
Redmi 1S
8 MP, f/2.2, 1/3.2", 1.4µm, AF
Features
Poco C81
LED flash
Redmi 1S
LED flash, HDR
Video
Poco C81
1080p@30fps
Redmi 1S
1080p@30fps
Single
Poco C81
8 MP, (wide)
Redmi 1S
1.6 MP
Features
Poco C81
HDR
Redmi 1S
-
Video
Poco C81
1080p@30fps
Redmi 1S
720p@30fps
Loudspeaker
Poco C81
Yes
Redmi 1S
Yes
3.5mm jack
Poco C81
Yes
Redmi 1S
Yes
WLAN
Poco C81
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi 1S
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
Poco C81
5.2, A2DP, LE
Redmi 1S
4.0, A2DP, LE
Positioning
Poco C81
GPS, GALILEO, GLONASS, BDS
Redmi 1S
GPS, GLONASS
NFC
Poco C81
No
Redmi 1S
No
Radio
Poco C81
FM radio
Redmi 1S
FM radio
USB
Poco C81
USB Type-C 2.0
Redmi 1S
microUSB 2.0, OTG
Sensors
Poco C81
Fingerprint (side-mounted), accelerometer, compass
Redmi 1S
Accelerometer, gyro, proximity, compass
Other
Poco C81
Virtual proximity sensing
Redmi 1S
-
Type
Poco C81
6300 mAh
Redmi 1S
Li-Ion 2000 mAh, removable
Charging
Poco C81
15W wired 7.5W reverse wired
Redmi 1S
-
Colors
Poco C81
Sky Blue, Elite Black, Sunset Gold
Redmi 1S
Black, Chinese Red, Metallic Gray/ blue, green, yellow panels
Price
Poco C81
About 100 EUR
Redmi 1S
About 90 EUR
Models
Poco C81
-
Redmi 1S
2014011