Screen size
C100iWinner: 6.8"+81%
Watch S1.3"
Quick verdict
C100i leads the measured specs 15-3.
Measured wins
C100i
15
spec wins
Overall winner
Ties
3
equal specs
Watch S
3
spec wins
Screen size
Technology
C100i
GSM / HSPA / LTE
Watch S
No cellular connectivity
2G bands
C100i
GSM 850 / 900 / 1800 / 1900
Watch S
N/A
3G bands
C100i
HSDPA 850 / 900 / 2100
Watch S
N/A
4G bands
C100i
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
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
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
Stereo speakers
Watch S
N/A
Speed
C100i
HSPA, LTE
Watch S
No
GPRS
C100i
-
Watch S
No
EDGE
C100i
-
Watch S
No
Announced
C100i
2026, April 30
Watch S
2020, November 03. Released 2020, November 14
Status
C100i
Released May 7, 2026
Watch S
Discontinued
Dimensions
C100i
166.5 x 78.2 x 8.4 mm (6.56 x 3.08 x 0.33 in)
Watch S
47 x 47 x 12 mm (1.85 x 1.85 x 0.47 in)
Weight
C100i
208 g (7.34 oz)
Watch S
48 g (1.69 oz)
Build
C100i
Glass front, plastic frame, plastic back
Watch S
Glass front, aluminum frame, plastic back
SIM
C100i
Nano-SIM + Nano-SIM
Watch S
No
Other
C100i
IP64 dust tight and water resistant (water splashes) Drop resistant up to 2m MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Watch S
IP68 dust tight and water resistant (immersible up to 1.5m) Compatible with standard 22mm straps
Type
C100i
IPS LCD, 120Hz
Watch S
IPS LCD
Size
C100i
6.8 inches, 113.0 cm2 (~86.8% screen-to-body ratio)
Watch S
1.3 inches
Resolution
C100i
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
Watch S
360 x 360 pixels (~278 ppi density)
Protection
C100i
Panda MN228 or Corning Gorilla Glass
Watch S
Corning Gorilla Glass
OS
C100i
Android 16
Watch S
Proprietary OS
Chipset
C100i
Unisoc T7250 (12 nm)
Watch S
-
CPU
C100i
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Watch S
-
GPU
C100i
Mali-G57 MP1
Watch S
-
Card slot
C100i
microSDXC
Watch S
No
Internal
C100i
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Watch S
-
Other
C100i
eMMC 5.1
Watch S
eMMC 4.5
Single
C100i
8 MP, f/2.0, (wide), AF
Watch S
-
Features
C100i
LED flash, HDR, panorama
Watch S
-
Video
C100i
1080p@30fps
Watch S
-
Single
C100i
5 MP, f/2.2, (wide)
Watch S
-
Video
C100i
720p@30fps
Watch S
-
Loudspeaker
C100i
Yes
Watch S
No
3.5mm jack
C100i
Yes
Watch S
No
WLAN
C100i
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Watch S
No
Bluetooth
C100i
5.2, A2DP, LE
Watch S
5.0, A2DP, LE
Positioning
C100i
GPS, GALILEO, GLONASS, BDS
Watch S
No
NFC
C100i
No
Watch S
No
Radio
C100i
Unspecified
Watch S
No
USB
C100i
USB Type-C 2.0, OTG
Watch S
No
Sensors
C100i
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Watch S
Accelerometer, heart rate, SpO2
Type
C100i
Si/C Li-Ion 7000 mAh
Watch S
Li-Ion 390 mAh
Charging
C100i
15W wired, PD, QC Reverse wired
Watch S
-
Colors
C100i
Dawn Purple, Dusk Gray
Watch S
Black, Silver
Models
C100i
RMX5377
Watch S
-
Price
C100i
About 110 EUR
Watch S
About 80 EUR
Other
C100i
-
Watch S
No