Screen size
C91.3"
X3Winner: 1.7"+26%
Quick verdict
X3 leads the measured specs 6-2.
Measured wins
C9
2
spec wins
Ties
4
equal specs
X3
6
spec wins
Overall winner
Screen size
Technology
C9
No cellular connectivity
X3
No cellular connectivity
2G bands
C9
N/A
X3
N/A
3G bands
C9
N/A
X3
N/A
4G bands
C9
N/A
X3
N/A
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
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Speed
C9
No
X3
No
GPRS
C9
No
X3
No
EDGE
C9
No
X3
No
Announced
C9
2021
X3
2025, March
Status
C9
Available. Released 2021
X3
Available. Released 2025, March
Dimensions
C9
43 x 43 x 10 mm (1.69 x 1.69 x 0.39 in)
X3
53.8 x 53.8 x 13.5 mm (2.12 x 2.12 x 0.53 in)
Weight
C9
-
X3
94.6 g (3.35 oz)
SIM
C9
No
X3
No
Other
C9
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
X3
Waterproof (5ATM)
Build
C9
-
X3
Zinc alloy frame and rear
Type
C9
IPS LCD
X3
TFT LCD
Size
C9
1.28 inches
X3
1.73 inches
Resolution
C9
240 x 240 pixels (~265 ppi density)
X3
466 x 466 pixels (~381 ppi density)
Protection
C9
Scratch-resistant glass
X3
-
OS
C9
Proprietary OS
X3
Proprietary OS
Card slot
C9
No
X3
No
Internal
C9
16MB
X3
16MB
Other
C9
No
X3
No
Loudspeaker
C9
No
X3
Yes
3.5mm jack
C9
No
X3
No
WLAN
C9
No
X3
No
Bluetooth
C9
5.0, A2DP, LE
X3
5.3, A2DP
Positioning
C9
No
X3
Unspecified
NFC
C9
No
X3
No
Radio
C9
No
X3
No
USB
C9
No
X3
No
Sensors
C9
Accelerometer, gyro, heart rate
X3
Accelerometer, heart rate, SpO2, barometer, compass
Type
C9
210 mAh
X3
900 mAh
Colors
C9
Black, Blue, Pink
X3
Black