Screen size
C291.5"
X3Winner: 1.7"+12%
Quick verdict
X3 leads the measured specs 4-2.
Measured wins
C29
2
spec wins
Ties
5
equal specs
X3
4
spec wins
Overall winner
Screen size
Technology
C29
No cellular connectivity
X3
No cellular connectivity
2G bands
C29
N/A
X3
N/A
3G bands
C29
N/A
X3
N/A
4G bands
C29
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
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Speed
C29
No
X3
No
GPRS
C29
No
X3
No
EDGE
C29
No
X3
No
Announced
C29
2024, August
X3
2025, March
Status
C29
Available. Released 2024, August
X3
Available. Released 2025, March
Dimensions
C29
51.9 x 49.5 x 13.4 mm (2.04 x 1.95 x 0.53 in)
X3
53.8 x 53.8 x 13.5 mm (2.12 x 2.12 x 0.53 in)
Weight
C29
42.1 g (1.48 oz)
X3
94.6 g (3.35 oz)
Build
C29
Zinc alloy/ Stainless steel frame, titanium bezel
X3
Zinc alloy frame and rear
SIM
C29
No
X3
No
Other
C29
1 ATM waterproof
X3
Waterproof (5ATM)
Type
C29
TFT LCD
X3
TFT LCD
Size
C29
1.52 inches
X3
1.73 inches
Resolution
C29
360 x 360 pixels (~335 ppi density)
X3
466 x 466 pixels (~381 ppi density)
OS
C29
Proprietary OS
X3
Proprietary OS
Card slot
C29
No
X3
No
Internal
C29
128Mb
X3
16MB
Other
C29
No
X3
No
Loudspeaker
C29
Yes
X3
Yes
3.5mm jack
C29
No
X3
No
WLAN
C29
No
X3
No
Bluetooth
C29
5.3, A2DP
X3
5.3, A2DP
Positioning
C29
No
X3
Unspecified
NFC
C29
No
X3
No
Radio
C29
No
X3
No
USB
C29
No
X3
No
Sensors
C29
Accelerometer, heart rate, SpO2, blood pressure
X3
Accelerometer, heart rate, SpO2, barometer, compass
Type
C29
410 mAh
X3
900 mAh
Colors
C29
Black
X3
Black