Screen size
C51.7"
X3Winner: 1.7"+1.7%
Quick verdict
X3 leads the measured specs 6-2.
Measured wins
C5
2
spec wins
Ties
4
equal specs
X3
6
spec wins
Overall winner
Screen size
Technology
C5
No cellular connectivity
X3
No cellular connectivity
2G bands
C5
N/A
X3
N/A
3G bands
C5
N/A
X3
N/A
4G bands
C5
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
C5
No
X3
No
GPRS
C5
No
X3
No
EDGE
C5
No
X3
No
Announced
C5
2020. Released 2020
X3
2025, March
Status
C5
Discontinued
X3
Available. Released 2025, March
Dimensions
C5
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
C5
-
X3
94.6 g (3.35 oz)
SIM
C5
No
X3
No
Other
C5
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Waterproof (5ATM)
X3
Waterproof (5ATM)
Build
C5
-
X3
Zinc alloy frame and rear
Type
C5
TFT LCD
X3
TFT LCD
Size
C5
1.7 inches
X3
1.73 inches
Resolution
C5
240 x 280 pixels (~217 ppi density)
X3
466 x 466 pixels (~381 ppi density)
Protection
C5
Scratch-resistant glass
X3
-
OS
C5
Proprietary OS
X3
Proprietary OS
Card slot
C5
No
X3
No
Internal
C5
16MB
X3
16MB
Other
C5
No
X3
No
Loudspeaker
C5
No
X3
Yes
3.5mm jack
C5
No
X3
No
WLAN
C5
No
X3
No
Bluetooth
C5
5.1, A2DP, LE
X3
5.3, A2DP
Positioning
C5
No
X3
Unspecified
NFC
C5
No
X3
No
Radio
C5
No
X3
No
USB
C5
No
X3
No
Sensors
C5
Accelerometer, gyro, heart rate
X3
Accelerometer, heart rate, SpO2, barometer, compass
Type
C5
260 mAh
X3
900 mAh
Colors
C5
Black, Pink
X3
Black