Screen size
C71.5"
GT3Winner: 2.0"+21%
Quick verdict
GT3 leads the measured specs 5-3.
Measured wins
C7
3
spec wins
Ties
4
equal specs
GT3
5
spec wins
Overall winner
Screen size
Technology
C7
No cellular connectivity
GT3
No cellular connectivity
2G bands
C7
N/A
GT3
N/A
3G bands
C7
N/A
GT3
N/A
4G bands
C7
N/A
GT3
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
C7
No
GT3
No
GPRS
C7
No
GT3
No
EDGE
C7
No
GT3
No
Announced
C7
2021
GT3
2025, March
Status
C7
Available. Released 2021
GT3
Available. Released 2025, March
Dimensions
C7
44 x 44 x 12 mm (1.73 x 1.73 x 0.47 in)
GT3
59.3 x 48.2 x 13.4 mm (2.33 x 1.90 x 0.53 in)
Weight
C7
34 g (1.20 oz)
GT3
57 g (2.01 oz)
SIM
C7
No
GT3
No
Other
C7
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
GT3
Waterproof (5ATM)
Type
C7
IPS LCD
GT3
AMOLED
Size
C7
1.54 inches
GT3
1.96 inches
Resolution
C7
240 x 240 pixels (~220 ppi density)
GT3
410 x 502 pixels (~331 ppi density)
Protection
C7
Scratch-resistant glass
GT3
-
OS
C7
Proprietary OS
GT3
Proprietary OS
Card slot
C7
No
GT3
No
Internal
C7
-
GT3
32MB
Other
C7
No
GT3
No
Loudspeaker
C7
No
GT3
Yes
3.5mm jack
C7
No
GT3
No
WLAN
C7
No
GT3
No
Bluetooth
C7
5.0, A2DP, LE
GT3
5.3, A2DP, LE
Positioning
C7
No
GT3
GPS (L1+L5)
NFC
C7
No
GT3
No
Radio
C7
No
GT3
No
USB
C7
No
GT3
No
Sensors
C7
Accelerometer, gyro, heart rate
GT3
Accelerometer, gyro, barometer, compass, heart rate, SpO2
Languages
C7
-
GT3
Type
C7
260 mAh
GT3
530 mAh
Colors
C7
Black, Pink
GT3
Black, Gray