Screen size
GT11.4"
U1Winner: 1.9"+26%
Quick verdict
U1 leads the measured specs 4-3.
Measured wins
GT1
3
spec wins
Ties
4
equal specs
U1
4
spec wins
Overall winner
Screen size
Technology
GT1
No cellular connectivity
U1
No cellular connectivity
2G bands
GT1
N/A
U1
N/A
3G bands
GT1
N/A
U1
N/A
4G bands
GT1
N/A
U1
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
GT1
No
U1
No
GPRS
GT1
No
U1
No
EDGE
GT1
No
U1
No
Announced
GT1
2024
U1
2025, February
Status
GT1
Available. Released 2024
U1
Available. Released 2025, February
Dimensions
GT1
53.9 x 51.9 x 13.2 mm (2.12 x 2.04 x 0.52 in)
U1
49.8 x 42.4 x 11.4 mm (1.96 x 1.67 x 0.45 in)
Weight
GT1
92 g (3.25 oz)
U1
43.8 g (1.55 oz)
Build
GT1
Zinc alloy frame
U1
-
SIM
GT1
No
U1
No
Other
GT1
5 ATM waterproof
U1
Waterproof (1ATM)
Type
GT1
TFT LCD
U1
TFT LCD
Size
GT1
1.43 inches
U1
1.93 inches
Resolution
GT1
466 x 466 pixels (~461 ppi density)
U1
240 x 288 pixels (~194 ppi density)
Protection
GT1
Panda Glass
U1
-
OS
GT1
Proprietary OS
U1
Proprietary OS
Card slot
GT1
No
U1
No
Internal
GT1
-
U1
16MB
Other
GT1
No
U1
No
Loudspeaker
GT1
Yes
U1
Yes
3.5mm jack
GT1
No
U1
No
WLAN
GT1
No
U1
No
Bluetooth
GT1
5.3, A2DP
U1
5.4, A2DP, LE
Positioning
GT1
GPS (L1+L5)
U1
No
NFC
GT1
No
U1
No
Radio
GT1
No
U1
No
USB
GT1
No
U1
No
Sensors
GT1
Accelerometer, heart rate, SpO2, barometer, compass
U1
Accelerometer, gyro, heart rate, SpO2
Type
GT1
480 mAh
U1
300 mAh
Colors
GT1
Black
U1
Black, Pink