Screen size
C1 Pro6.5"
OT12Winner: 11.0"+41%
Quick verdict
OT12 leads the measured specs 6-2.
Measured wins
C1 Pro
2
spec wins
Ties
12
equal specs
OT12
6
spec wins
Overall winner
Screen size
Technology
C1 Pro
GSM / HSPA / LTE
OT12
GSM / HSPA / LTE
2G bands
C1 Pro
GSM 850 / 900 / 1800 / 1900
OT12
GSM 850 / 900 / 1800 / 1900
3G bands
C1 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
OT12
HSDPA 900 / 2100
4G bands
C1 Pro
1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 25, 26, 28, 66
Resolution
Refresh rate
Peak brightness
equal specsPixel density
CPU speed
equal specsRAM
equal specsStorage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
OT12
1, 3, 5, 7, 8, 19, 20, 38, 39, 40, 41
Speed
C1 Pro
HSPA, LTE
OT12
HSPA, LTE
Announced
C1 Pro
2025, January
OT12
2024, September
Status
C1 Pro
Available. Released 2025, February
OT12
Available. Released 2024, September
Dimensions
C1 Pro
163.8 x 75.4 x 9.2 mm (6.45 x 2.97 x 0.36 in)
OT12
258.2 x 169.5 x 8.6 mm (10.17 x 6.67 x 0.34 in)
Weight
C1 Pro
199 g (7.02 oz)
OT12
535 g (1.18 lb)
SIM
C1 Pro
Nano-SIM + Nano-SIM
OT12
Nano-SIM + Nano-SIM
Other
C1 Pro
-
OT12
Stylus support Drop resistant up to to 0.4m
Type
C1 Pro
IPS LCD, 400 nits
OT12
IPS LCD, 400 nits
Size
C1 Pro
6.52 inches, 102.6 cm2 (~83.1% screen-to-body ratio)
OT12
11.0 inches, 350.9 cm2 (~80.2% screen-to-body ratio)
Resolution
C1 Pro
576 x 1280 pixels, 20:9 ratio (~215 ppi density)
OT12
800 x 1280 pixels, 16:10 ratio (~137 ppi density)
Protection
C1 Pro
Panda Glass, Mohs level 5
OT12
Corning Gorilla Glass 5
OS
C1 Pro
Android 15
OT12
Android 14
Chipset
C1 Pro
Unisoc T606 (12 nm)
OT12
Unisoc T606 (12 nm)
CPU
C1 Pro
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
OT12
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
C1 Pro
Mali-G57 MP1
OT12
Mali-G57 MP1
Card slot
C1 Pro
microSDXC (uses shared SIM slot)
OT12
microSDXC (uses shared SIM slot)
Internal
C1 Pro
256GB 4GB RAM
OT12
256GB 4GB RAM
Other
C1 Pro
-
OT12
UFS 3.1
Single
C1 Pro
13 MP, f/2.2, (wide), 1/3.06", AF
OT12
-
Features
C1 Pro
LED flash, HDR, panorama
OT12
LED flash
Video
C1 Pro
1080p@30fps
OT12
1080p@30fps
Dual
C1 Pro
-
OT12
13 MP, f/2.2, (wide), 1/3.06", PDAF other unspecified camera
Single
C1 Pro
5 MP, f/2.2, (wide), 1/5.0"
OT12
5 MP, f/2.2, (wide), 1/5.0"
Video
C1 Pro
720p@30fps
OT12
720p@30fps
Loudspeaker
C1 Pro
Yes
OT12
Yes, with stereo speakers
3.5mm jack
C1 Pro
Yes
OT12
Yes
WLAN
C1 Pro
Wi-Fi 802.11 b/g/n/ac, dual-band
OT12
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
C1 Pro
5.0, A2DP, LE
OT12
5.0, A2DP, LE
Positioning
C1 Pro
GPS, GALILEO, GLONASS, BDS
OT12
GPS, GLONASS, GALILEO, BDS
NFC
C1 Pro
No
OT12
No
Radio
C1 Pro
FM radio
OT12
FM radio
USB
C1 Pro
USB Type-C
OT12
USB Type-C 2.0, OTG
Sensors
C1 Pro
Fingerprint (side-mounted), accelerometer, compass
OT12
Accelerometer
Type
C1 Pro
Li-Po 5150 mAh
OT12
Li-Po 8000 mAh
Charging
C1 Pro
10W wired
OT12
10W wired
Colors
C1 Pro
Black, Blue, Gold, Pink, White
OT12
Gray, Green, Purple
Price
C1 Pro
-
OT12
About 180 EUR