Screen size
equal specsC36.5"
C57 Pro6.5"
Quick verdict
C3 leads the measured specs 7-4.
Measured wins
C3
7
spec wins
Overall winner
Ties
8
equal specs
C57 Pro
4
spec wins
Screen size
equal specsTechnology
C3
GSM / HSPA / LTE
C57 Pro
GSM / HSPA / LTE
2G bands
C3
GSM 850 / 900 / 1800 / 1900
C57 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
C3
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
C57 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
C3
1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 25, 26, 28, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
C57 Pro
1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 25, 26, 28, 66
Speed
C3
HSPA, LTE
C57 Pro
HSPA, LTE
Announced
C3
2025, June
C57 Pro
2024, October
Status
C3
Available. Released 2025, July
C57 Pro
Available. Released 2024, October
Dimensions
C3
163.6 x 75.9 x 9.3 mm (6.44 x 2.99 x 0.37 in)
C57 Pro
165.8 x 76.6 x 9.4 mm (6.53 x 3.02 x 0.37 in)
Weight
C3
198 g (6.98 oz)
C57 Pro
215 g (7.58 oz)
SIM
C3
Nano-SIM + Nano-SIM
C57 Pro
Nano-SIM + Nano-SIM
Type
C3
IPS LCD, 450 nits
C57 Pro
IPS LCD, 400 nits
Size
C3
6.52 inches, 102.6 cm2 (~82.7% screen-to-body ratio)
C57 Pro
6.52 inches, 102.6 cm2 (~80.8% screen-to-body ratio)
Resolution
C3
540 x 1200 pixels, 20:9 ratio (~202 ppi density)
C57 Pro
576 x 1280 pixels, 20:9 ratio (~215 ppi density)
Protection
C3
Sharp glass, Mohs level 5
C57 Pro
Corning Gorilla Glass 5, Mohs level 5
OS
C3
Android 14
C57 Pro
Android 14
Chipset
C3
Unisoc T310 (12 nm)
C57 Pro
Unisoc SC9863A (28 nm)
CPU
C3
Quad-core (1x2.0 GHz Cortex-A75 & 3x1.8 GHz Cortex-A55)
C57 Pro
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU
C3
PowerVR GE8300
C57 Pro
IMG8322
Card slot
C3
microSDXC (uses shared SIM slot)
C57 Pro
microSDXC (dedicated slot)
Internal
C3
64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM
C57 Pro
128GB 4GB RAM
Single
C3
13 MP, f/2.2 (wide), AF
C57 Pro
13 MP, f/2.2, (wide), 1/3.06", AF
Features
C3
LED flash, HDR, panorama
C57 Pro
LED flash, panorama
Video
C3
1080p@30fps
C57 Pro
1080p@30fps
Single
C3
5 MP, f/2.2, (wide)
C57 Pro
5 MP, f/2.2, (wide), 1/5.0"
Video
C3
720p@30fps
C57 Pro
720p@30fps
Loudspeaker
C3
Yes
C57 Pro
Yes
3.5mm jack
C3
Yes
C57 Pro
Yes
WLAN
C3
Wi-Fi 802.11 a/b/g/n/ac, dual-band
C57 Pro
Wi-Fi 802.11 b/g/n
Bluetooth
C3
5.0, A2DP, LE
C57 Pro
4.2, A2DP, LE
Positioning
C3
GPS, GALILEO, GLONASS, BDS
C57 Pro
GPS, GALILEO, GLONASS
NFC
C3
No
C57 Pro
No
Radio
C3
FM radio
C57 Pro
FM radio
USB
C3
USB Type-C
C57 Pro
USB Type-C 2.0, OTG
Sensors
C3
Accelerometer
C57 Pro
Accelerometer
Type
C3
Li-Po 5000 mAh
C57 Pro
Li-Ion 4300 mAh
Charging
C3
10W wired
C57 Pro
-
Colors
C3
Gold, Purple, Blue, Black
C57 Pro
Grey, Blue, Purple, Gold
Price
C3
-
C57 Pro
About 120 EUR