Screen size
C57s6.5"
C61Winner: 6.9"+5.2%
Quick verdict
C61 leads the measured specs 12-4.
Measured wins
C57s
4
spec wins
Ties
4
equal specs
C61
12
spec wins
Overall winner
Screen size
Technology
C57s
GSM / HSPA / LTE
C61
GSM / HSPA / LTE
2G bands
C57s
GSM 850 / 900 / 1800 / 1900
C61
GSM 850 / 900 / 1800 / 1900
3G bands
C57s
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
C61
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
C57s
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
Storage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
C61
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
Speed
C57s
HSPA, LTE
C61
HSPA, LTE
Announced
C57s
2024, October
C61
2025, March
Status
C57s
Available. Released 2024, October
C61
Available. Released 2025, May
Dimensions
C57s
165.8 x 76.6 x 9.4 mm (6.53 x 3.02 x 0.37 in)
C61
170.7 x 79.6 x 9.5 mm (6.72 x 3.13 x 0.37 in)
Weight
C57s
215 g (7.58 oz)
C61
216 g (7.62 oz)
SIM
C57s
Nano-SIM + Nano-SIM
C61
Nano-SIM + Nano-SIM
Type
C57s
IPS LCD, 400 nits
C61
IPS LCD, 90Hz, 450 nits
Size
C57s
6.52 inches, 102.6 cm2 (~80.8% screen-to-body ratio)
C61
6.88 inches, 112.4 cm2 (~82.7% screen-to-body ratio)
Resolution
C57s
576 x 1280 pixels, 20:9 ratio (~215 ppi density)
C61
720 x 1640 pixels (~260 ppi density)
Protection
C57s
Corning Gorilla Glass 5
C61
Corning Gorilla Glass, Mohs level 5
OS
C57s
Android 14 (Go edition)
C61
Android 15
Chipset
C57s
Unisoc SC9863A (28 nm)
C61
Unisoc T615 (12 nm)
CPU
C57s
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
C61
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
C57s
IMG8322
C61
Mali-G57 MP1
Card slot
C57s
microSDXC (dedicated slot)
C61
microSDXC (uses shared SIM slot)
Internal
C57s
64GB 2GB RAM
C61
128GB 4GB RAM
Single
C57s
13 MP, f/2.2, (wide), 1/3.06", AF
C61
13 MP, f/2.2, (wide), 1/3.06", AF
Features
C57s
LED flash, panorama
C61
LED flash, HDR, panorama
Video
C57s
1080p@30fps
C61
1080p@30fps
Single
C57s
5 MP, f/2.2, (wide), 1/5.0"
C61
5 MP, f/2.2, (wide), 1/5.0"
Video
C57s
720p@30fps
C61
720p@30fps
Loudspeaker
C57s
Yes
C61
Yes
3.5mm jack
C57s
Yes
C61
No
WLAN
C57s
Wi-Fi 802.11 b/g/n
C61
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
C57s
4.2, A2DP, LE
C61
5.0, A2DP, LE
Positioning
C57s
GPS, GALILEO, GLONASS
C61
GPS, GALILEO, GLONASS, BDS
NFC
C57s
No
C61
Yes
Radio
C57s
FM radio
C61
FM radio
USB
C57s
USB Type-C 2.0, OTG
C61
USB Type-C
Sensors
C57s
Accelerometer
C61
Fingerprint (side-mounted), accelerometer, compass
Type
C57s
Li-Ion 4300 mAh
C61
Li-Po 5150 mAh
Charging
C57s
-
C61
10W wired
Colors
C57s
Grey, Blue, Purple, Gold
C61
Gold, Purple, Blue, Black
Price
C57s
About 110 EUR
C61
$ 114.99 / £ 81.99