Screen size
C516.8"
C62 ProWinner: 6.9"+1.2%
Quick verdict
C62 Pro leads the measured specs 8-3.
Measured wins
C51
3
spec wins
Ties
9
equal specs
C62 Pro
8
spec wins
Overall winner
Screen size
Technology
C51
GSM / HSPA / LTE
C62 Pro
GSM / HSPA / LTE
2G bands
C51
GSM 850 / 900 / 1800 / 1900
C62 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
C51
HSDPA 900 / 2100
C62 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
C51
1, 3, 5, 7, 8, 19, 20, 38, 40, 41
Resolution
Refresh rate
Peak brightness
equal specsPixel density
CPU speed
equal specsRAM
Storage
Main camera
equal specsFront camera
equal specsBattery
equal specsWired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
C62 Pro
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
Speed
C51
HSPA, LTE
C62 Pro
HSPA, LTE
Announced
C51
2024, May
C62 Pro
2025, May
Status
C51
Available. Released 2024, June
C62 Pro
Available. Released 2025, July
Dimensions
C51
168.1 x 78.2 x 9.4 mm (6.62 x 3.08 x 0.37 in)
C62 Pro
170.7 x 79.6 x 9.5 mm (6.72 x 3.13 x 0.37 in)
Weight
C51
205 g (7.23 oz)
C62 Pro
198 g (6.98 oz)
SIM
C51
Nano-SIM
C62 Pro
Nano-SIM + Nano-SIM
Other
C51
Drop resistant up to 0.8m
C62 Pro
-
Type
C51
IPS LCD, 450 nits
C62 Pro
IPS LCD, 90Hz, 450 nits
Size
C51
6.8 inches, 111.6 cm2 (~84.9% screen-to-body ratio)
C62 Pro
6.88 inches, 112.4 cm2 (~82.7% screen-to-body ratio)
Resolution
C51
720 x 1600 pixels, 20:9 ratio (~258 ppi density)
C62 Pro
720 x 1640 pixels (~260 ppi density)
Protection
C51
Corning Gorilla Glass 5
C62 Pro
HKC Glass, Mohs level 4
Other
C51
-
C62 Pro
Secondary display on the back
OS
C51
Android 13
C62 Pro
Android 15
Chipset
C51
Unisoc T606 (12 nm)
C62 Pro
Unisoc T606 (12 nm)
CPU
C51
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
C62 Pro
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
C51
Mali-G57 MP1
C62 Pro
Mali-G57 MP1
Card slot
C51
microSDXC (dedicated slot)
C62 Pro
microSDXC (uses shared SIM slot)
Internal
C51
128GB 6GB RAM
C62 Pro
256GB 8GB RAM
Other
C51
UFS
C62 Pro
-
Single
C51
13 MP, f/2.2, (wide), 1/3.06", AF
C62 Pro
13 MP, f/2.2 (wide), AF
Features
C51
LED flash, panorama
C62 Pro
LED flash, HDR, panorama
Video
C51
1080p@30fps
C62 Pro
1080p@30fps
Single
C51
5 MP, f/2.2, (wide), 1/5"
C62 Pro
5 MP, f/2.2, (wide)
Video
C51
Yes
C62 Pro
720p@30fps
Loudspeaker
C51
Yes
C62 Pro
Yes
3.5mm jack
C51
Yes
C62 Pro
No
WLAN
C51
Wi-Fi 802.11 a/b/g/n/ac, dual-band
C62 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
C51
5.0, A2DP, LE
C62 Pro
5.0, A2DP, LE
Positioning
C51
GPS, GALILEO, GLONASS, BDS
C62 Pro
GPS, GALILEO, GLONASS, BDS
NFC
C51
No
C62 Pro
Yes
Radio
C51
FM radio
C62 Pro
FM radio
USB
C51
USB Type-C 2.0, OTG
C62 Pro
USB Type-C
Sensors
C51
Fingerprint (side-mounted), accelerometer, proximity
C62 Pro
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
C51
Li-Po 5150 mAh
C62 Pro
Li-Po 5150 mAh
Charging
C51
10W wired
C62 Pro
10W wired
Colors
C51
Gray, Blue, Purple
C62 Pro
Gold, Black, Blue, Pink