Screen size
C3992.4"
C720Winner: 7.0"+66%
Quick verdict
C720 leads the measured specs 10-1.
Measured wins
C399
1
spec wins
Ties
4
equal specs
C720
10
spec wins
Overall winner
Screen size
Technology
C399
GSM
C720
GSM / HSPA
2G bands
C399
GSM 900 / 1800 - SIM 1 & SIM 2
C720
GSM 900 / 1800 - SIM 1 & SIM 2
GPRS
C399
Yes
C720
-
EDGE
C399
No
C720
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
-
3G bands
C399
-
C720
HSDPA 2100
Speed
C399
-
C720
HSPA
Announced
C399
2013, September. Released 2013, September
C720
2014
Status
C399
Discontinued
C720
Discontinued
Dimensions
C399
-
C720
194.6 x 124 x 12.1 mm (7.66 x 4.88 x 0.48 in)
Weight
C399
-
C720
-
SIM
C399
Dual SIM (Mini-SIM)
C720
Micro-SIM
Type
C399
TFT
C720
TFT
Size
C399
2.4 inches, 17.8 cm2
C720
7.0 inches, 136.3 cm2 (~56.5% screen-to-body ratio)
Resolution
C399
240 x 320 pixels, 4:3 ratio (~167 ppi density)
C720
458 x 800 pixels, 16:9 ratio (~132 ppi density)
Card slot
C399
microSDHC (dedicated slot)
C720
microSDHC (dedicated slot)
Phonebook
C399
Yes
C720
-
Call records
C399
Yes
C720
-
Internal
C399
-
C720
4GB 512MB RAM
Single
C399
1.3 MP
C720
3.15 MP
Video
C399
Yes
C720
Yes
Other
C399
No
C720
-
Single
C399
-
C720
1.3 MP
Video
C399
-
C720
Loudspeaker
C399
Yes
C720
Yes
3.5mm jack
C399
Yes
C720
Yes
WLAN
C399
No
C720
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
C399
Yes
C720
2.0
Positioning
C399
No
C720
GPS
NFC
C399
No
C720
No
Radio
C399
FM radio
C720
FM radio
USB
C399
Proprietary
C720
microUSB 2.0
Sensors
C399
C720
Accelerometer
Messaging
C399
SMS
C720
-
Games
C399
Yes
C720
-
Java
C399
No
C720
-
Other
C399
Auto call record Reject by SMS MP4/H.263 player MP3/WAV player
C720
-
Type
C399
Li-Ion 1800 mAh, removable
C720
Li-Ion 3000 mAh, non-removable
Stand-by
C399
-
C720
Up to 300 h
Talk time
C399
-
C720
Up to 10 h
Colors
C399
Black
C720
White
SAR EU
C399
0.98 W/kg (head) 0.86 W/kg (body)
C720
0.41 W/kg (head) 0.53 W/kg (body)
Price
C399
About 20 EUR
C720
-
OS
C399
-
C720
Android 4.2.2 (Jelly Bean)
CPU
C399
-
C720
Dual-core 1.0 GHz