Screen size
A355Winner: 3.5"+31%
C770N2.4"
Quick verdict
A355 leads the measured specs 6-2.
Measured wins
A355
6
spec wins
Overall winner
Ties
5
equal specs
C770N
2
spec wins
Screen size
Technology
A355
GSM / HSPA
C770N
GSM
2G bands
A355
GSM 900 / 1800 - SIM 1 & SIM 2
C770N
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
A355
HSDPA
C770N
-
Speed
A355
HSPA
C770N
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
-
GPRS
A355
Yes
C770N
Yes
EDGE
A355
Yes
C770N
No
Announced
A355
2015, May. Released 2015, May
C770N
2012
Status
A355
Discontinued
C770N
Discontinued
Dimensions
A355
115.3 x 63.3 x 10.2 mm (4.54 x 2.49 x 0.40 in)
C770N
118 x 52 x 12.9 mm (4.65 x 2.05 x 0.51 in)
Weight
A355
97.5 g (3.46 oz)
C770N
-
SIM
A355
Dual SIM
C770N
Dual SIM (Mini-SIM)
Other
A355
-
C770N
Flashlight
Type
A355
TFT, 256K colors
C770N
TFT
Size
A355
3.5 inches, 36.5 cm2 (~50.0% screen-to-body ratio)
C770N
2.4 inches, 17.8 cm2 (~29.1% screen-to-body ratio)
Resolution
A355
320 x 480 pixels, 3:2 ratio (~165 ppi density)
C770N
240 x 320 pixels, 4:3 ratio (~167 ppi density)
OS
A355
Android 4.4.2 (KitKat)
C770N
-
Chipset
A355
Spreadtrum 7715
C770N
-
CPU
A355
1.0 GHz
C770N
-
GPU
A355
Mali-400
C770N
-
Card slot
A355
microSDHC
C770N
microSDHC (dedicated slot)
Internal
A355
512MB 256MB RAM
C770N
-
Phonebook
A355
-
C770N
500 entries
Call records
A355
-
C770N
20 dialed, 20 received, 20 missed calls
Single
A355
2 MP
C770N
2 MP
Features
A355
Dual-LED flash
C770N
-
Video
A355
Yes
C770N
Yes
Single
A355
VGA
C770N
-
Video
A355
C770N
-
Other
A355
-
C770N
No
Loudspeaker
A355
Yes
C770N
Yes
3.5mm jack
A355
Yes
C770N
Yes
WLAN
A355
Wi-Fi 802.11 b/g/n
C770N
No
Bluetooth
A355
2.0
C770N
2.0
Positioning
A355
GPS
C770N
No
NFC
A355
No
C770N
-
Radio
A355
FM radio
C770N
Stereo FM radio
USB
A355
microUSB
C770N
microUSB
Sensors
A355
Accelerometer
C770N
Messaging
A355
-
C770N
SMS, MMS
Games
A355
-
C770N
Yes
Java
A355
-
C770N
No
Other
A355
-
C770N
Audio/video player
Type
A355
Li-Ion 1200 mAh battery
C770N
Removable Li-Ion 1500 mAh battery
Stand-by
A355
-
C770N
Up to 350 h
Talk time
A355
-
C770N
Up to 9 h 20 min
Colors
A355
Light Blue, Dart Blue, Red, Yellow, White
C770N
Black/Red
SAR EU
A355
0.49 W/kg (head) 0.84 W/kg (body)
C770N
-