Screen size
A355Winner: 3.5"+31%
C9992.4"
Quick verdict
A355 leads the measured specs 7-1.
Measured wins
A355
7
spec wins
Overall winner
Ties
5
equal specs
C999
1
spec wins
Screen size
Technology
A355
GSM / HSPA
C999
GSM / UMTS
2G bands
A355
GSM 900 / 1800 - SIM 1 & SIM 2
C999
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
A355
HSDPA
C999
UMTS 2100 / 1800
Speed
A355
HSPA
C999
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
Yes, 384 kbps
GPRS
A355
Yes
C999
-
EDGE
A355
Yes
C999
-
Announced
A355
2015, May. Released 2015, May
C999
2011
Status
A355
Discontinued
C999
Discontinued
Dimensions
A355
115.3 x 63.3 x 10.2 mm (4.54 x 2.49 x 0.40 in)
C999
112 x 60 x 12.5 mm (4.41 x 2.36 x 0.49 in)
Weight
A355
97.5 g (3.46 oz)
C999
100 g (3.53 oz)
SIM
A355
Dual SIM
C999
Dual SIM (Mini-SIM)
Keyboard
A355
-
C999
QWERTY
Other
A355
-
C999
Optical trackpad
Type
A355
TFT, 256K colors
C999
TFT
Size
A355
3.5 inches, 36.5 cm2 (~50.0% screen-to-body ratio)
C999
2.4 inches, 17.8 cm2 (~26.5% screen-to-body ratio)
Resolution
A355
320 x 480 pixels, 3:2 ratio (~165 ppi density)
C999
240 x 320 pixels, 4:3 ratio (~167 ppi density)
OS
A355
Android 4.4.2 (KitKat)
C999
-
Chipset
A355
Spreadtrum 7715
C999
-
CPU
A355
1.0 GHz
C999
-
GPU
A355
Mali-400
C999
-
Card slot
A355
microSDHC
C999
microSDHC (dedicated slot)
Internal
A355
512MB 256MB RAM
C999
-
Phonebook
A355
-
C999
1000 entries
Call records
A355
-
C999
Yes
Single
A355
2 MP
C999
2 MP
Features
A355
Dual-LED flash
C999
-
Video
A355
Yes
C999
Yes
Single
A355
VGA
C999
Yes
Video
A355
C999
Loudspeaker
A355
Yes
C999
Yes
3.5mm jack
A355
Yes
C999
Yes
WLAN
A355
Wi-Fi 802.11 b/g/n
C999
No
Bluetooth
A355
2.0
C999
2.0
Positioning
A355
GPS
C999
No
NFC
A355
No
C999
-
Radio
A355
FM radio
C999
Stereo FM radio
USB
A355
microUSB
C999
microUSB
Sensors
A355
Accelerometer
C999
Messaging
A355
-
C999
SMS, MMS, Email, Push Email
Games
A355
-
C999
Yes
Java
A355
-
C999
Yes
Other
A355
-
C999
SNS integration Audio/video player
Type
A355
Li-Ion 1200 mAh battery
C999
Removable Li-Ion 1000 mAh battery
Stand-by
A355
-
C999
Up to 400 h
Talk time
A355
-
C999
Up to 5 h
Colors
A355
Light Blue, Dart Blue, Red, Yellow, White
C999
Black
SAR EU
A355
0.49 W/kg (head) 0.84 W/kg (body)
C999
-