Screen size
2GB XpressWinner: 4.5"+47%
C7702.4"
Quick verdict
2GB Xpress leads the measured specs 12-1.
Measured wins
2GB Xpress
12
spec wins
Overall winner
Ties
4
equal specs
C770
1
spec wins
Screen size
Technology
2GB Xpress
GSM / HSPA
C770
GSM
2G bands
2GB Xpress
GSM 900 / 1800 - SIM 1 & SIM 2
C770
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
2GB Xpress
HSDPA 2100
C770
-
Speed
2GB Xpress
HSPA 21.1/5.76 Mbps
C770
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
-
GPRS
2GB Xpress
-
C770
Yes
EDGE
2GB Xpress
-
C770
No
Announced
2GB Xpress
2015, July. Released 2015, July
C770
2011
Status
2GB Xpress
Discontinued
C770
Discontinued
Dimensions
2GB Xpress
133.5 x 66.5 x 10.1 mm (5.26 x 2.62 x 0.40 in)
C770
114 x 50 x 15.3 mm (4.49 x 1.97 x 0.60 in)
Weight
2GB Xpress
134 g (4.73 oz)
C770
102 g (3.60 oz)
SIM
2GB Xpress
Dual SIM
C770
Dual SIM (Mini-SIM)
Other
2GB Xpress
-
C770
Flashlight
Type
2GB Xpress
IPS LCD
C770
TFT
Size
2GB Xpress
4.5 inches, 57.6 cm2 (~64.9% screen-to-body ratio)
C770
2.4 inches, 17.8 cm2 (~31.3% screen-to-body ratio)
Resolution
2GB Xpress
480 x 800 pixels, 5:3 ratio (~207 ppi density)
C770
240 x 320 pixels, 4:3 ratio (~167 ppi density)
OS
2GB Xpress
Android 4.4.2 (KitKat), upgradable to 5.0 (Lollipop)
C770
-
Chipset
2GB Xpress
Spreadtrum 7731
C770
-
CPU
2GB Xpress
Quad-core 1.2 GHz
C770
-
GPU
2GB Xpress
Mali-400
C770
-
Card slot
2GB Xpress
microSDHC
C770
microSDHC (dedicated slot)
Internal
2GB Xpress
16GB 2GB RAM
C770
-
Phonebook
2GB Xpress
-
C770
1000 entries
Call records
2GB Xpress
-
C770
Yes
Single
2GB Xpress
5 MP, AF
C770
1.3 MP
Features
2GB Xpress
LED flash
C770
-
Video
2GB Xpress
Yes
C770
Yes
Single
2GB Xpress
1.3 MP
C770
-
Video
2GB Xpress
C770
-
Other
2GB Xpress
-
C770
No
Loudspeaker
2GB Xpress
Yes
C770
Yes
3.5mm jack
2GB Xpress
Yes
C770
Yes
WLAN
2GB Xpress
Wi-Fi 802.11 b/g/n, hotspot
C770
No
Bluetooth
2GB Xpress
2.1, EDR
C770
2.0
Positioning
2GB Xpress
GPS
C770
No
NFC
2GB Xpress
No
C770
-
Radio
2GB Xpress
FM radio
C770
Stereo FM radio
USB
2GB Xpress
microUSB 2.0
C770
microUSB
Sensors
2GB Xpress
Accelerometer
C770
Messaging
2GB Xpress
-
C770
SMS, MMS
Games
2GB Xpress
-
C770
Yes
Java
2GB Xpress
-
C770
No
Other
2GB Xpress
-
C770
Audio/video player
Type
2GB Xpress
Li-Ion 1500 mAh battery
C770
Removable Li-Ion 1500 mAh battery
Stand-by
2GB Xpress
-
C770
Up to 550 h
Talk time
2GB Xpress
-
C770
Up to 6 h 40 min
Colors
2GB Xpress
Black
C770
Black/Red, Black/Silver