Screen size
Crystal3.5"
Prime 4.0Winner: 4.0"+12%
Quick verdict
Prime 4.0 leads the measured specs 8-2.
Measured wins
Crystal
2
spec wins
Ties
3
equal specs
Prime 4.0
8
spec wins
Overall winner
Screen size
Technology
Crystal
GSM
Prime 4.0
GSM / HSPA
2G bands
Crystal
GSM 850 / 900 / 1800 / 1900 - SIM 1, GSM 850 / 900 / 1800 / 1900 - SIM 2
Prime 4.0
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
Crystal
Yes
Prime 4.0
-
EDGE
Crystal
No
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
3.5mm jack
equal specsSD card
equal specsStereo speakers
Prime 4.0
-
3G bands
Crystal
-
Prime 4.0
HSDPA 850 / 2100
Speed
Crystal
-
Prime 4.0
HSPA
Announced
Crystal
2011, February. Released 2011, Q2
Prime 4.0
2014, May. Released 2014, May
Status
Crystal
Discontinued
Prime 4.0
Discontinued
Dimensions
Crystal
111.5 x 56.2 x 13.1 mm (4.39 x 2.21 x 0.52 in)
Prime 4.0
124 x 66 x 9.3 mm (4.88 x 2.60 x 0.37 in)
Weight
Crystal
-
Prime 4.0
-
SIM
Crystal
Dual SIM (Mini-SIM, dual stand-by)
Prime 4.0
Dual SIM (Mini-SIM)
Other
Crystal
Trackball Flashlight
Prime 4.0
-
Type
Crystal
TFT, 65K colors
Prime 4.0
IPS LCD
Size
Crystal
3.5 inches, 34.9 cm2 (~55.6% screen-to-body ratio)
Prime 4.0
3.97 inches, 44.9 cm2 (~54.8% screen-to-body ratio)
Resolution
Crystal
240 x 400 pixels, 5:3 ratio (~133 ppi density)
Prime 4.0
480 x 800 pixels, 5:3 ratio (~235 ppi density)
Other
Crystal
-
Prime 4.0
Flashlight
OS
Crystal
Android 2.2 (Froyo)
Prime 4.0
Android 4.2.2 (Jelly Bean)
Chipset
Crystal
Mediatek MT6516
Prime 4.0
Mediatek MT6572M/W
CPU
Crystal
416 MHz
Prime 4.0
Dual-core Cortex-A7
GPU
Crystal
-
Prime 4.0
Mali-400
Card slot
Crystal
microSD (dedicated slot)
Prime 4.0
microSDHC
Internal
Crystal
512MB 256MB
Prime 4.0
4GB 512MB RAM
Single
Crystal
1.3 MP
Prime 4.0
2 MP
Features
Crystal
LED flash
Prime 4.0
LED flash
Video
Crystal
Yes
Prime 4.0
Yes
Single
Crystal
Yes
Prime 4.0
VGA
Video
Crystal
Prime 4.0
Loudspeaker
Crystal
Yes
Prime 4.0
Yes
3.5mm jack
Crystal
Yes
Prime 4.0
Yes
WLAN
Crystal
Wi-Fi 802.11
Prime 4.0
Wi-Fi 802.11 b/g/n
Bluetooth
Crystal
Yes
Prime 4.0
2.0
Positioning
Crystal
GPS, A-GPS
Prime 4.0
GPS
Radio
Crystal
Stereo FM radio
Prime 4.0
FM radio
USB
Crystal
microUSB 2.0
Prime 4.0
microUSB
NFC
Crystal
-
Prime 4.0
No
Sensors
Crystal
Accelerometer
Prime 4.0
Accelerometer
Browser
Crystal
WAP 2.0/xHTML, HTML
Prime 4.0
-
Other
Crystal
TV app Organizer MP4/H.264 player MP3/AAC+ player Predictive text input
Prime 4.0
-
Type
Crystal
Removable Li-Ion 1050 mAh battery
Prime 4.0
Li-Ion 1550 mAh, removable
Stand-by
Crystal
Up to 180 h
Prime 4.0
Up to 120 h
Talk time
Crystal
Up to 5 h
Prime 4.0
Up to 3 h 20 min
Colors
Crystal
Black, White
Prime 4.0
White, Black, Blue