Screen size
Gravity 4.0Winner: 4.0"+13%
Prime 3.53.5"
Quick verdict
Gravity 4.0 leads the measured specs 11-1.
Measured wins
Gravity 4.0
11
spec wins
Overall winner
Ties
6
equal specs
Prime 3.5
1
spec wins
Screen size
Technology
Gravity 4.0
GSM / HSPA
Prime 3.5
GSM / HSPA
2G bands
Gravity 4.0
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Prime 3.5
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Gravity 4.0
HSDPA 850 / 1900 / 2100
Prime 3.5
HSDPA 850 / 1900
Speed
Gravity 4.0
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Prime 3.5
HSPA 7.2/5.76 Mbps
Announced
Gravity 4.0
2014. Released 2014, November
Prime 3.5
2014, July. Released 2014, July
Status
Gravity 4.0
Discontinued
Prime 3.5
Discontinued
Dimensions
Gravity 4.0
140.4 x 75.8 x 16.3 mm (5.53 x 2.98 x 0.64 in)
Prime 3.5
119.5 x 63.5 x 10.9 mm (4.70 x 2.5 x 0.43 in)
Weight
Gravity 4.0
316 g (11.15 oz)
Prime 3.5
-
SIM
Gravity 4.0
Micro-SIM
Prime 3.5
Dual SIM
Other
Gravity 4.0
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Prime 3.5
-
Type
Gravity 4.0
IPS LCD
Prime 3.5
TFT
Size
Gravity 4.0
4.02 inches, 44.5 cm2 (~41.8% screen-to-body ratio)
Prime 3.5
3.5 inches, 36.5 cm2 (~48.1% screen-to-body ratio)
Resolution
Gravity 4.0
480 x 854 pixels, 16:9 ratio (~244 ppi density)
Prime 3.5
320 x 480 pixels, 3:2 ratio (~165 ppi density)
OS
Gravity 4.0
Android 4.4.2 (KitKat)
Prime 3.5
Android 4.2.2 (Jelly Bean)
Chipset
Gravity 4.0
Mediatek MT6582 (28 nm)
Prime 3.5
Mediatek MT6572M (28 nm)
CPU
Gravity 4.0
Quad-core 1.2 GHz Cortex-A7
Prime 3.5
Dual-core 1.2 GHz Cortex-A7
GPU
Gravity 4.0
Mali-400MP2
Prime 3.5
Mali-400
Card slot
Gravity 4.0
microSDHC (dedicated slot)
Prime 3.5
microSDHC
Internal
Gravity 4.0
8GB 1GB RAM
Prime 3.5
4GB 512MB RAM
Single
Gravity 4.0
8 MP, AF
Prime 3.5
2 MP
Features
Gravity 4.0
LED flash
Prime 3.5
LED flash
Video
Gravity 4.0
Yes
Prime 3.5
480p@30fps
Single
Gravity 4.0
1.3 MP
Prime 3.5
VGA
Video
Gravity 4.0
Prime 3.5
Loudspeaker
Gravity 4.0
Yes
Prime 3.5
Yes
3.5mm jack
Gravity 4.0
Yes
Prime 3.5
Yes
WLAN
Gravity 4.0
Wi-Fi 802.11 b/g/n, hotspot
Prime 3.5
Wi-Fi 802.11 b/g
Bluetooth
Gravity 4.0
4.0, A2DP
Prime 3.5
2.1
Positioning
Gravity 4.0
GPS
Prime 3.5
GPS
NFC
Gravity 4.0
No
Prime 3.5
No
Radio
Gravity 4.0
FM radio
Prime 3.5
No
USB
Gravity 4.0
microUSB 2.0
Prime 3.5
microUSB 2.0
Sensors
Gravity 4.0
Prime 3.5
Accelerometer
Type
Gravity 4.0
Li-Ion 2800 mAh, removable
Prime 3.5
Li-Ion 1200 mAh, removable
Stand-by
Gravity 4.0
Up to 300 h (2G) / Up to 300 h (3G)
Prime 3.5
-
Talk time
Gravity 4.0
Up to 12 h (2G) / Up to 7 h 30 min (3G)
Prime 3.5
-
Colors
Gravity 4.0
Black, White, Orange, Yellow, Green
Prime 3.5
White, Black