Screen size
Eco1.8"
Pro ZWinner: 2.4"+26%
Quick verdict
Pro Z leads the measured specs 7-2.
Measured wins
Eco
2
spec wins
Ties
3
equal specs
Pro Z
7
spec wins
Overall winner
Screen size
Technology
Eco
GSM
Pro Z
GSM
2G bands
Eco
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Pro Z
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
Eco
Class 12
Pro Z
Class 12
EDGE
Eco
No
Pro Z
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
equal specs3.5mm jack
SD card
equal specsStereo speakers
Yes
Announced
Eco
2011, June. Released 2011, August
Pro Z
2012, March. Released 2012, June
Status
Eco
Discontinued
Pro Z
Discontinued
Dimensions
Eco
105.8 x 46 x 14.8 mm (4.17 x 1.81 x 0.58 in)
Pro Z
115 x 60 x 11 mm (4.53 x 2.36 x 0.43 in)
Weight
Eco
80 g (2.82 oz)
Pro Z
90 g (3.17 oz)
SIM
Eco
Dual SIM (dual stand-by)
Pro Z
Dual SIM (dual stand-by)
Other
Eco
Flashlight
Pro Z
-
Keyboard
Eco
-
Pro Z
QWERTY
Type
Eco
TFT
Pro Z
TFT resistive touchscreen
Size
Eco
1.77 inches, 9.9 cm2 (~20.3% screen-to-body ratio)
Pro Z
2.4 inches, 17.8 cm2 (~25.9% screen-to-body ratio)
Resolution
Eco
128 x 160 pixels (~116 ppi density)
Pro Z
320 x 240 pixels, 4:3 ratio (~167 ppi density)
Card slot
Eco
microSD (dedicated slot)
Pro Z
microSDHC (dedicated slot)
Phonebook
Eco
200 entries
Pro Z
500 entries
Call records
Eco
Yes
Pro Z
Yes
Internal
Eco
64MB
Pro Z
64MB
Single
Eco
VGA
Pro Z
1.3 MP
Video
Eco
Yes
Pro Z
Yes
Other
Eco
No
Pro Z
No
Loudspeaker
Eco
Yes
Pro Z
Yes
3.5mm jack
Eco
No
Pro Z
Yes
WLAN
Eco
No
Pro Z
Wi-Fi 802.11 b/g
Bluetooth
Eco
2.1, EDR
Pro Z
3.0
Positioning
Eco
No
Pro Z
No
NFC
Eco
No
Pro Z
No
Radio
Eco
FM radio
Pro Z
FM radio
USB
Eco
Proprietary
Pro Z
microUSB
Sensors
Eco
Pro Z
Messaging
Eco
SMS, MMS
Pro Z
SMS, MMS, Email, Push Email, IM
Games
Eco
Yes
Pro Z
Yes
Java
Eco
No
Pro Z
Yes, MIDP 2.0
Other
Eco
MP3/MP4 player Organizer Voice memo
Pro Z
MP3/MP4 player Organizer Voice memo
Type
Eco
Li-Ion 1100 mAh battery
Pro Z
Li-Ion 1000 mAh battery
Stand-by
Eco
Up to 200 h
Pro Z
Up to 240 h
Talk time
Eco
Up to 7 h
Pro Z
Up to 3 h
Colors
Eco
Black/Red, White/Blue, Black/Grey, Blue/Blue, White/Pink
Pro Z
Black, White