Screen size
Edge2.2"
Pro ZWinner: 2.4"+8.3%
Quick verdict
Pro Z leads the measured specs 6-1.
Measured wins
Edge
1
spec wins
Ties
5
equal specs
Pro Z
6
spec wins
Overall winner
Screen size
Technology
Edge
GSM
Pro Z
GSM
2G bands
Edge
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Pro Z
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
Edge
Class 12
Pro Z
Class 12
EDGE
Edge
No
Pro Z
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront 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
Edge
2011, June. Released 2011, August
Pro Z
2012, March. Released 2012, June
Status
Edge
Discontinued
Pro Z
Discontinued
Dimensions
Edge
112 x 60 x 13.5 mm (4.41 x 2.36 x 0.53 in)
Pro Z
115 x 60 x 11 mm (4.53 x 2.36 x 0.43 in)
Weight
Edge
140 g (4.94 oz)
Pro Z
90 g (3.17 oz)
Keyboard
Edge
QWERTY
Pro Z
QWERTY
SIM
Edge
Dual SIM (dual stand-by)
Pro Z
Dual SIM (dual stand-by)
Type
Edge
TFT
Pro Z
TFT resistive touchscreen
Size
Edge
2.2 inches, 15.0 cm2 (~22.3% screen-to-body ratio)
Pro Z
2.4 inches, 17.8 cm2 (~25.9% screen-to-body ratio)
Resolution
Edge
320 x 240 pixels, 4:3 ratio (~182 ppi density)
Pro Z
320 x 240 pixels, 4:3 ratio (~167 ppi density)
Card slot
Edge
microSDHC (dedicated slot), 2 GB included
Pro Z
microSDHC (dedicated slot)
Phonebook
Edge
500 entries
Pro Z
500 entries
Call records
Edge
Yes
Pro Z
Yes
Internal
Edge
128MB
Pro Z
64MB
Single
Edge
1.3 MP
Pro Z
1.3 MP
Video
Edge
Yes
Pro Z
Yes
Other
Edge
No
Pro Z
No
Loudspeaker
Edge
Yes
Pro Z
Yes
3.5mm jack
Edge
No
Pro Z
Yes
WLAN
Edge
No
Pro Z
Wi-Fi 802.11 b/g
Bluetooth
Edge
2.1, EDR
Pro Z
3.0
Positioning
Edge
No
Pro Z
No
NFC
Edge
No
Pro Z
No
Radio
Edge
FM radio
Pro Z
FM radio
USB
Edge
microUSB
Pro Z
microUSB
Sensors
Edge
Pro Z
Messaging
Edge
SMS, MMS, Email, Push Email, IM
Pro Z
SMS, MMS, Email, Push Email, IM
Games
Edge
Yes
Pro Z
Yes
Java
Edge
Yes, MIDP 2.0
Pro Z
Yes, MIDP 2.0
Other
Edge
MP3/MP4 player Organizer Voice memo
Pro Z
MP3/MP4 player Organizer Voice memo
Type
Edge
Li-Ion 900 mAh battery
Pro Z
Li-Ion 1000 mAh battery
Stand-by
Edge
Up to 120 h
Pro Z
Up to 240 h
Talk time
Edge
Up to 3 h
Pro Z
Up to 3 h
Colors
Edge
Black/Black, Black/Red
Pro Z
Black, White