Screen size
VK540—
VK580—
Quick verdict
VK580 leads the measured specs 2-1.
Measured wins
VK540
1
spec wins
Ties
3
equal specs
VK580
2
spec wins
Overall winner
Screen size
Technology
VK540
GSM
VK580
GSM
2G bands
VK540
GSM 900 / 1800
VK580
GSM 900 / 1800
GPRS
VK540
Class 10
VK580
Yes
EDGE
VK540
No
VK580
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
Announced
VK540
2004, Q2
VK580
2004, Q3
Status
VK540
Discontinued
VK580
Discontinued
Dimensions
VK540
79.5 x 42.5 x 21.5 mm (3.13 x 1.67 x 0.85 in)
VK580
76 x 44 x 19 mm (2.99 x 1.73 x 0.75 in)
Weight
VK540
VK580
75 g (2.65 oz)
SIM
VK540
Mini-SIM
VK580
Mini-SIM
Type
VK540
TFT, 65K colors
VK580
CSTN, 65K colors
Size
VK540
VK580
Resolution
VK540
128 x 160 pixels
VK580
128 x 143 pixels
Other
VK540
Second external CSTN display, 65K colors (96 x 64 pixels)
VK580
Second external CSTN display, 65K colors (96 x 64 pixels)
Card slot
VK540
No
VK580
No
Phonebook
VK540
Yes
VK580
Yes
Call records
VK540
10 dialed, 10 received, 10 missed calls
VK580
10 dialed, 10 received, 10 missed calls
Single
VK540
VGA
VK580
VGA
Video
VK540
No
VK580
No
Other
VK540
No
VK580
No
Loudspeaker
VK540
No
VK580
No
Alert types
VK540
Vibration; Downloadable polyphonic ringtones
VK580
Vibration; Downloadable polyphonic ringtones
3.5mm jack
VK540
No
VK580
No
WLAN
VK540
No
VK580
No
Bluetooth
VK540
No
VK580
No
Positioning
VK540
No
VK580
No
Radio
VK540
No
VK580
No
USB
VK540
VK580
Sensors
VK540
VK580
Messaging
VK540
SMS, MMS
VK580
SMS, EMS, MMS
Browser
VK540
WAP 1.2.1
VK580
WAP 1.2.1
Games
VK540
Yes
VK580
Yes
Java
VK540
No
VK580
No
Other
VK540
Predictive text input Organizer Bio Rhythm
VK580
Predictive text input Organizer Bio Rhythm
Type
VK540
Removable Li-Ion battery
VK580
Removable Li-Ion battery
Colors
VK540
Blue
VK580
Silver