Screen size
AspenWinner: 2.4"+17%
V6402.0"
Quick verdict
Aspen leads the measured specs 8-1.
Measured wins
Aspen
8
spec wins
Overall winner
Ties
3
equal specs
V640
1
spec wins
Screen size
Technology
Aspen
GSM / HSPA
V640
GSM / HSPA
2G bands
Aspen
GSM 850 / 900 / 1800 / 1900
V640
GSM 900 / 1800 / 1900
3G bands
Aspen
HSDPA 900 / 2100 , HSDPA 850 / 900 / 2100
V640
HSDPA 2100
Speed
Aspen
HSPA 7.2/2 Mbps
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
equal specs5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
V640
HSPA
Announced
Aspen
2010, February. Released 2010, July
V640
2007, September
Status
Aspen
Discontinued
V640
Discontinued
Dimensions
Aspen
117 x 60 x 12.5 mm (4.61 x 2.36 x 0.49 in)
V640
103 x 47 x 15.5 mm (4.06 x 1.85 x 0.61 in)
Weight
Aspen
130 g (4.59 oz)
V640
97 g (3.42 oz)
Keyboard
Aspen
QWERTY
V640
-
SIM
Aspen
Mini-SIM
V640
Mini-SIM
Type
Aspen
TFT resistive touchscreen, 65K colors
V640
TFT, 256K colors
Size
Aspen
2.4 inches, 17.8 cm2 (~25.4% screen-to-body ratio)
V640
2.0 inches, 12.6 cm2 (~26.0% screen-to-body ratio)
Resolution
Aspen
320 x 240 pixels, 4:3 ratio (~167 ppi density)
V640
176 x 220 pixels (~141 ppi density)
Other
Aspen
XPERIA Panels
V640
Wallpapers, screensavers
OS
Aspen
Microsoft Windows Mobile 6.5.3 Professional
V640
-
Chipset
Aspen
Qualcomm MSM7227 Snapdragon S1
V640
-
CPU
Aspen
600 MHz ARM 11
V640
-
GPU
Aspen
Adreno 200
V640
-
Card slot
Aspen
microSDHC (dedicated slot), 4 GB included
V640
Memory Stick Micro (M2), up to 4 GB
Internal
Aspen
256MB RAM, 256MB ROM, 100MB
V640
32MB
Phonebook
Aspen
-
V640
Yes, Photo call
Call records
Aspen
-
V640
20 received, 20 dialed and 20 missed calls
Single
Aspen
3.15 MP
V640
2 MP
Video
Aspen
480p@15fps
V640
Yes
Other
Aspen
No
V640
-
Single
Aspen
-
V640
CIF videocall camera
Video
Aspen
-
V640
Loudspeaker
Aspen
Yes
V640
Yes
3.5mm jack
Aspen
Yes
V640
No
Alert types
Aspen
-
V640
Vibration; Downloadable polyphonic, MP3, AAC ringtones, composer
WLAN
Aspen
Wi-Fi 802.11 b/g
V640
No
Bluetooth
Aspen
2.1, A2DP
V640
2.0, A2DP
Positioning
Aspen
GPS, A-GPS
V640
No
Radio
Aspen
Stereo FM radio, RDS
V640
Stereo FM radio, RDS
USB
Aspen
microUSB 2.0
V640
2.0
Sensors
Aspen
V640
Browser
Aspen
WAP 2.0/HTML (IE), RSS feeds
V640
HTML (NetFront 3.3), RSS reader
Other
Aspen
MP3/eAAC+/WAV/WMA player MP4/H.264/WMV player Pocket Office Organizer Eco friendly materials Voice memo/dial Predictive text input
V640
Vodafone music streaming service MP3/AAC player TrackID music recognition Predictive text input Picture/video editor Organizer Voice memo/dial
Messaging
Aspen
-
V640
SMS, EMS, MMS, Email, Instant Messaging
Games
Aspen
-
V640
Yes + downloadable
Java
Aspen
-
V640
Yes, MIDP 2.0
Type
Aspen
Removable Li-Po 1500 mAh battery
V640
Removable Li-Ion battery
Stand-by
Aspen
Up to 560 h (2G) / Up to 500 h (3G)
V640
Up to 300 h (2G) / Up to 300 h (3G)
Talk time
Aspen
Up to 6 h 30 min (2G) / Up to 7 h 30 min (3G)
V640
Up to 9 h (2G) / Up to 5 h (3G)
Music play
Aspen
Up to 12 h
V640
-
Colors
Aspen
Iconic Black, White Silver
V640
Havana Gold, Quick Black
SAR EU
Aspen
1.05 W/kg (head)
V640
1.10 W/kg (head)
Price
Aspen
About 70 EUR
V640
About 80 EUR
SAR
Aspen
-
V640
1.10 W/kg (head) 0.91 W/kg (body)