Screen size
AspenWinner: 2.4"+8.3%
Z7702.2"
Quick verdict
Aspen leads the measured specs 6-2.
Measured wins
Aspen
6
spec wins
Overall winner
Ties
4
equal specs
Z770
2
spec wins
Screen size
Technology
Aspen
GSM / HSPA
Z770
GSM / HSPA
2G bands
Aspen
GSM 850 / 900 / 1800 / 1900
Z770
GSM 900 / 1800 / 1900
3G bands
Aspen
HSDPA 900 / 2100 , HSDPA 850 / 900 / 2100
Z770
HSDPA 2100
Speed
Aspen
HSPA 7.2/2 Mbps
Resolution
equal specsRefresh 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
Z770
HSPA 3.6/0.384 Mbps
Announced
Aspen
2010, February. Released 2010, July
Z770
2008, February. Released 2008, March
Status
Aspen
Discontinued
Z770
Discontinued
Dimensions
Aspen
117 x 60 x 12.5 mm (4.61 x 2.36 x 0.49 in)
Z770
93 x 48 x 16 mm (3.66 x 1.89 x 0.63 in)
Weight
Aspen
130 g (4.59 oz)
Z770
91 g (3.21 oz)
Keyboard
Aspen
QWERTY
Z770
-
SIM
Aspen
Mini-SIM
Z770
Mini-SIM
Type
Aspen
TFT resistive touchscreen, 65K colors
Z770
TFT, 256K colors
Size
Aspen
2.4 inches, 17.8 cm2 (~25.4% screen-to-body ratio)
Z770
2.2 inches, 15.0 cm2 (~33.6% screen-to-body ratio)
Resolution
Aspen
320 x 240 pixels, 4:3 ratio (~167 ppi density)
Z770
240 x 320 pixels, 4:3 ratio (~182 ppi density)
Other
Aspen
XPERIA Panels
Z770
Wallpapers, screensavers
OS
Aspen
Microsoft Windows Mobile 6.5.3 Professional
Z770
-
Chipset
Aspen
Qualcomm MSM7227 Snapdragon S1
Z770
-
CPU
Aspen
600 MHz ARM 11
Z770
-
GPU
Aspen
Adreno 200
Z770
-
Card slot
Aspen
microSDHC (dedicated slot), 4 GB included
Z770
Memory Stick Micro (M2), up to 8 GB
Internal
Aspen
256MB RAM, 256MB ROM, 100MB
Z770
32MB
Phonebook
Aspen
-
Z770
1000 x 20 fields, Photo call
Call records
Aspen
-
Z770
30 received, dialed and missed calls
Single
Aspen
3.15 MP
Z770
2 MP
Video
Aspen
480p@15fps
Z770
320p@15fps
Other
Aspen
No
Z770
No
Loudspeaker
Aspen
Yes
Z770
Yes
3.5mm jack
Aspen
Yes
Z770
No
Alert types
Aspen
-
Z770
Vibration; Downloadable polyphonic, MP3, AAC ringtones
WLAN
Aspen
Wi-Fi 802.11 b/g
Z770
No
Bluetooth
Aspen
2.1, A2DP
Z770
2.0, A2DP
Positioning
Aspen
GPS, A-GPS
Z770
No
Radio
Aspen
Stereo FM radio, RDS
Z770
Stereo FM radio, RDS
USB
Aspen
microUSB 2.0
Z770
2.0
Sensors
Aspen
Z770
Browser
Aspen
WAP 2.0/HTML (IE), RSS feeds
Z770
WAP 2.0/HTML (NetFront 3.4), 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
Z770
MP3/AAC player TrackID music recognition Photo editor Organizer Voice memo/dial
Messaging
Aspen
-
Z770
SMS, MMS, Email, Instant Messaging
Games
Aspen
-
Z770
Brain Juice, Investigators, Tennis Multiplayer
Java
Aspen
-
Z770
Yes, MIDP 2.0
Type
Aspen
Removable Li-Po 1500 mAh battery
Z770
Removable Li-Po 930 mAh battery (BST-38)
Stand-by
Aspen
Up to 560 h (2G) / Up to 500 h (3G)
Z770
Up to 350 h
Talk time
Aspen
Up to 6 h 30 min (2G) / Up to 7 h 30 min (3G)
Z770
Up to 8 h 30 min
Music play
Aspen
Up to 12 h
Z770
-
Colors
Aspen
Iconic Black, White Silver
Z770
Vogue Red, Graphite Black,Exquisite Gold
SAR EU
Aspen
1.05 W/kg (head)
Z770
-
Price
Aspen
About 70 EUR
Z770
About 110 EUR
SAR
Aspen
-
Z770
0.66 W/kg (head) 0.84 W/kg (body)