Screen size
AspenWinner: 2.4"+8.3%
K8502.2"
Quick verdict
Aspen leads the measured specs 6-2.
Measured wins
Aspen
6
spec wins
Overall winner
Ties
4
equal specs
K850
2
spec wins
Screen size
Technology
Aspen
GSM / HSPA
K850
GSM / HSPA
2G bands
Aspen
GSM 850 / 900 / 1800 / 1900
K850
GSM 850 / 900 / 1800 / 1900
3G bands
Aspen
HSDPA 900 / 2100 , HSDPA 850 / 900 / 2100
K850
HSDPA 850 / 1900 / 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
K850
HSPA 3.6/0.384 Mbps (K850i)
Announced
Aspen
2010, February. Released 2010, July
K850
2007, June. Released 2007, October
Status
Aspen
Discontinued
K850
Discontinued
Dimensions
Aspen
117 x 60 x 12.5 mm (4.61 x 2.36 x 0.49 in)
K850
102 x 48 x 17 mm (4.02 x 1.89 x 0.67 in)
Weight
Aspen
130 g (4.59 oz)
K850
118 g (4.16 oz)
Keyboard
Aspen
QWERTY
K850
-
SIM
Aspen
Mini-SIM
K850
Mini-SIM
Type
Aspen
TFT resistive touchscreen, 65K colors
K850
TFT, 256K colors
Size
Aspen
2.4 inches, 17.8 cm2 (~25.4% screen-to-body ratio)
K850
2.2 inches, 15.0 cm2 (~30.6% screen-to-body ratio)
Resolution
Aspen
320 x 240 pixels, 4:3 ratio (~167 ppi density)
K850
240 x 320 pixels, 4:3 ratio (~182 ppi density)
Other
Aspen
XPERIA Panels
K850
-
OS
Aspen
Microsoft Windows Mobile 6.5.3 Professional
K850
-
Chipset
Aspen
Qualcomm MSM7227 Snapdragon S1
K850
-
CPU
Aspen
600 MHz ARM 11
K850
-
GPU
Aspen
Adreno 200
K850
-
Card slot
Aspen
microSDHC (dedicated slot), 4 GB included
K850
Memory Stick Micro (M2); microSDHC (dedicated slot), 512 MB included
Internal
Aspen
256MB RAM, 256MB ROM, 100MB
K850
40MB
Phonebook
Aspen
-
K850
1000 x 20 fields, Photo call
Call records
Aspen
-
K850
30 received, dialed and missed calls
Single
Aspen
3.15 MP
K850
5 MP, AF
Video
Aspen
480p@15fps
K850
320p@30fps
Features
Aspen
-
K850
xenon flash and 3LED video light, auto lens cover
Other
Aspen
No
K850
-
Single
Aspen
-
K850
Videocall camera
Video
Aspen
-
K850
Loudspeaker
Aspen
Yes
K850
Yes
3.5mm jack
Aspen
Yes
K850
No
Alert types
Aspen
-
K850
Vibration; Downloadable polyphonic, MP3, AAC ringtones, composer
WLAN
Aspen
Wi-Fi 802.11 b/g
K850
No
Bluetooth
Aspen
2.1, A2DP
K850
2.0, A2DP
Positioning
Aspen
GPS, A-GPS
K850
No
Radio
Aspen
Stereo FM radio, RDS
K850
Stereo FM radio, RDS
USB
Aspen
microUSB 2.0
K850
2.0
Sensors
Aspen
K850
Accelerometer
Browser
Aspen
WAP 2.0/HTML (IE), RSS feeds
K850
WAP 2.0/HTML (NetFront), 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
K850
MP3/AAC/MP4 player TrackID music recognition Predictive text input Photo editor Organizer Voice memo/dial
Messaging
Aspen
-
K850
SMS, MMS, Email, Instant Messaging
Games
Aspen
-
K850
Yes + downloadable
Java
Aspen
-
K850
Yes, MIDP 2.0
Type
Aspen
Removable Li-Po 1500 mAh battery
K850
Removable Li-Po 930 mAh battery (BST-38)
Stand-by
Aspen
Up to 560 h (2G) / Up to 500 h (3G)
K850
Up to 400 h (2G) / Up to 350 h (3G)
Talk time
Aspen
Up to 6 h 30 min (2G) / Up to 7 h 30 min (3G)
K850
Up to 9 h (2G) / Up to 3 h 30 min (3G)
Music play
Aspen
Up to 12 h
K850
-
Colors
Aspen
Iconic Black, White Silver
K850
Luminous Green, Velvet Blue, Quicksilver black
SAR EU
Aspen
1.05 W/kg (head)
K850
1.14 W/kg (head)
Price
Aspen
About 70 EUR
K850
About 160 EUR
SAR
Aspen
-
K850
1.50 W/kg (head) 1.56 W/kg (body)