Compare Dopod – 577W vs Dopod – 818 Specifications

577W 818
Brand
Dopod Dopod
Model
577W 818
Released
2005 Nov 2005 Jan
Hardware Designer
HTC HTC
Manufacturer
HTC HTC
Codename
HTC Tornado Noble HTC Magician
Device Category
Smartphone Smartphone
577W 818
Width
46.2 mm
1.82 inch
58.2 mm
2.29 inch
Height
107.5 mm
4.23 inch
107.7 mm
4.24 inch
Depth
17.5 mm
0.69 inches
18.1 mm
0.71 inches
Bounding Volume
86.9 ccm 113.5 ccm
Mass
106 g
3.74 ounces
155 g
5.47 ounces
577W 818
Platform
Windows (mobile-class) Windows (mobile-class)
Operating System
Microsoft Windows Mobile 5.0 for Smartphone Microsoft Windows Mobile 2003 Second Edition for Pocket PC Phone Edition (Ozone Update)
Operating System Kernel Version
5.1.17000 4.21.1088
577W 818
CPU Clock
200 MHz 416 MHz
CPU
Texas Instruments OMAP 850
2,005
32 bit
single-core
16 Kbyte I-Cache
8 Kbyte D-Cache
Intel XScale PXA272 (Bulverde)
2,004
32 bit
single-core
32 Kbyte I-Cache
32 Kbyte D-Cache
RAM Type
SDRAM SDRAM
RAM Capacity
64 MiB RAM 64 MiB RAM
Non-volatile Memory Type
Flash EEPROM Flash EEPROM
Non-volatile Memory Interface
Yes Yes
Non-volatile Memory Capacity
64 MiB non-volatile 64 MiB non-volatile, 7.6 MiB free user storage
577W 818
Display Diagonal
57 mm
2.2 inch
71.8 mm
2.8 inch
Resolution
240x320
76800 pixels
240x320
76800 pixels
Display Width
34.2 mm
1.35 inch
43.08 mm
1.7 inch
Display Height
45.6 mm
1.8 inch
57.44 mm
2.26 inch
Horizontal Full Bezel Width
12 mm 15.12 mm
Display Area
1559.5 square millimeter 2474.5 square millimeter
Display Area Utilization
31.4% 39.5%
Pixel Size
0.1425 mm/pixel 0.1795 mm/pixel
Pixel Density
178 PPI 142 PPI
Display Type
Color TN-TFT LCD display Color TN-TFT LCD display
Display Color Depth
16 bit/pixel 16 bit/pixel
Number of Display Scales
65,536 65536
Display Illumination
Yes Yes
Display Light Reflection Mode
transflective transflective
Display Subpixel Scheme
RGB Matrix (3 subpixels) RGB Matrix (3 subpixels)
Scratch Resistant Screen
No No
Graphical Controller
N/A N/A
A/V Out
No No
577W 818
Audio Channel(s)
stereo stereo
A/D Converter Nominal Resolution
16 bit quantization 16 bit quantization
A/D Sampling Frequency
44100 Hz 44100 Hz
Microphone(s)
mono mono
D/A Converter Nominal Resolution
16 bit quantization 16 bit quantization
Loudspeaker(s):
mono mono
Audio Output:
Proprietary 2.5mm
577W 818
Supported Cellular Bands
GSM 850MHz (B5)
GSM 900MHz (B8)
GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2) bands
GSM 900MHz (B8)
GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2) bands
Supported Cellular Data Links
CSD 9.6 kbps
GPRS (Class unspecified)
GPRS Class 10
EDGE (Class unspecified) data links
CSD 9.6 kbps
GPRS (Class unspecified)
GPRS Class 10 data links
SIM Card Slot
Mini-SIM (2FF) Mini-SIM (2FF)
Cellular Antenna
Internal antenna and external antenna jack Internal antenna and external antenna jack
Call Alert Sound
40-chord melody 40-chord melody
Complementary Phone Services
Voice transmission
Voice speaker
Vibrating Alert
Speakerphone
Voice transmission
Vibrating Alert
Speakerphone
Cellular Controller
TI TMS320C54x N/A
Sec. Supported Cellular Networks:
No No
577W 818
Keyboard
Built-in numeric N/A
Keyboard Backlight
Aut. keyboard backlight (upon press of key) N/A
Number of keys
12 N/A
Directional Pad
Four-way (with action button)-way Four-way (with action button)-way
577W 818
Expansion Interfaces
Secure Digital Input/Output interface
miniSD
MMC
SD
Secure Digital Input/Output interface
USB
USB 1.1
USB Full-Speed (12 Mbps)
USB 1.1
USB Full-Speed (12 Mbps)
USB Connector
USB Series Mini-B (mini-USB) USB Series Mini-B (mini-USB)
Bluetooth
Bluetooth 1.2
Internal antenna
Bluetooth 1.2
Internal antenna
Wireless LAN
IEEE 802.11b
Internal antenna
N/A
IR
IrDA 1.2
115200bit/s (SIR/CIR)
IrDA 1.2
115200bit/s (SIR/CIR)
577W 818
FM Radio Receiver
No No
577W 818
Supported GPS protocol(s)
No No
577W 818
Camera Placement
Rear Rear
Camera Image Sensor
CMOS CMOS
Camera Resolution
1280x1024 pixel 1280x960 pixel
Number of effective pixels
1.3 MP camera 1.2 MP camera
Zoom
1.0 x optical zoom 1.0 x optical zoom
Focus
No No
Recordable Image Formats
BMP
JPG
N/A
Video Recording
176x144 pixel
10 fps
N/A
Recordable Video Formats
3GP
MPEG4
MJPG
3GP
MPEG4
Flash
No No
Aux. Camera Image Sensor
No No
Aux. 2 Camera Image Sensor
No No
Aux. 3 Camera Image Sensor
No No
Aux. 4 Camera Image Sensor
No No
Aux. 4 Camera Focus
No No
577W 818
Secondary Camera Sensor
No No
Sec. Aux. Cam. Image Sensor
No No
Sec. Aux. 2 Cam. Image Sensor
No No
577W 818
Built-in accelerometer
No No
577W 818
Protection from solid materials
Yes Yes
Protection from liquids
Yes Yes
577W 818
Battery
Lithium-ion
removable
1-cell
Lithium-ion polymer (LiPo)
removable
1-cell
Nominal Cell Capacity (1st cell)
1050 mAh cell 1200 mAh cell
Nominal Battery Capacity
1050 mAh battery 1200 mAh battery
Estimated Battery Life
15.0 hours 10.0 hours
Estimated Average Current
70 mA 120 mA
577W 818
Market Countries
Australia
Malaysia
Singapore
Taiwan
N/A
Market Regions
Asia Asia, Eastern Europe, Europe, Southeast Asia, Western Europe

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