Device Database: Comparison

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Google Nexus One (HTC Passion)
HTC Desire A8181 (HTC Bravo)
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Google Nexus One  (HTC Passion)
HTC Desire A8181  (HTC Bravo)
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General Attributes
Released 2010 Jan 2010 Apr
Device Category Smartphone Smartphone
Hardware designerThe company which designed this device HTC HTC
ManufacturerThe company which produces this device HTC HTC
OEM IDThe OEM ID is internal code and refers to a specific variant of the model series PB99100

Physical Attributes
WidthWidth is horizontally measured between the left and right edges of device according to the default display orientation 59.8 mm 60 mm
HeightHeight is vertically measured between the bottom and top edges of device according to the default display orientation 119 mm 119 mm
DepthDepth or thickness is usually the smallest dimension of the device 11.5 mm 11.9 mm
Dimensions 2.35x4.69x0.45 inches 2.36x4.69x0.47 inches
MassThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in grams 130 g 135 g
4.59 ounces 4.76 ounces

Software Environment
Embedded Operating SystemPre-installed operating system which the device was released with. Google Android 2.1 (Eclair) Google Android 2.1 (Eclair)
Operating System KernelThe OS kernel is the primary component of an operating system which manages hardware and software resources, schedules tasks and threads and provides interface for the upper software layers (system calls, interrupts, APIs, etc.) 2.6.29 2.6.29

Application processor, Chipset
CPU ClockFrequency of the square signal which schedules the internal operation of microprocessor (synchronous sequential logic). The current consumed by the processor is approximately proportional to clock rate. 998 MHz 1000 MHz
CPUManufacturer part number of the IC which includes the main application processor os processors Qualcomm Snapdragon S1 QSD8250 Qualcomm Snapdragon S1 QSD8250

Operative Memory
RAM TypeType of volatile memory IC which specifies RAM architecture, timing characteristics, refresh mode, voltage levels and physical design of the IC. Two major types of random-access memory is static RAM (SRAM) periodically refreshed dynamic RAM (DRAM). LPDDR SDRAM LPDDR SDRAM
RAM Capacity (converted)RAM capacity in binary bytes (KiB: 1024 bytes, MiB: 1024 KiB, GiB: 1024 MiB) 512 MiB RAM 576 MiB RAM
412 MiB accessible space

Non-volatile Memory
Non-volatile Memory TypeType of NV memory IC which determines storage technology, programming / erasing method and write endurance Flash EEPROM Flash EEPROM
Non-volatile Memory Capacity (converted)The value of ROM capacity converted to the most appropriate units (KiB: 1024 bytes, KB: 1000 bytes, MiB: 1024 KiB, MB: 1000 KB, GiB: 1024 MiB, GB: 1000 MB) 512 MiB ROM 512 MiB ROM
150.79 MiB free user storage
Total non-volatile user storageThe sum of primary and secondary user-accessible partition of non-volatile storage spaces 150.79 MiB total user storage

DisplayAll parameters that related to display
Display ResolutionHorizontal and vertical resolution of the primary display 480x800 480x800
Display DiagonalThe distance measured between the furthest corners of the display 94 mm 94 mm
3.7 inch 3.7 inch
Horizontal Full Bezel WidthDefined as the sum of width of left and right vertical display bezels. If the display panel is located in the middle width of left and right bezels are the same and their width is the half of the full bezel width. 11.44 mm 11.64 mm
Display Area UtilizationDisplay area per front panel area ratio 55% 55%
Pixel DensityIndicates the number of pixels per inch 252 PPI 252 PPI
Display TypeDisplay Type Color AM-OLED Color PVA TFT LCD
Display Subtype No SLCD
Number of Display Colors/ScalesMaximal number of displayable colors or scales 16.8M 16.8M
Display Subpixel Scheme RGBG PenTile Matrix RGB Matrix
Scratch Resistant Screen No Yes

Graphical Suybsystem
Graphical ControllerManufacturer and part number of the graphics controller IC or commercial name of the intellectual property (IP) if the graphics controller is the part of a chipset Qualcomm Adreno 200 Qualcomm Adreno 200

Audio/Video Interfaces

Audio Subsystem
Microphone(s) stereo mono
Loudpeaker(s) Yes Yes

Cellular Phone
Supported Cellular NetworksList of supported cellular networks with band names. For example GSM900 refers to the GSM system with the 890-915 MHz uplink and 935-960 downlink bands. GSM850, GSM900, GSM1800, GSM1900, UMTS900 (B8), UMTS1700/2100 (B4), UMTS2100 (B1) GSM850, GSM900, GSM1800, GSM1900, UMTS900 (B8), UMTS2100 (B1)
Supported Cellular Data LinksList of supported cellular data links and rates. CSD, GPRS, GPRS C12, EDGE, EDGE MSC12, UMTS, HSDPA, HSDPA 7.2, HSUPA, HSUPA 2.0 CSD, GPRS, GPRS C12, EDGE, EDGE MSC12, UMTS, HSDPA, HSDPA 7.2, HSUPA, HSUPA 2.0
SIM Card FormatSupported Subscriber Identification Card (SIM) Format Mini-SIM (2FF) Mini-SIM (2FF)
Complementary Phone Services Voice transmission, Voice speaker, Vibrate, Speakerphone, ANC Voice transmission, Voice speaker, Vibrate, Speakerphone

Secondary Cellular Phone

Control Peripherals
Touchscreen TypeDetermines how the touchscreen module senses the touch of the screen Capacitive Capacitive multi-touch
Touchscreen Simultaneous Touch PointsDetermines how many touches the touch-sensitive screen module is able to simultaneously detect Single-touch Yes
Touch Surface TypeDetermines how the touchpad, trackpad or other touch surface module senses the touch of the surface No Capacitive multi-touch
Scroll Wheel Trackball No

Communication Interfaces
Expansion InterfacesNon-volatile memory and/or I/O expansion interfaces microSD, microSDHC, TransFlash microSD, microSDHC, TransFlash
USBUSB is a common high-speed serial bus standard that allows data and power transfer between the mobile device and another computer. Version of USB identifies USB standard. USB 2.0 USB 2.0
USB Speed Rate USB HS (480 Mbps) USB HS (480 Mbps)
USB Services USB charging USB charging
USB Connector micro-USB micro-USB
BluetoothIEEE 802.15 is a short-range radio technology standard that allows transfer of data, and the use of accessories such as wireless audio devices and printers. Bluetooth 2.0 + EDR Bluetooth 2.1 + EDR
Wireless LANWireless LAN / WLAN / Wi-Fi: 802.11 defines a medium-range wireless data link that allows for internet access and data transfer 802.11a, 802.11b, 802.11g, 802.11n 802.11b, 802.11g

Multimedia Broadcast
Analog Radio Receiver No FM radio (88-108 MHz) with RDS

Satellite Navigation
Complementary GPS Services A-GPS, QuickGPS, Geotagging A-GPS, QuickGPS, Geotagging

Built-in Digital CameraPrimary camera usually has better imaging capabilities than secondary camera if any
Camera Image SensorRefers to the semiconductor technology of image sensor CMOS CMOS
Number of pixels 4.9 MP cam 4.9 MP cam
Optical ZoomA feature that changes the focal length of the lens of a camera. Optical zoom requires the lens to move in and out, providing high-quality close ups from a distance 1 x 1 x
Auxiliary LightA flash is used to brighten dark areas when taking photographs; is also used as a flashlight mobile light (LED) mobile light (LED)
Camcorder Resolution 320x240 pixel 800x480 pixel
15 fps
Camera Extra Functions Macro mode Macro mode, Face detection
Camera PlacementRefers to the placement of the primary camera on the device Rear Rear

Built-in Secondary Digital CameraWidely used for video telephony or taking selfies

Power Supply
BatteryBattery technology Lithium-ion polymer Lithium-ion
removable removable
Battery Capacity 1400 mAh 1400 mAh

Ingress Protection
Protection from solid materials Yes Yes
Protection from liquids Yes Yes

Built-in Sensors
Built-in compass Yes Yes
Built-in accelerometerAn internal component that senses acceleration components of the device.  Used for automatic screen rotation and for games and applications that rely on acceleration measurement  on X, Y, and Z axis Yes Yes
Additional sensorsBuilt-in ambient, biometric and comfort sensors No Light intensity sensor, Proximity sensor

Datasheet Attributes
Data IntegrityData integrity level determines the integrity of the published information. Final datasheets are not intended to be modified in the future, preliminary ones can be based on unofficial information or speculations, incomplete ones are also preliminary b Preliminary Final