T-Mobile G1
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Posted: 27 Aug 2008 Announced: 23 Sep 2008
Market Status: Released
Release date: 22 Oct 2008
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US carrier availability: T-Mobile - Discontinued
Links: T-Mobile G1 manual T-Mobile G1 Official Page T-Mobile G1 Review

T-Mobile G1 is the first phone to run on Google's Android operating system. It is a side-slider with QWERTY and large touch-sensitive display. Features include 3-megapixel camera, microSD slot, Internet Browser and Email.

Rating

Excellent 8.5 out of 10

Excellent

8.8 out of 10

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T-Mobile G1 specifications

also known as HTC Dream

Pros

No pros

Cons

Slow processor (528 MHz)
Bulky
Too little RAM memory (192 MB RAM)
Low-resolution camera (3.2 megapixels)
Lacks a standard (3.5mm) headphones jack
Lacks an ambient light sensor for automatic screen brightness adjustment
Lacks a proximity sensor that turns the display оff during a phone call

Design

Device type:
- Smart phone
OS:
- Android
Form factor:
Form factor - Refers to the form factor of a phone. The main handset designs are bar, clamshell, slide, swivel
- Side-Slider
Dimensions:
- 4.60 x 2.16 x 0.62 (117 x 55 x 16 mm)
Weight:
- 5.57 oz (158 g)
  the average is 4.2 oz (120 g)

Display

Physical size:
- 3.20 inches
Resolution:
- 320 x 480 pixels
Pixel density:
Pixel density - The pixel density of a display represents the number of pixels over an area of one inch. It’s measured in “pixels per inch”, or ppi. The higher the number, the more detailed and good-looking the display is.
- 180 ppi
Technology:
Technology - There are two main screen technologies currently used in phones and tablets: LCD and AMOLED. The former usually features a light source and liquid crystals, while the latter is based on organic light-emitting diodes. Newer LCD variations like IPS-LCD and Super-LCD allow for very accurate color reproduction and very wide viewing angles, where no significant image quality loss is observed. Current AMOLED screens differ in such a way that they can exhibit much more saturated colors (sometimes too much) and incredibly high contrast levels, which is due to black color being completely black in AMOLED displays.
- TFT
Colors:
Colors - Shows the number of colors that the display supports
- 65 536
Touchscreen:
- - Capacitive
Features:
- Scratch-resistant glass

Battery

Talk time:
Talk time - Maximum talk time in hours
- 6.76 hours
  the average is 8 h (497 min)
Stand-by time:
- 13.3 days (319 hours)
  the average is 21 days (496 h)
Talk time (3G):
- 5.83 hours
Stand-by time (3G):
- 16.8 days (402 hours)
Capacity:
- 1150 mAh

Hardware

System chip:
System chip - Most modern handsets use an advanced chip that includes many of the device’s hardware modules like the processor, Wi-Fi, Bluetooth and sometimes even the wireless radio. This field shows what particular system chip (or System-on-a-Chip) is used in the phone.
- Qualcomm MSM7201A
Processor:
Processor - The processor is the main computing component of a phone and is a major factor when it comes to the overall speed of the device. Some more powerful smartphones use dual-core and quad-core processors designed to deliver greater performance.
- Single core, 528 MHz
System memory:
System memory - System memory, or RAM memory is the type of memory that the device uses to temporarily store data from the OS or currently-running apps. The more RAM available to the device, the better the performance will be when multiple or heavier programs are running.
- 192 MB RAM / 256 MB ROM
Storage expansion:
- Slot Type:
  - microSD, microSDHC

Camera

Camera:
- - 3.2 megapixels
- Features:
  - Auto focus

Multimedia

YouTube player:
- Yes

Internet browsing

Browser:
- - Yes

Technology

GSM:
GSM - Global System for Mobile communications. A world standard for digital cellular communications using narrowband TDMA (Time Division Multiple Access), which allows up to eight calls at a time on 800 MHz and 1800 MHz frequencies. Introduced in 1991. Is the standard most commonly used in Europe and Asia, but not in the United States. GSM phones use a Subscriber Identity Module (SIM) smart card that contains user account information. Any GSM phone becomes immediately programmed after plugging in the SIM card, thus allowing GSM phones to be easily rented or borrowed.
- 850, 900, 1800, 1900 MHz
UMTS:
UMTS - Universal Mobile Telecommunications Service, also called WCDMA, is a 3G (Third Generation) packet-based transmission of text, digitized voice, video, and multimedia at data rates up to 2 Mbps. It is based on GSM standard and is supported by major standards bodies and manufacturers
- 1700/2100, 2100 MHz
Data:
Data - Shows the particular phone's type of data. the major mobile phone data types are GPRS, CDMA2000 1xRTT, EDGE, CDMA2000 1xEV-DO, UMTS, etc.
- HSDPA 7.2 Mbit/s, HSUPA, UMTS, EDGE
Positioning:
Positioning - This field shows the positioning systems supported by the device. There are three main types: GPS, A-GPS and GLONASS. GPS - This is one of the most widespread global positioning technologies, developed and maintained by the U.S. government. It uses satellites in order to detect your location. Works best in clear weather. A-GPS - A-GPS stands for Assisted GPS and is the industry standard for positioning and navigation. “Assisted” means that it can use local wireless networks, in addition to satellites, for quicker and more precise localization. GLONASS - GLONASS is a global positioning system, developed by the Russian Federation. It’s very similar to GPS, but isn’t so popular in cell phones.
- GPS

Phone features

Phonebook:
- Unlimited entries, Multiple numbers per contact, Picture ID, Ring ID
Organizer:
- Calendar, Alarm, To-Do, Calculator
Messaging:
- SMS, MMS, Predictive text input
E-mail:
- - IMAP, POP3, SMTP

Connectivity

Bluetooth:
- - 2.0, EDR
Wi-Fi:
Wi-Fi - Wireless Local Area Network (WLAN) - used radio waves (RF) or infrared signals to send and receive data over the air. Most popular WLAN solutions today is Wi-Fi (802.11b and 802.11g) standards. 801.11b provides data speeds of around 11mbps while 802.11g can go up to 54 mbps.
- - 802.11 b, g
USB:
- - USB 2.0
- Connector:
  - miniUSB
- Computer sync

Other features

Notifications:
- Music ringtones (MP3), Polyphonic ringtones (40 voices), Vibration, Phone profiles, Speakerphone
Sensors:
- - Accelerometer, Compass
- Voice dialing, Voice commands, Voice recording

Availability

Officially announced:
- 23 Sep 2008

To see the full specifications with in-depth details click here.

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