iPod touch comparison

iPod touch 1G/2G/3G Specifications List (Wiki)

The specifications as listed on Apple’s website for the iPod Touch are:
Screen material: glass (arsenic free)
Screen size: 3.5 in
Screen resolution: 320×480 px at 163 ppi, with 3:2 aspect ratio
Input method: Multi-touch screen interface, Sleep/Wake button, Accelerometer, Home button, Volume Rocker buttons (2nd/3rd generation), voice control (3rd generation)
Operating system: current: iOS 4, build 8A293; original: iPhone OS version 3.1.3, build 7E18
Storage: 8, 32 and 64 GB flash memory
CPU: Initially ARM 400 MHz, but now 412 MHz for 1st generation, 532 MHz for 2nd generation and ARM Cortex-A8 833 MHz underclocked to 600 MHz for 3rd generation
GPU: PowerVR MBX Lite in 2nd generation and PowerVR SGX GPU for 3rd generation
RAM: 128 MB DRAM in 1st & 2nd generation and 256 MB DRAM in 3rd generation
Wi-Fi (802.11 b/g)
Bluetooth:BT2.0 in 2nd generation only and BT2.1+EDR in 3rd generation
Built-in rechargeable, non-removable lithium battery with up to 6 hours of video playback, and up to 36 (30 in 3rd generation) hours of audio playback, times vary.
Built-in audio speaker (except in 1st generation)
3.5 mm audio output jack
Size: 110×61.8×8 mm (4.3×2.4×0.33 in)
Weight: 115 grams (4.1 oz)
Direct iTunes Store access
Widescreen video
Included applications: Safari web browser, YouTube client, Mail email client, Google Maps
Access to App Store (requires iPhone OS 2.0 or later)
Widgets: Stocks, Weather, Notes
Access to Starbucks music (available only in selected cities across the United States)

Model Capacity RAM Connection Original release date Rated battery life(hours)
1st generation 8 GB
16 GB
128 MB USB via Dock connector (FireWire for charging only) September 5, 2007 audio: 22
video: 5
32 GB 128 MB February 5, 2008
First iPod with Wi-Fi and a Multi-Touch interface. Features Safari web browser and wireless access to the iTunes Store and YouTube. 32 GB version later added. iPhone OS 2.0 and App Store access requires an upgrade fee.
2nd generation 8 GB
16 GB
32 GB
128 MB USB via Dock connector September 9, 2008 and September 9, 2009 (for 8GB released with iPhone OS 3.0) audio: 36
video: 6
New tapered chrome back with Nike+ functionality, volume buttons, and built-in speaker added. iPhone OS 2.0 and App Store access standard. Bluetooth support added but not made active until iPhone OS 3.0, which requires an upgrade fee. Support for external microphone and remote added. The 8 GB model was re-introduced alongside the 3rd generation iPod touch in September 2009, and included the newer iPhone OS 3. iOS 4 was released for free for second generation iPod touch models June 21, 2010, Multitasking and on some models homescreen was disabled for the second generation iPod Touch because Apple thought the iPod was too slow for these features.
3rd generation 32 GB
64 GB
256 MB USB via Dock connector September 9, 2009 audio: 30
video: 6
Updated to include the upgraded RAM, CPU and GPU internals from the iPhone 3GS; the 32GB and 64GB models include Voice Control support, VoiceOver, included OS version 3.x, and bundled remote earphones with microphone. iOS 4 was released for free for third generation iPod touch models June 21, 2010 and included Multitasking and homescreen wallpapers.
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About xlcwu

Self-employed (One-man Company), Developer/Chief Designer/Consultant, Embedded Linux/NAS/Storage/Platform/Devices, Xcode/Cocos2D/Cocoa/Objective-C, at Joe’s Lab – Newland ESP (TM).
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