The new iPod touch (4th generation) is the thinnest iPod touch offering from Apple, and has included a bunch of most advanced features and hardware specifications such as Retina display and two cameras at front for FaceTime video calling and rear camera for photos and HD video recording. As compared to its predecessor iPod touch (3rd generation), the processor of new iPod touch is powered by Apple A4 which is replaces 600MHz Cortex-A8 architecture and runs on newest iOS 4 operating systems.



The details specifications of iPod touch (4th generation) vs iPod touch (3rd generation) as below:

iPod touch (4th generation) iPod touch (3rd generation)
Processor – Apple A4 chip – 600MHz, Cortex-A8 achitecture
Operating Systems – iOS 4 – OS 3.x
Capacity – 8 GB, 32 GB or 64 GB – 32GB or 64GB
RAM – 512MB – 256MB
Display – 3.5-inch (diagonal) widescreen Multi-Touch display with 960×640-pixel resolution at 326 pixels per inch. – 3.5-inch (diagonal) widescreen Multi-Touch display with 480×320-pixel resolution at 163 pixels per inch.
Audio – Frequency response: 20Hz to 20,000Hz.
– Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV.
– User-configurable maximum volume limit.
– Frequency response: 20Hz to 20,000Hz.
– Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, and 4), Apple Lossless, AIFF and WAV.
Cameras, photos and video – Video recording, HD (720p) up to 30 frames per second with audio, still photos (960 x 720) with back camera.
– VGA-quality photos and video up to 30 frames per second with the front camera.
– Tap to control exposure for video or stills.
– Photo and video geo tagging over Wi-Fi.
– Nil.
Wireless – 802.11b/g/n Wi-Fi (802.11n 2.4GHz only).
– Bluetooth 2.1 + EDR.
– Maps-location based service.
– Nike + iPod support built in
– Wi-Fi (802.11b/g).
– Bluetooth 2.1 + EDR.
– Maps location-based service.
– Nike + iPod support built in.
Headphones – Earphones.
– Frequency response: 20Hz to 20,000Hz.
– Impedance: 32 ohms.
– Apple Earphones with Remote and Mic.
– Volume control.
– Frequency response: 20Hz to 20,000Hz.
– Impedance: 32 ohms.
Input and output – 30-pin dock connector.
– 3.5-mm stereo headphone mini jack.
– Built-in speaker.
– Microphone.
– Dock connector.
– 3.5-mm stereo headphone jack.
TV and video – Support for 1024 by 768 pixels with Dock Connector to VGA Adapter. – Support for 480p and 576p component TV out.
External buttons and controls – Sleep/wake.
– Volume up/down.
– Home.
– Sleep/wake.
– Volume up/down.
– Home
Battery and power – Built-in rechargeable lithium-ion battery.
– Up to 40 hours music playback when fully charged.
– Up to 7 hours video player when fully charged.
– Built-in rechargeable lithium-ion battery.
– Up to 30 hours music playback when fully charged.
– Up to 6 hours video player when fully charged.
In the box – iPod touch.
– Earphones.
– Dock Connector to USB Cable.
– Quick Start guide
– iPod touch.
– Apple Earphones with Remote and Mic.
– USB 2.0 cable.
– Dock adapter.
– Quick Start guide
Dimension – 4.4 x 2.3 x 0.28inch. – 4.3 x 2.4 x 0.33inch.
Weight -101 grams. – 115 grams

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