Sony Ericsson Live with Walkman has a pixel density of:
180.28

A.K.A. WT19i
Released: 2011

Resolution: 480×320 3.2″ display

(HVGA) 480×320, 3:2 aspect ratio

Totaling 0.15mp (megapixels) and having a PPI of 180.28

Category: Phone
Tags: android

Sony Ericsson Live with Walkman (WT19)

Manufacturer	Sony Ericsson
Series	Walkman
Availability by Region	August 2011
Form factor	Slate smartphone (black, white)
Dimensions	105 mm (4.1 in) H 56.5 mm (2.22 in) W 14 mm (0.55 in) D
Weight	115 g (4.1 oz)
Operating system	Android 2.3.4 (Gingerbread) officially upgradeable up to Android 4.0.4 (Ice Cream Sandwich) unofficially upgradeable to Android 4.0.4 (Ice Cream Sandwich) via CyanogenMod 9, Android 4.1.2 (JellyBean) via CyanogenMod 10, Android 4.2.2 (JellyBean) via CyanogenMod 10.1, Android 4.3.1 (JellyBean) via CyanogenMod 10.2, Android 4.4.4 (Kitkat) via CyanogenMod 11 , Android 5.0.2 (Lollipop) via CyanogenMod 12, Android 5.1.1 (Lollipop) via Cyanogenmod 12.1, Android 6.0.1 (Marshmallow) via Cyanogenmod 13.
CPU	Qualcomm MSM8255 1 GHz Scorpion (Snapdragon S2) (stable-overclockable up to 1.6 GHz via custom kernels)
GPU	Adreno 205
Memory	512 MB of RAM
Storage	320 MB
Removable storage	microSD, 2 GB included (expandable up to 32 GB)
Battery	Li-Po 1200 mAh
Data inputs	Multi-touch capacitive touchscreen, Accelerometer
Display	3.2 inch 320×480 px TFT LCD at 180 PPI, 16M Colors
Rear camera	5 MP 2592×1944 px 8× digital zoom Autofocus Flash LED illumination 720p video recording Face recognition Geo-tagging Image stabilization Smile detection Touch focus, Video 720p
Front camera	VGA
Connectivity	Bluetooth 2.1 with A2DP microUSB 2.0 3.5 mm audio jack (OMTP standard) Assisted GPS Wi-Fi 802.11 b/g/n
References	[1]

This righthand infobox courtesy of Wikipedia.