A mobile wallpaper is a computer wallpaper

Computer wallpaper

Wallpaper is an image used as a background of a graphical user interface on a computer screen or mobile communications device. On a computer it is usually for the desktop, while for a mobile phone it is usually the background for the 'home' or 'idle' screen...

 sized to fit a mobile device such as a mobile phone

Mobile phone

A mobile phone is a device which can make and receive telephone calls over a radio link whilst moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile network operator...

, personal digital assistant

Personal digital assistant

A personal digital assistant , also known as a palmtop computer, or personal data assistant, is a mobile device that functions as a personal information manager. Current PDAs often have the ability to connect to the Internet...

 or digital audio player. Screens range in size from 128x128 to 640x360 (for the Nokia 5800 XpressMusic) and the height is often greater than or equal to the width. Wallpapers can be expensive if purchased from the phone service provider, with Virgin Mobile

Virgin Mobile

Virgin Mobile is a brand used by many mobile phone service providers across the globe; its headquarters are based in the United Kingdom. Virgin Mobile has local operations in Australia, Canada, France, India, South Africa, Greece, United Kingdom and the United States. It briefly also had operations...

 Canada charging CAD

Canadian dollar

The Canadian dollar is the currency of Canada. As of 2007, the Canadian dollar is the 7th most traded currency in the world. It is abbreviated with the dollar sign $, or C$ to distinguish it from other dollar-denominated currencies...

 $2.50 per wallpaper, but wallpapers can be downloaded from a computer through a data cable (using software such as BitPim

BitPim

BitPim is an open source program designed for managing content on CDMA devices. Most mobile phones using a Qualcomm-manufactured CDMA chipset are supported...

 if necessary) at no cost.

Aspect Ratio	Width x Height	Phone models
1:1	128x128	Alcatel 531, 535, 735 LG G5300i, G5310, 5300, 7000, 7020 NEC N22i, N21i Philips 530 Samsung S300, S300m, X100, X600,C100, S100, S307,T100, N400 Nokia 3100, 3200, 3300, 5100, 5140, 6100, 6220, 6230, 6610, 6800, 6810, 6820, 7200, 7210, 7250, 7250i Sagem myV-65 SK IM-5400 Sony Ericsson T610, Z600 Trium M320
	130x130	Siemens AF51, C65, CF65, SL65, CF110 Motorola i670
	320x320	Samsung SGH-i780
	120x160	LG SD810 Samsung SPH-x4900
	132x176	Nokia 3650, 3660, 6600, 7650, N-GAGE, 3650, 7650 Siemens SX1, Siemens C75,CX65,CX70(emoty),CX75,M65,M75,S65,SK65,S75,SL75
	240x320	Most smartphones.
	360x480	BlackBerry Storm
	128x168	LG G5400, G5410, G7050, G7070, G7100, G7110 Motorola E365, T720, T720i, T725, 6650 Nokia 7600 Sagem myX-6, myV-65 Samsung E100, E700, P400, S100, S300, T100, T200, V200, X400 Sharp GX10, GX10i, GX10m Sony Ericsson T630
	176x208	LG 8110 Nokia 7610, 6620, N-gage QD, 3330 Samsung X780, 7650, 3650, 6630, 6600 Panasonic x700, 176 208
Others	96x65	Motorola C350 Nokia 3510i, 3530, 3586i, 3595, 6015, 8910i
	101x80	Panasonic GD67 Sagem myG-5, myX-5, myX-5d, myX-5m Siemens S55, C60, M55, MC60, SL55 Sony Ericsson T300, T68, T68i Toshiba TS21i
	120x143	Mitsubishi Trium Eclipse
	176x220	Audiovox SMT5600, HTC E100 SPUX Motorola 8380, 8835, A630, A830, A835, A840, C975, V975, E398, E680, MPx200, V80, V300, V400, V500, V600 Samsung T509, E1700, E170, E250, D410, D720 Sony Ericsson Z1010, K700 SPV E100
	208x320	Benq P30 Motorola A1000, A920, A925 Sony Ericsson P800, P900
	240x400	LG KU990 (Viewty)
	462x200	Nokia 9210 Nokia 9210 The Nokia 9210 Communicator is a third generation Communicator series smartphone produced by Nokia, introduced November 21, 2000 . It greatly improved on the second generation Nokia 9110 Communicator, providing colour main screen, changing to Symbian OS platform and ARM processor...
	320x480	iPhone, iPod Touch
	480x320	Blackberry 9000
	480x360	BlackBerry Bold 9700 (Onyx)
	640x360	Nokia 5800 XpressMusic
	640x960	iPhone 4