Here's how they're different:

ExecuLabel LM150 is designed for your desktop product AND to fit easily in the palm of your hand. Just over 8 ounces, it's ready to go with you, throughout your workspace. Saves up to 20 frequently-used labels, features a spacious 13-character display and an ergonomically-designed keyboard with well-spaced oval keys for error-free use. Prints up to two lines in three fonts and seven print styles, with print preview - with our thermal transfer technology, so there's no need to replace ink or toner.

Label compatibility: Prints three label widths: 1/4" (6 mm) , 3/8" (9 mm) and 1/2" (12 mm).

Execulabel LM350 is a powerful desktop thermal transfer label printer loaded with features for the office and getting your storage spaces up to speed. Saves up to ten labels in memory, prints up to four lines of tall characters in eight print styles: normal, narrow, bold, vertical, italic, outline, shadow and mirror - horizontally or vertically. Special features include a 2-line, 15-character LCD for easy editing and an array of background effects. Comfortable typewriter-style keyboard includes electrical symbols and bar codes. The large LCD display, economical thermal printing and a built-in tax calculator make this a DYMO favorite.

Label compatibility: Prints five label widths: 1/4" (6 mm), 3/8" (9 mm), 1/2" (12 mm), 3/4" (19 mm) and 1" (24 mm).

Execulabel LM450 works independently - or with your PC and DYMO software - on heavy-duty storage applications. This exciting electronic labeling advance combines cutting-edge design, unparalleled functionality, and economical thermal printing with features including an automatic cutter for added speed, typewriter-style keyboard with profiled keys for error-free use and an eye-saving LCD display with large characters. Produces barcodes, logos, graphics and all your favorite fonts on up to five lines per label in 15 sizes and 11 styles, with seven background patterns. Horizontal, vertical and mirror-printing, plus much more.

Label compatibility: 1/4" (6 mm), 3/8" (9 mm), 1/2" (12 mm), 3/4" (19 mm) and 1" (24 mm).

Execulabel LP150 is portable, professional, rugged and versatile - fully up to task, for labeling file folders, binders, binder tabs, diskettes, hanging folders. Includes a color-coded ABC keyboard, 70-character memory function for saving frequently-used labels, 11-character display, horizontal and vertical printing up to two lines in six sizes, plus a range of symbols and background effects.

Label compatibility: Prints two label widths: 3/8" wide (9 mm) and 1/2" (12m m) nylon and vinyl labels.