PlasticScribbler - Earn an Additional Entry For Answering This Question

[BgHurt]

Build volume, drive train (V rails, etc), and community support.

[ckirmser]

Material quality, color, durability and detail.

[dngrhm]

I'm just getting into this.

1 Price
2 print size
3 Filaments supported
4 upgradability (to improve 2 or 3 above without buying a whole new printer)

[badscr]

Print resolution, build volume, reliability, metal construction, cost, number of hotends, speed, non proprietary filament, speed.

[ajperez]

Multiple print materials, prosumer price range, warranty, balance between ease of use and open-ness.

[GoTime]

Price, reliability, availability of replacement parts, speed, and customization

[talk2sumanta]

accuracy, surface finish. and price obviously.

[joealarson]

Reliability & Zero maintenance ... !!!

Not that any 3D printer is zero maintenance, but I'm more likely to buy a solid 3D printer that just works than a gadget filled piece of garbage that causes people problems (I'm looking at you, Makerbot 5thGens.)

Heated build plate is also a must.

[GameProps]

Build size, affordability, model quality and speed.

[mikethebomber]

Affordability and customization. DIY kits are a plus for me.