I have a harborfreight pancake compressor for use at my apartment (the 3 gal compressor). it works pretty well.
have you considered a used compressor? you could probably find a pretty good deal on craigslist, I see a lot when I browse.
2003 Redfire & Black V6. Full suspension, 8.8 w/ 4.10s, tuned. 4.3L stroker + turbo capable of 550 hp soon
DD: 2015 SHO PP, 12.87 @107 1/4 mile (1.8 60') on 93 octane tune/CAI only. SAE corrected: 369.4/451.4 on E20, full Bolt On