Results of https://github.com/derekwyatt/spray-json-vs-argonaut on my work MBR 15, Java7, 8GB ram, 2Ghz Core i7

gistfile1.txt

[info] Json4sJacksonSpec:
[info] Json4sJackson
[info] - should parse it 1,000 times (01) (713 milliseconds)
[info] - should parse it 1,000 times (02) (248 milliseconds)
[info] - should parse it 1,000 times (03) (84 milliseconds)
[info] - should parse it 1,000 times (04) (77 milliseconds)
[info] - should parse it 1,000 times (05) (73 milliseconds)
[info] - should parse it 1,000 times (06) (77 milliseconds)
[info] - should parse it 1,000 times (07) (62 milliseconds)
[info] - should parse it 1,000 times (08) (59 milliseconds)
[info] - should parse it 1,000 times (09) (60 milliseconds)
[info] - should parse it 1,000 times (10) (59 milliseconds)
[info] - should parse it 1,000 times (11) (65 milliseconds)
[info] - should parse it 1,000 times (12) (57 milliseconds)
[info] - should parse it 1,000 times (13) (56 milliseconds)
[info] - should parse it 1,000 times (14) (49 milliseconds)
[info] - should parse it 1,000 times (15) (58 milliseconds)
[info] - should parse it 1,000 times (16) (54 milliseconds)
[info] - should parse it 1,000 times (17) (51 milliseconds)
[info] - should parse it 1,000 times (18) (60 milliseconds)
[info] - should parse it 1,000 times (19) (48 milliseconds)
[info] - should parse it 1,000 times (20) (44 milliseconds)
[info] Json4sNativeSpec:
[info] Json4sNative
[info] - should parse it 1,000 times (01) (359 milliseconds)
[info] - should parse it 1,000 times (02) (147 milliseconds)
[info] - should parse it 1,000 times (03) (128 milliseconds)
[info] - should parse it 1,000 times (04) (123 milliseconds)
[info] - should parse it 1,000 times (05) (122 milliseconds)
[info] - should parse it 1,000 times (06) (120 milliseconds)
[info] - should parse it 1,000 times (07) (135 milliseconds)
[info] - should parse it 1,000 times (08) (125 milliseconds)
[info] - should parse it 1,000 times (09) (165 milliseconds)
[info] - should parse it 1,000 times (10) (137 milliseconds)
[info] - should parse it 1,000 times (11) (119 milliseconds)
[info] - should parse it 1,000 times (12) (114 milliseconds)
[info] - should parse it 1,000 times (13) (117 milliseconds)
[info] - should parse it 1,000 times (14) (116 milliseconds)
[info] - should parse it 1,000 times (15) (132 milliseconds)
[info] - should parse it 1,000 times (16) (121 milliseconds)
[info] - should parse it 1,000 times (17) (121 milliseconds)
[info] - should parse it 1,000 times (18) (118 milliseconds)
[info] - should parse it 1,000 times (19) (122 milliseconds)
[info] - should parse it 1,000 times (20) (119 milliseconds)
[info] PlayJsonSpec:
[info] PlayJson
[info] - should parse it 1,000 times (01) (253 milliseconds)
[info] - should parse it 1,000 times (02) (48 milliseconds)
[info] - should parse it 1,000 times (03) (49 milliseconds)
[info] - should parse it 1,000 times (04) (53 milliseconds)
[info] - should parse it 1,000 times (05) (58 milliseconds)
[info] - should parse it 1,000 times (06) (49 milliseconds)
[info] - should parse it 1,000 times (07) (46 milliseconds)
[info] - should parse it 1,000 times (08) (46 milliseconds)
[info] - should parse it 1,000 times (09) (46 milliseconds)
[info] - should parse it 1,000 times (10) (53 milliseconds)
[info] - should parse it 1,000 times (11) (57 milliseconds)
[info] - should parse it 1,000 times (12) (43 milliseconds)
[info] - should parse it 1,000 times (13) (38 milliseconds)
[info] - should parse it 1,000 times (14) (45 milliseconds)
[info] - should parse it 1,000 times (15) (39 milliseconds)
[info] - should parse it 1,000 times (16) (38 milliseconds)
[info] - should parse it 1,000 times (17) (39 milliseconds)
[info] - should parse it 1,000 times (18) (41 milliseconds)
[info] - should parse it 1,000 times (19) (37 milliseconds)
[info] - should parse it 1,000 times (20) (38 milliseconds)
[info] ArgonautSpec:
[info] Argonaut
[info] - should parse it 1,000 times (01) (1 second, 334 milliseconds)
[info] - should parse it 1,000 times (02) (138 milliseconds)
[info] - should parse it 1,000 times (03) (134 milliseconds)
[info] - should parse it 1,000 times (04) (124 milliseconds)
[info] - should parse it 1,000 times (05) (119 milliseconds)
[info] - should parse it 1,000 times (06) (121 milliseconds)
[info] - should parse it 1,000 times (07) (114 milliseconds)
[info] - should parse it 1,000 times (08) (110 milliseconds)
[info] - should parse it 1,000 times (09) (115 milliseconds)
[info] - should parse it 1,000 times (10) (117 milliseconds)
[info] - should parse it 1,000 times (11) (116 milliseconds)
[info] - should parse it 1,000 times (12) (112 milliseconds)
[info] - should parse it 1,000 times (13) (111 milliseconds)
[info] - should parse it 1,000 times (14) (117 milliseconds)
[info] - should parse it 1,000 times (15) (113 milliseconds)
[info] - should parse it 1,000 times (16) (106 milliseconds)
[info] - should parse it 1,000 times (17) (104 milliseconds)
[info] - should parse it 1,000 times (18) (105 milliseconds)
[info] - should parse it 1,000 times (19) (102 milliseconds)
[info] - should parse it 1,000 times (20) (109 milliseconds)
[info] SpraySpec:
[info] Spray
[info] - should parse it 1,000 times (01) (935 milliseconds)
[info] - should parse it 1,000 times (02) (514 milliseconds)
[info] - should parse it 1,000 times (03) (491 milliseconds)
[info] - should parse it 1,000 times (04) (510 milliseconds)
[info] - should parse it 1,000 times (05) (484 milliseconds)
[info] - should parse it 1,000 times (06) (532 milliseconds)
[info] - should parse it 1,000 times (07) (492 milliseconds)
[info] - should parse it 1,000 times (08) (488 milliseconds)
[info] - should parse it 1,000 times (09) (477 milliseconds)
[info] - should parse it 1,000 times (10) (475 milliseconds)
[info] - should parse it 1,000 times (11) (520 milliseconds)
[info] - should parse it 1,000 times (12) (464 milliseconds)
[info] - should parse it 1,000 times (13) (491 milliseconds)
[info] - should parse it 1,000 times (14) (486 milliseconds)
[info] - should parse it 1,000 times (15) (496 milliseconds)
[info] - should parse it 1,000 times (16) (455 milliseconds)
[info] - should parse it 1,000 times (17) (469 milliseconds)
[info] - should parse it 1,000 times (18) (457 milliseconds)
[info] - should parse it 1,000 times (19) (473 milliseconds)
[info] - should parse it 1,000 times (20) (483 milliseconds)