Collins vs. Swift in Stats

Here is what the Grizzlies get comparing stats.
Is this a gain, a loss or just a neutral sway?
I guess the answer will be in the motivation and effort he gives!
Full Stats onGriz Board here

Jason Collins      #35   Center - Forward  Injury note on Jan 30, 2008 (Bruised right knee)
									2007-08 Statistics
									PPG     1.3
									RPG     2.10
									APG    0.4
									EFF     + 2.54
									Born: Dec 2, 1978
									Height: 7-0 /  2,13
									Weight: 255  lbs. / 115,7  kg
									College: Stanford
									Years Pro: 6
Career Season Averages
Yr	G	GS	MPG	FG%	3P%	FT%	OFF	DEF	RPG	APG	SPG	BPG	TO	PF	PPG
07-08	41	22	16.0	0.426	0.000	0.353	0.8	1.3	2.1	0.4	0.3	0.2	0.54	2.60	1.3
Car	508	403	24.5	0.411	0.214	0.657	1.5	3.0	4.5	1.1	0.6	0.6	0.99	3.20	4.4

 

Stromile Swift      #4     Center - Forward
									2007-08 Statistics
									PPG     6.83
									RPG     3.70
									APG    0.6
									EFF     + 8.09
									Born: Nov 21, 1979
									Height: 6-10 /  2,08
									Weight: 220  lbs. / 99,8  kg.
									College: Louisiana State
									Years Pro: 7
Career Season Averages
Yr	G	GS	MPG	FG%	3P%	FT%	OFF	DEF	RPG	APG	SPG	BPG	TO	PF	PPG
07-08	35	4	15.7	0.525	0.000	0.642	1.3	2.4	3.7	0.6	0.3	1.0	1.11	2.10	6.8
Car	507	97	20.4	0.473	0.038	0.702	1.7	3.1	4.8	0.5	0.7	1.3	1.31	2.50	8.7