Cason Wallace has the lowest defensive rating by a guard this season, with a 103.0 rating.

Interpreted as:

best defensive rating with a minimum of 2000 minutes played per 82 team games by guards this regular season

	NAME	DRTG	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	Cason Wallace C. Wallace	103.0	2025-26	OKC	17	28.6	8.6	2.8	2.5	2.4	0.3	3.2	7.6	42.3	1.6	4.3	37.0	0.6	0.6	90.9	54.5	0.8	2.1	1.2	486	147	48	42	40	5	20	40	+186
2	Ajay Mitchell A. Mitchell	103.8	2025-26	OKC	18	27.7	16.1	3.7	3.8	1.8	0.3	5.8	12.7	46.1	1.2	3.6	33.8	3.2	3.6	89.2	56.5	0.7	3.0	1.8	499	290	66	69	32	6	33	41	+178
3	Shai Gilgeous-Alexander S. Gilgeous-Alexander	104.4	2025-26	OKC	18	33.1	32.2	4.9	6.6	1.5	0.8	10.8	19.9	54.3	2.2	5.4	41.2	8.3	9.3	89.8	67.1	0.6	4.3	1.8	595	580	88	119	27	15	32	32	+260
4	Stephon Castle S. Castle	111.2	2025-26	SAS	13	32.0	17.3	5.8	7.5	1.7	0.4	5.9	11.9	49.7	0.9	3.8	24.0	4.5	6.5	69.4	58.5	1.5	4.3	4.0	416	225	76	98	22	5	52	47	+60
5	Luka Dončić L. Dončić	111.3	2025-26	LAL	13	37.2	35.2	8.8	9.2	1.9	0.5	10.8	23.1	47.0	3.7	11.1	33.3	9.8	12.4	78.9	61.6	0.8	7.9	4.2	484	457	114	120	25	7	54	35	+69
6	Dyson Daniels D. Daniels	112.0	2025-26	ATL	19	32.9	9.9	6.4	5.7	2.2	0.4	4.4	9.1	48.6	0.3	1.4	19.2	0.8	1.3	64.0	51.4	2.2	4.2	2.3	626	189	121	109	41	8	43	48	+65
7	Cade Cunningham C. Cunningham	112.6	2025-26	DET	14	36.4	27.1	6.0	9.6	1.3	0.7	9.6	21.6	44.4	1.8	6.3	28.4	6.2	7.6	82.1	54.5	1.2	4.8	3.6	509	380	84	135	18	10	50	52	+95
8	Anthony Edwards A. Edwards	112.7	2025-26	MIN	13	32.3	27.8	4.5	3.5	1.6	0.7	9.4	19.8	47.5	3.2	8.5	38.2	5.8	6.9	83.3	60.9	0.9	3.6	2.5	420	361	59	46	21	9	33	24	+55
9	Anthony Black A. Black	112.9	2025-26	ORL	19	27.2	12.8	2.9	2.7	1.4	0.6	4.7	9.6	48.9	1.2	3.5	34.8	2.3	3.3	69.4	58.3	0.5	2.4	2.1	516	244	55	52	27	11	39	50	+12
10	Immanuel Quickley I. Quickley	113.2	2025-26	TOR	18	31.7	15.5	4.8	6.1	1.3	0.1	5.6	12.1	46.1	2.4	6.4	37.9	1.9	2.5	77.8	58.9	0.4	4.3	1.6	571	279	86	109	24	1	29	40	+73
11	Derrick White D. White	113.2	2025-26	BOS	17	33.1	15.4	4.0	5.2	1.7	1.3	5.3	15.0	35.3	2.5	8.4	30.3	2.2	2.7	82.6	47.4	0.9	3.1	1.4	562	261	68	89	29	22	23	32	+58
12	Brandin Podziemski B. Podziemski	113.7	2025-26	GSW	19	28.1	12.1	4.6	2.9	1.3	0.3	4.2	9.6	43.4	1.8	4.7	38.2	2.0	2.6	77.6	56.5	0.5	4.1	1.3	534	230	87	55	24	5	24	40	+26
13	Donovan Mitchell D. Mitchell	113.8	2025-26	CLE	17	34.0	29.9	4.8	5.5	1.4	0.4	10.2	20.4	50.3	3.9	10.3	38.3	5.5	6.6	83.2	64.3	0.8	3.9	3.2	578	509	81	93	24	6	55	38	+110
14	Josh Hart J. Hart	114.1	2025-26	NYK	15	26.9	9.7	7.0	4.7	0.9	0.3	3.7	7.9	47.5	1.1	3.3	34.7	1.1	1.5	72.7	56.8	1.7	5.3	1.9	403	145	105	70	14	5	29	38	+4
15	Collin Gillespie C. Gillespie	114.2	2025-26	PHX	18	25.5	11.6	4.1	4.9	1.2	0.3	4.0	9.4	42.4	2.6	6.2	41.1	1.1	1.3	82.6	58.0	1.0	3.1	1.6	459	209	74	89	21	6	28	26	+81
16	Davion Mitchell D. Mitchell	114.2	2025-26	MIA	18	30.1	10.3	2.9	7.3	1.3	0.1	4.1	8.1	51.0	1.1	2.8	38.0	1.0	1.7	60.0	58.5	0.4	2.4	1.5	542	185	52	132	23	1	27	52	+59
17	Max Christie M. Christie	114.4	2025-26	DAL	19	29.9	12.8	3.6	2.2	0.5	0.5	4.4	8.9	49.1	2.6	5.5	47.6	1.4	1.8	79.4	66.0	0.1	3.5	1.3	568	243	68	42	10	10	24	35	-46
18	Devin Vassell D. Vassell	114.5	2025-26	SAS	16	33.2	13.9	3.6	2.6	1.1	0.4	4.9	12.2	40.5	2.5	6.9	36.4	1.5	1.8	82.8	53.4	0.4	3.3	1.3	531	222	58	41	18	7	20	35	+109
19	Stephen Curry S. Curry	114.5	2025-26	GSW	15	30.9	28.8	3.5	3.9	1.4	0.5	9.5	19.8	47.8	4.9	12.2	39.9	5.0	5.5	91.5	64.8	0.3	3.3	2.9	464	432	53	59	21	7	43	31	+23
20	Donte DiVincenzo D. DiVincenzo	114.7	2025-26	MIN	17	31.2	13.8	3.9	3.4	1.2	0.5	4.2	10.2	41.6	3.1	7.9	38.8	2.3	2.6	86.7	60.9	0.8	3.1	1.5	530	235	66	58	20	8	25	39	+113
21	Jamal Murray J. Murray	115.4	2025-26	DEN	16	35.1	23.2	4.6	6.8	1.1	0.3	8.4	17.7	47.7	2.8	7.1	38.6	3.6	4.0	89.1	59.6	0.4	4.2	2.3	562	371	74	108	18	5	37	26	+115
22	Austin Reaves A. Reaves	115.7	2025-26	LAL	14	36.3	27.9	5.7	7.0	1.4	0.1	8.6	17.2	49.8	2.4	7.6	31.8	8.3	9.4	87.9	65.2	0.9	4.9	3.2	508	390	80	98	20	1	45	35	+98
23	Cedric Coward C. Coward	116.1	2025-26	MEM	18	26.4	13.8	5.8	2.8	0.7	0.3	4.6	9.9	46.4	1.8	4.8	38.4	2.7	3.1	87.5	60.9	1.5	4.3	1.2	476	248	105	50	13	6	22	35	+13
24	Desmond Bane D. Bane	116.4	2025-26	ORL	19	32.4	17.3	4.3	4.6	0.8	0.3	6.2	14.2	43.3	1.6	4.9	33.3	3.4	3.6	92.8	54.8	1.2	3.2	2.3	615	329	82	88	15	5	43	59	+64
25	Josh Giddey J. Giddey	116.6	2025-26	CHI	15	34.1	20.5	9.9	9.5	1.0	0.5	7.1	15.3	46.3	1.7	4.5	38.8	4.6	6.1	75.8	57.1	1.5	8.3	3.6	511	307	148	142	15	7	54	32	-29