James Harden has posted the most points in a game versus the Heat, with 58 points on February 28, 2019.

Interpreted as:

most points by a player in a regular-season game against heat

	NAME	PTS	DATE	TM		OPP	MIN	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	James Harden J. Harden	58	2/28/2019	HOU	vs	MIA	44	7	10	4	1	16	32	50.0	8	18	44.4	18	18	100.0	72.6	2	5	4	1	+10
2	Willie Burton W. Burton	53	12/13/1994	PHI	vs	MIA	43	8	3	1	2	12	19	63.2	5	8	62.5	24	28	85.7	84.6	4	4	1	2
3	Isaiah Thomas I. Thomas	52	12/30/2016	BOS	vs	MIA	37	2	0	1	0	15	26	57.7	9	13	69.2	13	13	100.0	82.0	1	1	2	2	+10
4	Jamal Crawford J. Crawford	52	1/26/2007	NYK	vs	MIA	39	3	1	2	0	20	30	66.7	8	10	80.0	4	4	100.0	81.9	2	1	3	2	+27
5	LeBron James L. James	51	11/18/2018	LAL	@	MIA	38	8	3	2	1	19	31	61.3	6	8	75.0	7	10	70.0	72.0	1	7	2	3	+20
6	Vince Carter V. Carter	51	12/23/2005	NJN	@	MIA	44	8	4	0	0	13	25	52.0	2	5	40.0	23	24	95.8	71.7	2	6	2	3	+16
7	Alex English A. English	51	3/10/1989	DEN	@	MIA	51	3	9	2	0	24	35	68.6	0	0		3	4	75.0	69.4	1	2	3	5
8	Trae Young T. Young	50	2/20/2020	ATL	vs	MIA	40	2	8	2	1	12	25	48.0	8	15	53.3	18	19	94.7	74.9	0	2	7	4	+10
9	Carmelo Anthony C. Anthony	50	4/2/2013	NYK	@	MIA	40	2	2	1	1	18	26	69.2	7	10	70.0	7	8	87.5	84.7	0	2	0	3	+15
10	Michael Jordan M. Jordan	50	11/6/1996	CHI	@	MIA	40	6	0	1	1	18	33	54.5	1	2	50.0	13	14	92.9	63.8	1	5	0	1	+9
11	Jayson Tatum J. Tatum	49	11/30/2022	BOS	vs	MIA	39	11	3	2	0	15	25	60.0	8	12	66.7	11	12	91.7	80.9	1	10	1	3	+29
12	Damian Lillard D. Lillard	49	3/19/2017	POR	@	MIA	36	1	5	0	1	14	21	66.7	9	12	75.0	12	12	100.0	93.2	0	1	3	1	+14
13	LeBron James L. James	47	4/1/2006	CLE	vs	MIA	45	12	9	2	0	16	25	64.0	2	6	33.3	13	14	92.9	75.4	4	8	4	3	+13
14	LeBron James L. James	47	3/12/2006	CLE	@	MIA	45	7	4	0	1	11	27	40.7	1	6	16.7	24	28	85.7	59.8	2	5	5	2	-7
15	Gilbert Arenas G. Arenas	47	12/30/2005	WAS	vs	MIA	42	7	8	0	0	15	29	51.7	4	9	44.4	13	14	92.9	66.8	3	4	3	6	-9
16	Michael Jordan M. Jordan	47	4/1/1990	CHI	vs	MIA	41	6	7	3	3	20	29	69.0	1	2	50.0	6	9	66.7	71.3	2	4	5	2
17	RJ Barrett	46	2/25/2022	NYK	vs	MIA	38	9	2	0	0	13	22	59.1	6	11	54.5	14	22	63.6	72.6	0	9	3	5	-3
18	Paul Millsap P. Millsap	46	11/9/2010	UTA	@	MIA	43	9	1	1	1	19	28	67.9	3	3	100.0	5	7	71.4	74.0	4	5	1	4	+2
19	Mikal Bridges M. Bridges	45	2/15/2023	BKN	vs	MIA	36	8	5	2	2	17	24	70.8	4	6	66.7	7	7	100.0	83.1	3	5	3	1	+15
20	Joel Embiid J. Embiid	45	1/12/2021	PHI	vs	MIA	39	16	4	5	1	16	23	69.6	0	3	0.0	13	13	100.0	78.3	2	14	4	2	+4
21	Anthony Davis A. Davis	45	2/23/2018	NOP	vs	MIA	41	17	2	5	5	17	34	50.0	1	6	16.7	10	11	90.9	57.9	4	13	2	2	-3
22	Allen Iverson A. Iverson	45	11/27/2006	PHI	@	MIA	48	1	4	3	0	17	37	45.9	0	3	0.0	11	12	91.7	53.2	0	1	3	2	-12
23	Allen Iverson A. Iverson	45	1/24/2005	PHI	vs	MIA	44	2	10	4	0	13	30	43.3	1	3	33.3	18	19	94.7	58.7	0	2	1	1	+11
24	Karl-Anthony Towns K. Towns	44	10/30/2024	NYK	@	MIA	39	13	2	0	0	17	25	68.0	4	5	80.0	6	6	100.0	79.6	3	10	2	5	+15
25	Tyrese Haliburton T. Haliburton	44	11/30/2023	IND	@	MIA	40	2	10	3	1	15	28	53.6	6	16	37.5	8	12	66.7	66.1	0	2	2	0	-6