Table 1. Photovoltaic performance of the perovskite devices employed with the best performing doped small molecule-based HTMs sorted by PCE of the champion device.

ID	J sc (mA cm–2)	V oc (V)	FF	PCE (%)	Ref. PCE a (%)	Lit. ref.
KR216	22.3	1.023	0.77	17.8	18.4	108
V950	22.5	1.07	0.74	17.8	18.6	120
LD29	22.02	1.11	0.75	18.04	18.25	129
PPyra-TXA d	20.6	1.10	0.797	18.06	16.15	99
TTPA-DBQT	22.23	1.09	0.744	18.08	17.96	148
TTPA-BDT	23.0	1.07	0.736	18.1	17.7	145
ATT-OMe	21.75	1.07	0.781	18.13	17.80	146
H16	23.28	1.108	0.704	18.16	18.27	131
BTT-5	22.50	1.10	0.733	18.17	18.9	143
BTF-1	21.31	1.106	0.772	18.2	18.0	144
BTT-3	21.9	1.065	0.767	18.2	18.1	142
dly-2	23.24	1.039	0.755	18.23	19.59	115
V1050 d	22.0	1.05	0.795	18.3	18.9	119
KR131	20.7	1.145	0.77	18.3	17.9	122
CZ-TA d	21.66	1.044	0.81	18.32	18.28	125
HL-2	21.30	1.09	0.79	18.34	18.77	126
V885	22.09	1.107	0.757	18.45	18.79	118
Dispiro-OBuTAD d	22.79	1.08	0.75	18.46	17.82	104
F33 d	21.01	1.11	0.79	18.48	16.26	114
EH44 e	21.71	1.091	0.779	18.5	19.6	128
BTSe-1	21.88	1.065	0.795	18.5	18.0	144
JY6 d	21.39	1.066	0.81	18.54	16.24	113
Spiro-I	24.67	1.06	0.71	18.57	19.17	102
V1056	22.1	1.07	0.79	18.7	20.2	121
TTA3	22.18	1.153	0.733	18.76	18.77	147
NDT d	23.47	1.11	0.74	18.78	18.05	130
CuPc	22.6	1.07	0.775	18.8	20.5	141
PZn-2FTPA d	22.21	1.125	0.754	18.85	19.23	139
V911	22.4	1.103	0.763	18.86	18.79	118
SGT-405	22.93	1.046	0.786	18.87	17.71	111
X36	23.7	1.06	0.76	18.9	18.34	100
V885	22.43	1.104	0.764	18.92	18.79	118
BTT-4	23.04	1.090	0.753	18.97	18.9	143
Si-OMeTPA b	23.08	1.07	0.771	19.06	17.47	107
Z30	23.53	1.114	0.73	19.17	19.66	134
KR374	23.15	1.092	0.762	19.26	19.54	110
Py-OMe	22.82	1.11	0.761	19.28	18.57	116
POZ10	23.1	1.1	0.762	19.4	19.7	136
AZ2	22.94	1.14	0.746	19.4	19.1	132
DDOF	22.37	1.101	0.79	19.4	18.8	105
WT3	22.6	1.095	0.785	19.44	18.62	140
V859	23.3	1.120	0.75	19.47	18.25	137
HTM-FX d	—	—	—	19.5	20.4	94
XPP c , d	23.18	1.12	0.75	19.5	16.5	97
P1	23.184	1.118	0.761	19.8	19.9	138
H11	24.2	1.150	0.71	19.8	18.9	109
X59	23.4	1.13	0.73	19.8	20.8	96
IDIDF	23.6	1.06	0.792	19.8	16.8	124
X60	24.2	1.14	0.71	19.84	—	93
V862	22.5	1.139	0.77	19.96	18.25	137
Z26	23.59	1.132	0.75	20.1	20.6	133
SCZF-5 d	24.40	1.11	0.74	20.1	19.11	103
V1091 d	22.5	1.11	0.81	20.2	20.2	121
FDT	22.7	1.148	0.76	20.2	19.7	98
G2 d	23.52	1.13	0.76	20.2	19.25	106
X26	24.3	1.11	0.75	20.2	18.34	100
EDOT-Amide-TPA d	22.7	1.16	0.77	20.3	19.7	135
TAT-tBuSty d	22.1	1.15	0.8	20.3	20.3	123
OMe-TATPyr d	23.3	1.10	0.806	20.6	18.4	117
HTM-FX' d	—	—	—	20.8	20.4	94
X55	23.4	1.15	0.77	20.8	18.8	101
DM	24.91	1.144	0.812	23.2	21.3	95

^aSpiro-OMeTAD or PTAA was used as the reference in most of the cases.

^bp–i–n device architecture.

^c tBP-free composition.

^dPlanar device architecture.

^eLiTFSI-free composition.