Midgam conducted a poll of 502 people with a 4.4% margin of error for Channel 12 that was conducted and broadcast on Feb 17 2019.

Current Knesset seats in [brackets]

30 [30] Likud (Netanyahu)
18 [-–] Israel Resilience (Gantz) + Telem (Yaalon)
12 [11] Yesh Atid (Lapid)
10 [18] Labor (Gabbai)
07 [06] Yahadut Hatorah/UTJ
07 [03] Hayamin Hehadash (Bennett & Shaked)
07 [01] Taal (Tibi)
06 [07] Shas (Deri)
05 [12] The Joint (Arab) List
05 [10] Kulanu (Kahlon)
05 [05] Meretz (Zandberg)
04 [05] Yisrael Beitenu (Liberman)
04 [05] Bayit Yehudi (Peretz) + Tekuma (Smotrich)

Under 3.25% electoral threshold:

3.0% [–] Yachad (Eli Yishai) + Otzma (Ben Ari)
2.0% [01] Gesher (Orly Levy)
1.8% [06] Livni Party
0.8% [–] Zehut (Feiglin)
Below 1%: Eretz Chadasha (Eldad Yaniv), Green Leaf, Magen (Gal Hirsch), Achi Yisraeli (Adina Bar Shalom)

63 [66] Current Right-Religious Coalition+Y.B.
57 [54] Current Center-Left-Arab Opposition+Gantz-Y.B

Scenario Poll: Gantz + Lapid

Current Knesset seats in [brackets]

32 [11] Israel Resilience (Gantz) + Telem (Yaalon) + Yesh Atid (Lapid)
31 [30] Likud (Netanyahu)
08 [18] Labor (Gabbai)
07 [06] Yahadut Hatorah/UTJ
07 [03] Hayamin Hehadash (Bennett & Shaked)
07 [01] Taal (Tibi)
06 [07] Shas (Deri)
05 [12] The Joint (Arab) List
05 [05] Meretz (Zandberg)
04 [10] Kulanu (Kahlon)
04 [05] Yisrael Beitenu (Liberman)
04 [05] Bayit Yehudi (Peretz) + Tekuma (Smotrich)

Under 3.25% electoral threshold:

3.0% [–] Yachad (Eli Yishai) + Otzma (Ben Ari)
2.6% [01] Gesher (Orly Levy)
1.4% [–] Zehut (Feiglin)
1.1% [06] Livni Party
Below 1%: Eretz Chadasha (Eldad Yaniv), Green Leaf, Magen (Gal Hirsch), Achi Yisraeli (Adina Bar Shalom)

63 [66] Current Right-Religious Coalition+Y.B.
57 [54] Current Center-Left-Arab Opposition+Gantz-Y.B

Additional Question:

Who is more suited to serve as Prime Minister?

36% Netanyahyu, 31% Gantz, 22% Neither, 11% Don’t know