Midgam conducted a poll of 504 people with a 4.5% margin of error that was broadcast by Channel 13 on Jan 13 2018. The poll was conducted on Jan 10-11 2018.
Current Knesset seats in [brackets]
25 [30] Likud
24 [11] Yesh Atid
16 [24] Zionist Union
12 [13] The Joint (Arab) List
11 [08] Bayit Yehudi
07 [10] Kulanu
07 [06] Yahadut Hatorah/UTJ
07 [06] Yisrael Beitenu
06 [07] Shas
05 [05] Meretz
00 [–-] Yachad, Yaalon, Zehut (as other) under threshold
63 [67] Current Right-Religious Coalition
57 [53] Current Center-Left-Arab Opposition
Scenario Poll: Yesh Atid and Kulanu run on a joint list:
Current Knesset seats in [brackets]
29 [21] Yesh Atid + Kulanu
25 [30] Likud
17 [24] Zionist Union
12 [13] The Joint (Arab) List
12 [08] Bayit Yehudi
07 [06] Yahadut Hatorah/UTJ
07 [06] Yisrael Beitenu
06 [07] Shas
05 [05] Meretz
00 [–-] Yachad, Yaalon, Zehut (as other) under threshold
Additional Questions:
Who is more suited to serve as Prime Minister?
BB vs Lapid: 42% Neither, 35% Netanyahu, 23% Lapid
BB vs Gabbay: 52% Neither, 33% Netanyahu, 15% Gabbay
Updated KnessetJeremy Polling Average – The Israeli Poll of Polls: https://knessetjeremy.com/knessetjeremy-polling-average-the-israeli-poll-of-polls/
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Anyway you look at it there seems no viable alternative to a religious/right wing government. The secular/central left bloc can not in any scenario get above 48.
The only chance of that changing is for Lapid to mend fences with the Charedim;