Polls III: Sukhumbhand Vs. Pongsapat

Updating with poll results from NIDA and Bangkok Poll 

Candidates 
Pol. Gen. Pongsapat Pongcharoen - Puea Thai Party 
M.R. Sukhumbhand Paribatra - Democrat Party 
Lt. Gen. Seripisut Temiyavet - Independent
Suharit Siamwalla - Independent
Kosit Sivinitjit - Independent

Bangkok University (Jan 21-23)
Pol. Gen. Pongsapat Pongcharoen 23.90%
M.R. Sukhumbhand Paribatra 23.60%
Lt. Gen. Seripisut Temiyavet 6.50% 
Suharit Siamwalla 1.00%
Kosit Sivinitjit 0.50%
Undecided 42.10%

NIDA (Jan 17-19) 
M.R. Sukhumbhand Paribatra 20.60%
Pol. Gen. Pongsapat Pongcharoen 19.13%
Lt. Gen. Seripisut Temiyavet 4.93% 
Suharit Siamwalla 1.13%
Kosit Sivinitjit 0.27%
Undecided 52.80%

NIDA (Dec 25-Jan 4) 

M.R. Sukhumbhand Paribatra 24.08%
Pol. Gen. Pongsapat Pongcharoen 17.52%
Lt. Gen. Seripisut Temiyavet 9.48%
Undecided 40.46%

NIDA (Dec 20-24) 
M.R. Sukhumband Paribatra  31.42%
Pol. Gen. Pongsapat Pongcharoen 25.36%
Undecided 28.55%

ABAC (BKK Jan 22-23)

Pol. Gen. Pongsapat Pongcharoen 41.8%
M.R. Sukhumbhand Paribatra  37.60%
Lt. Gen. Seripisut Temiyavet 14.3%

The survey noted that Pongsapat's poll numbers had risen from 32.1% before he became a candidate, while Sukhumbhand's had also risen from 31.7%. Assuming the result is from "decided voters", as no mention of undecideds 

ABAC (BKK & 16 provinces Dec 10-15)

Pol. Gen. Pongsapat Pongcharoen 32.10%
M.R. Sukhumbhand Paribatra  31.70%
Lt. Gen. Seripisut Temiyavet 9.48%
Khunying Sudarat Keyuraphan 12.80%
Korn Chantikwanij 6.90%
Other 2.00%

Democrat Party Election Committee (December 12-17)

M.R. Sukhumband Paribatra  35.00%
Pol. Gen. Pongsapat Pongcharoen 30.00%