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Pioneer YN Series (YN018GMSI24RPG)

Ranked #18 of 60 in Best mid-capacity mini-split heat pumps, ranked on official ENERGY STAR specs. Here is every spec we scored, where it came from, and how it compares.

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#18

Pioneer YN Series (YN018GMSI24RPG)

Best for: Official 16,000 Btu/h official cooling, 23.8 official SEER2

7.0/10

What we like

  • Official ENERGY STAR record lists 23.8 SEER2.
  • Official ENERGY STAR record lists 13.5 HSPF2.
  • Official ENERGY STAR record lists a cold-climate designation.

Watch out for

  • Official ratings are for the certified outdoor and indoor combination shown; a different official indoor head can change the certified figures.

Score breakdown

Official SEER2 30%
Official HSPF2 25%
Official EER2 20%
Official COP at 5°F 25%
Official SEER223.8
Official HSPF213.5
Official EER212.5
Official COP at 5°F2.16
Official ENERGY STAR unique ID4,520,519
Official outdoor unit model numberYN018GMSI24RPG
Official indoor unit model numberFB018GMSILDFHG
Official series nameYN Series
Official product typeHP - Mini or Multi Split
Official cooling capacity16,000 Btu/h
Official heating capacity at 47°F17,000 Btu/h
Official heating capacity at 17°F14,100 Btu/h
Official heating capacity at 5°F13,100 Btu/h
Official cold-climate designationYes
Official ENERGY STAR Most Efficient 2025Yes
Official refrigerant typeR-454B
Official AHRI reference number218010990
Official ENERGY STAR date certified01/14/2026
PriceCheck price

Pioneer YN Series (YN018GMSI24RPG) head-to-head

Fujitsu AIRSTAGE H-Series (AOUH15KTAP1)
9.6/10
#1 · Official 14,500 Btu/h official cooling, 28.7 official SEER2
Carrier 45M Series (37MPRAQ18AA3)
8.6/10
#2 · Official 18,000 Btu/h official cooling, 25.8 official SEER2
Blueridge BMS Series (BMS1826SHYC)
8.5/10
#3 · Official 18,000 Btu/h official cooling, 25.6 official SEER2
Hitachi airCore700 (PAS-18BUFASDQ1-LAC)
8.5/10
#4 · Official 18,000 Btu/h official cooling, 27 official SEER2
Midea MSE Series (MO1SS-H18B-2A)
8.5/10
#5 · Official 18,000 Btu/h official cooling, 25.6 official SEER2
Senville SENE Series (SENE-18EL-IHH)
8.5/10
#6 · Official 18,000 Btu/h official cooling, 25.6 official SEER2
Senville SENE Series (SENE-18EL-OH)
8.5/10
#7 · Official 18,000 Btu/h official cooling, 25.6 official SEER2
Carrier 38MP-series (38MPRBQ18AA3)
8.4/10
#8 · Official 18,000 Btu/h official cooling, 26.3 official SEER2
Goodman MSH Series (MSH183G26MCAA)
8.4/10
#9 · Official 18,000 Btu/h official cooling, 26.3 official SEER2
Midea DLC-series (DLCPRBH18AAK)
8.4/10
#10 · Official 18,000 Btu/h official cooling, 26.3 official SEER2
Fujitsu AIRSTAGE H-Series (AOUH15KZAH1)
8.2/10
#11 · Official 14,500 Btu/h official cooling, 27.5 official SEER2
Hitachi airCore700 (PAS-18BUFASDQ1)
8.0/10
#12 · Official 18,000 Btu/h official cooling, 25 official SEER2
York airCore700 (YPAS18BUFASDQ1)
8.0/10
#13 · Official 18,000 Btu/h official cooling, 25 official SEER2
Goodman MST Series (MST183G32MHAA)
7.6/10
#14 · Official 19,000 Btu/h official cooling, 27 official SEER2
Samsung DVM S Mini (AM024HCMDCG)
7.4/10
#15 · Official 24,000 Btu/h official cooling, 26 official SEER2
Hisense Hi-PRO (AO-15U3T25P)
7.0/10
#16 · Official 15,000 Btu/h official cooling, 25.6 official SEER2
Hisense Hi-PRO (AO-15U3T26P2)
7.0/10
#17 · Official 15,000 Btu/h official cooling, 25.6 official SEER2
Mitsubishi Electric M-Series (MUZ-FX15NLHZ)
6.9/10
#19 · Official 15,000 Btu/h official cooling, 25.9 official SEER2
Mitsubishi Electric M-Series (MUZ-FX15NLHZ2)
6.9/10
#20 · Official 15,000 Btu/h official cooling, 25.9 official SEER2
York Y800 (YRACXJ12WHAA)
6.9/10
#21 · Official 12,500 Btu/h official cooling, 25 official SEER2
Napoleon NDH series (NDHAS22-18-O)
6.7/10
#22 · Official 18,000 Btu/h official cooling, 24 official SEER2
Della 048-TPH-MODU-1D3
6.6/10
#23 · Official 20,000 Btu/h official cooling, 27 official SEER2
LG KUSAL151A
6.5/10
#24 · Official 15,000 Btu/h official cooling, 25 official SEER2
LG KUSAL152A
6.5/10
#25 · Official 15,000 Btu/h official cooling, 25 official SEER2
ACIQ ES Series (ES-18Z-M3C)
6.4/10
#26 · Official 18,000 Btu/h official cooling, 25.1 official SEER2
Bosch BMS Series (BMS500-AAM018-1CSXRD)
6.4/10
#27 · Official 18,000 Btu/h official cooling, 25.1 official SEER2
Cooper & Hunter CH Series (CH-R18MES-230VO)
6.4/10
#28 · Official 18,000 Btu/h official cooling, 25.1 official SEER2
MRCOOL MULTI Series (MULTI3-18HP230C-O)
6.4/10
#29 · Official 18,000 Btu/h official cooling, 25.1 official SEER2
ACIQ ACIQ Series (ACIQ-18Z-HH-M3C)
6.3/10
#30 · Official 19,000 Btu/h official cooling, 25 official SEER2
Bosch BMS Series (BMS500-AAM018-1CSXHD)
6.3/10
#31 · Official 19,000 Btu/h official cooling, 25 official SEER2
Cooper & Hunter CH Series (CH-RVHP19M-230VO)
6.3/10
#32 · Official 19,000 Btu/h official cooling, 25 official SEER2
Napoleon NDH Series (NDHAMBB-18-O)
6.3/10
#33 · Official 19,000 Btu/h official cooling, 25 official SEER2
Panasonic Multi Zone (CU-3Z22ABUC)
6.3/10
#34 · Official 22,000 Btu/h official cooling, 24.5 official SEER2
Toshiba Carrier RAV-BP241AT2P-UL
6.3/10
#35 · Official 24,000 Btu/h official cooling, 24.2 official SEER2
Toshiba Carrier RAV-BP181AT2P-UL
6.2/10
#36 · Official 18,000 Btu/h official cooling, 25.5 official SEER2
Gree Airy (GS18HP230V1RYO)
6.1/10
#37 · Official 18,000 Btu/h official cooling, 27.5 official SEER2
Gree AIRY18HP230V1AO
6.1/10
#38 · Official 18,000 Btu/h official cooling, 27.5 official SEER2
Tosot Airy (TW18HAY32A1DO)
6.1/10
#39 · Official 18,000 Btu/h official cooling, 27.5 official SEER2
Tosot Airy (TW18HAY32A1DOC)
6.1/10
#40 · Official 18,000 Btu/h official cooling, 27.5 official SEER2
Blueridge XS4 (BXS6Z24UC0)
5.8/10
#41 · Official 22,000 Btu/h official cooling, 27 official SEER2
Haier Arctic (1U18EH2HE)
5.8/10
#42 · Official 17,800 Btu/h official cooling, 23 official SEER2
Panasonic Multi Zone (CU-4Z24BBUC)
5.8/10
#43 · Official 24,000 Btu/h official cooling, 24 official SEER2
Pioneer Quantum Ultra Multi (YN020GLSI24M2G)
5.5/10
#44 · Official 18,000 Btu/h official cooling, 24 official SEER2
Lennox M series (MPC018S4S-1P)
5.4/10
#45 · Official 18,000 Btu/h official cooling, 23.5 official SEER2
Lennox M series (MPC024S4M-1P)
5.4/10
#46 · Official 24,000 Btu/h official cooling, 24.6 official SEER2
Della 048-TCQ-MODU-1D2
5.2/10
#47 · Official 18,000 Btu/h official cooling, 25 official SEER2
GE Appliances Altitude Multi (3G24AD2BE)
4.6/10
#48 · Official 24,000 Btu/h official cooling, 24 official SEER2
GE Appliances Endure Multi (3G24ED2BE)
4.6/10
#49 · Official 24,000 Btu/h official cooling, 23 official SEER2
Haier Flexfit Multi (3Q24FF2BE)
4.6/10
#50 · Official 24,000 Btu/h official cooling, 24 official SEER2
Trane 25 Series (4TXK2524A10N0)
4.6/10
#51 · Official 22,000 Btu/h official cooling, 24 official SEER2
MRCOOL TruInverter (AEPLMHV22S1831B1A)
4.5/10
#52 · Official 18,000 Btu/h official cooling, 24 official SEER2
Rheem Classic Plus (RO3HFZ24AJ1H)
4.5/10
#53 · Official 22,000 Btu/h official cooling, 20 official SEER2
Trane 38 Series (4TXK3818A10NU)
4.5/10
#54 · Official 18,000 Btu/h official cooling, 22 official SEER2
Samsung AC018DXADCG
4.4/10
#55 · Official 18,000 Btu/h official cooling, 23.8 official SEER2
Rheem Classic Plus (RO2HFZ18AJ1H)
4.2/10
#56 · Official 18,000 Btu/h official cooling, 21.5 official SEER2
Friedrich Pro (FPHSR18A3A-A)
4.0/10
#57 · Official 18,000 Btu/h official cooling, 22.5 official SEER2
Friedrich Pro (FPHSR18A3A)
4.0/10
#58 · Official 18,000 Btu/h official cooling, 22.5 official SEER2
Daikin Standard Multi (2MXM18AVJU)
3.8/10
#59 · Official 17,200 Btu/h official cooling, 21 official SEER2
Daikin Standard Multi (2MXM18AVJU8)
3.8/10
#60 · Official 17,200 Btu/h official cooling, 21 official SEER2