| key specs | 
| Capacity | 1.5 Ton | 1.5 Ton | 
| Star Rating | 3 Star | 3 Star | 
| Type | Window | Inverter Split | 
| Condenser Coil | Copper | Copper | 
| Power Requirement | AC 230 - 1 - 50V | AC 230V, 50Hz | 
| Dimensions | 66 cm x 43 cm x 70 cm | 94 cm x 27.5 cm x 20.5 cm | 
| Technology | Inverter AC | Flexicool Technology, 4-in-1 AC Technology | 
| Power Consumption | - | 1700 W | 
| general | 
| Brand | Carrier | Carrier | 
| Model | 1.5 Ton 3 Star Inverter Window AC (CIW19SC3R35F0) | 1.5 Ton 3 Star Inverter Split AC (Ester CAI18ES3R30F1) | 
| Model Name | CIW19SC3R35F0 | Ester CAI18ES3R30F1 | 
| Type | Window | Inverter Split | 
| Capacity | 1.5 Ton | 1.5 Ton | 
| Star Rating | 3 Star | 3 Star | 
| BEE Rating Year | 2025 | 2022 | 
| Colours | White | White | 
| Cooling Capacity | 5000 W | 5150 W | 
| Compressor | Variable Speed | DC Inverter Compressor | 
| Refrigerant | R32 | R - 32 | 
| Operating Modes | Auto off timer, Energy saving mode, Dry Mode, Turbo Mode, | Flexicool (50%, 75%, 100% Power), Auto Mode, Sleep Mode, Dry Mode | 
| Dehumidification | Yes | Yes | 
| Condenser Coil | Copper | Copper | 
| Remote Control | Yes | Yes | 
| Technology Used | Inverter AC | Flexicool Technology, 4-in-1 AC Technology | 
| Release date | - | December 28, 2021 | 
| Cooling and Heating | - | No | 
| dimensions | 
| Indoor W x H x D | 66 cm x 43 cm x 70 cm | 94 cm x 27.5 cm x 20.5 cm | 
| Indoor Unit Weight | 56 Kg | 10.3 kg | 
| Outdoor W x H x D | - | 78 cm x 54 cm x 25 cm | 
| Outdoor Unit Weight | - | 25.5 kg | 
| performance features | 
| Indoor Noise Level | High - 56 dB, Low - 56 dB | High - 42 dB, Low - 37 dB | 
| Indoor Temperature Indicator | Yes | Yes | 
| Cooling Coverage Area | 111 to 150 Square Feet sq ft | 111-150 sq.ft | 
| Turbo Mode | Yes | Yes | 
| ISEER | 3.2 W/W | 3.85 W/W | 
| Panel Display | - | Yes | 
| power features | 
| Power Requirement | AC 230 - 1 - 50V | AC 230V, 50Hz | 
| Operating Current | 7.6 Amperes | 8.2 A | 
| Power Consumption | - | 1700 W | 
| Other Power Features | - | Power Requirement Phase: 1 | 
| body and design features | 
| Evaporator Fin Type | Bare | Hydrophilic Coated Fins | 
| Condenser Fin Type | Anti corrosion Coating (Blue) | Hydrophilic Coated Fins | 
| Stepped Louvers | Yes | Yes | 
| air flow and filter features | 
| Air Flow Direction | 2 Way Air Direction | 2 Way Air Direction | 
| Other Air Flow Features | 4 Step Fan Speed | 4 Step Fan Speed | 
| Air Circulation | 480 CFM | 580 CFM | 
| Dust Filter | Yes | Yes | 
| Other Filter Features | Dust Filter | PM 2.5 Filter, HD Filter | 
| Auto Air Swing | - | No | 
| Anti-bacteria Filter | - | No | 
| Active Carbon Filter | - | No | 
| Deodorizing Filter | - | No | 
| remote control features | 
| Remote Control Weight | 0 g | - | 
| Battery Type | 2 | 2 | 
| Other Features | Auto off timer, Energy saving mode, Dry Mode, Turbo Mode, | Flexicool (50%, 75%, 100% Power), Auto Mode, Auto Swing, Follow Me, Auto Restart, My Mode (Favourite Mode) | 
| LED Backlit Buttons | - | No | 
| Night Glow Buttons | - | No | 
| convenience features | 
| Auto Restart | Yes | Yes | 
| Quiet Mode | Yes | No | 
| Timer | Yes | Yes | 
| Sleep Mode | Yes | Yes | 
| Emergency Operational Button | Yes | Yes | 
| Memory Feature | - | No | 
| Self Diagnosis | - | No | 
| warranty | 
| Warranty Summary | 1 Year warranty on Product, 10 (1+9) Years on Compressor | 1 Year warranty on Product, 5 (1+4) Years on PCB and 10 (1+9) Years on Compressor |