Comparison of Samsung refrigerator model specifications

#model,price ($),total capacity (cu ft), refrigerator capacity,freezer capacity,energy consumption (kWh/yr),product weight (lb) samsung_refrigerators = """ 28 cu. ft. 4-Door French Door Food Showcase Refrigerator,2499,27.8,15.7,8.3,720,390.21 28 cu. ft. 4-Door French Door Refrigerator,2099,28.15,18.9,8.35,722,403 25 cu. ft. French Door with External Water & Ice Dispenser,1599,24.6,16.6,8.0,637,307.5 23 cu. ft. Counter Depth 4-Door Flex™ Refrigerator with FlexZone™,2499,22.5,-,-,679,352.7 28 cu. ft. French Door Refrigerator with CoolSelect Pantry™,1899,28.07,18.9,8.93,725,326.284 28 cu. ft. 4-Door Flex™ Food Showcase Refrigerator with FlexZone™,2699,28.0,16.3,5.75,779,- 22 cu. ft. French Door Refrigerator,1199,21.8,14.8,7.0,630,251.3 22 cu. ft. Counter Depth 4-Door Flex™ Food Showcase Refrigerator with FlexZone™,2799,22,13.3,8.8,709,341.7 26 cu. ft. French Door with Filtered Ice Maker,1199,25.5,17.5,8.0,620,289.9 24 cu. ft. Capacity 3 -Door French Door Refrigerator with Family Hub™(2017),2399,24.2,16.2,8.0,720,334 28 cu. ft. 4-Door French Door with 21.5 in. Connected Touch Screen Family Hub™ Refrigerator,2899,27.7,15.6,8.3,745,370.4 26 cu. ft. French Door Refrigerator with Internal Filtered Water,1249,25.5,17.5,8.0,620,291 28 cu. ft. 3-Door French Door Food ShowCase Refrigerator,2099,27.8,18.9,8.93,724,370.377 25 cu. ft. 4-Door French Door Refrigerator,2199,24.73,13.98,7.32,687,339.51 25 cu. ft. Side-By-Side Refrigerator with LED Lighting,1049,24.52,15.72,8.8,695,253.5 22 cu. ft. Counter Depth 4-Door French Door Food Showcase Refrigerator,2599,22.4,12.8,6.5,663,390.21 22 cu. ft. Capacity Counter Depth 4-Door French Door Refrigerator with Family Hub™ Recessed Handles (2017),3099,22.2,12.5,6.6,662,350.5 22 cu. ft. Capacity Counter Depth 4-Door Flex™ Refrigerator with Family Hub™ (2017),4799,22,13.2,8.8,709,350.5 26 cu. ft. 3-Door French Door Refrigerator with CoolSelect Pantry™,1899,25.5,17.8,7.7,698,300.9 28 cu. ft. 4-Door Flex™ Refrigerator with FlexZone™,2399,28.1,16.6,11.5,780,337 22 cu. ft. Counter Depth 4-Door Flex™ with 21.5 in. Connected Touch Screen Family Hub™ Refrigerator,3599,22,13.2,8.8,709,341.7 23 cu. ft. French door Refrigerator,1999,22.5,15.7,6.8,699,297.62 22 cu. ft. Capacity Counter Depth 4-Door French Door Refrigerator with Family Hub™(2017),3499,22.2,12.5,6.6,662,354.9 28 cu. ft. Capacity 4-Door Flex™ Refrigerator with Family Hub™ (2017),4399,27.9,16.4,11.5,778,374.8 28 cu. ft. 4-Door Flex™ with 21.5 in. Connected Touch Screen Family Hub™ Refrigerator,3399,27.9,16.4,5.75,778,363.8 24.7 cu. ft. Side-by-Side Food ShowCase Refrigerator with Metal Cooling,1499,24.7,15.6,9.1,640,304.24 24.5 cu. ft. Side-By-Side Refrigerator with In-Door Ice Maker,1299,24.5,15.32,9.18,634,278.8 22 cu. ft. Counter Depth 4-Door French Door Food Showcase Refrigerator,2699,22.4,12.8,6.5,663,390.21 23 cu. ft. Counter Depth 4-Door Refrigerator with FlexZone™ Drawer,2199,22.6,13,6.46,665,346.1 22 cu. ft. Counter Depth Side-by-Side Food ShowCase Refrigerator with Metal Cooling,1999,21.5,14.3,7.2,635,354.944 18 cu. ft. Capacity Top Freezer Refrigerator with FlexZone™ and Automatic Ice Maker,749,17.6,12.7,4.9,448,180.7 22 cu. ft. Counter Depth Side-By-Side Refrigerator,1599,22.3,14.4,7.9,646,286.6 22 cu. ft. Counter Depth 4-Door French Door with 21.5 in. Connected Touch Screen Family Hub™ Refrigerator,2999,21.9,12.3,6.5,684,339.5 21 cu. ft. Capacity Top Freezer Refrigerator with FlexZone™,899,21.2,15.4,5.7,394,198.4 18 cu. ft. Counter Depth French Door Refrigerator,1249,17.5,11.8,5.72,594,220 23 cu. ft. Capacity Counter Depth 4-Door French Door Refrigerator,2299,22.6,12.9,6.6,633,341.7 23 cu. ft. French door Refrigerator,1999,22.5,15.7,6.8,699,297.62 18 cu. ft. Capacity Top Freezer Refrigerator with FlexZone™,649,17.6,12.7,4.9,364,178.6 23 cu. ft. Counter Depth 3-Door Food ShowCase Refrigerator,2299,22.5,15.61,6.87,699,326.3 23 cu. ft. French door Refrigerator,3299,22.5,15.7,6.8,609,297.62 29 cu. ft. Side-by-Side Food ShowCase Refrigerator with Metal Cooling,2999,28.5,18.4,10.1,709,385.809 20 cu. ft. French Door Refrigerator,1249,19.4,12.8,6.6,617,235.9 23 cu. ft. Capacity Counter Depth 4-Door French Door Refrigerator with Polygon Handles,2699,22.6,12.9,6.6,633,346.1 21 cu. ft. Capacity Top Freezer Refrigerator with FlexZone™ and Automatic Ice Maker,899,21.2,15.4,5.7,478,200.6 30 cu. ft. 4 Door French Door Refrigerator,2399,29.7,16.6,9,740,379.2 28 cu. ft. 3-Door french Door Food ShowCase Refrigerator,3399.99,27.8,18.9,8.93,724,370.377 23 cu ft. Capacity Counter Depth 4-Door French Door 36" Freestanding Chef Collection Refrigerator,3999,22.6,12.9,6.6,633,346.1 26 cu. ft. French Door Refrigerator with Twin Cooling Plus™,1799,25.5,17.6,7.9,620,271.2 21 cu ft. Capacity 3-Door French Door Panel Ready 36" Built-In Chef Collection Refrigerator,6999,21.3,14.5,6.8,549,518 24 cu ft. Capacity 4-Door French Door Panel Ready 42" Built-In Chef Collection Refrigerator,8999,23.5,16.8,6.7,629,617 28 cu. ft. French Door Refrigerator with CoolSelect Pantry™,2799,28.07,18.9,8.93,625,326.284 24.5 cu. ft. Side-By-Side Refrigerator with CoolSelect Zone™,1899,24.5,15.32,9.18,634,278.8 """ import numpy as np from sklearn.preprocessing import MinMaxScaler mms = MinMaxScaler() models, data, prices = [], [], [] rows = samsung_refrigerators.split('\n')[1:-1] for row in rows: model, price_dollar, total_capacity_cu_ft, refrigerator_capacity_cu_ft, freezer_capacity_cu_ft, energy_consumption_kwh_per_year, product_weight_lb = row.split(',') if '-' not in row.split(','): price_dollar, total_capacity_cu_ft, refrigerator_capacity_cu_ft, freezer_capacity_cu_ft, energy_consumption_kwh_per_year, product_weight_lb = tuple(map(float, [price_dollar, total_capacity_cu_ft, refrigerator_capacity_cu_ft, freezer_capacity_cu_ft, energy_consumption_kwh_per_year, product_weight_lb])) models.append(model) data.append([price_dollar, total_capacity_cu_ft, refrigerator_capacity_cu_ft, freezer_capacity_cu_ft, energy_consumption_kwh_per_year, product_weight_lb]) prices.append(price_dollar) data = np.array(data) dt = mms.fit_transform(data) # Maximal results are better results = (dt[:,1] * dt[:,2] * dt[:,3]) / (dt[:,4] * dt[:,5] * dt[:,0] + 10**-16) sorted_indices = np.argsort(results)[::-1] zipped = list(zip( np.take(results, sorted_indices), np.take(prices, sorted_indices), np.take(models, sorted_indices) ))[:5] print('Score\tPrice\tModel') print('\n'.join(['\t'.join(["%.2f\t$%d\t%s" % (res, price, model)]) for res, price, model in zipped])) """ Score Price Model 191.14 $899 21 cu. ft. Capacity Top Freezer Refrigerator with FlexZone™ 45.27 $899 21 cu. ft. Capacity Top Freezer Refrigerator with FlexZone™ and Automatic Ice Maker 28.83 $1049 25 cu. ft. Side-By-Side Refrigerator with LED Lighting 24.03 $1199 26 cu. ft. French Door with Filtered Ice Maker 21.81 $1249 26 cu. ft. French Door Refrigerator with Internal Filtered Water """

When we consder characteristics like total capacity, refrigerator capacity, freezer capacity, energy consumption, weight and price across all 50 models, "21 cu. ft. Capacity Top Freezer Refrigerator with FlexZone™" seems to have the most favorable ones. We can also notice on several occasions that refrigerators having ice makers tend to be less energy-efficient than the equivalent models not having them.