This Product
Knox Gear 48 Quart
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Read the Review
Read the Review
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Read the Review
Awards  Editors' Choice Award Top Pick Award  Best Buy Award 
Price $150 List$1,100 List$1,000 List$529.00 at Amazon$464 List
Overall Score Sort Icon
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79
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66
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Pros Easy to use, has wheels, cool cord storage, energy efficient, relatively inexpensiveExcellent temperature control, energy efficient, large capacity, extremely sturdy, full of useful featuresEnergy efficient, good features, super durable, long DC cordExcellent low energy mode, long cord, good temperature range and control, useful baskets, less expensiveVery energy efficient, relatively inexpensive, impressive minimum temperature, surprisingly lightweight, long cord
Cons Short cords, doesn’t reach very cold/hot temperatures, still need to use iceExpensive, relatively short cords, no energy-saving modeUnimpressive minimum temperature, heavy for its size, relatively loudHeavy, small capacity, control panel on backNot durable, takes a long time to cool, insulation not great, fairly loud
Bottom Line Very user-friendly and portable, though you won’t get away from needing iceControl, efficiency, and ruggedness built to last the yearsSuper durable and energy efficient, though a bit loud and with no subzero tempsA pretty good, albeit heavy, cooler for lessSpend less on this solid performing cooler
Rating Categories Knox Gear 48 Quart Dometic CFX 50W Engel Platinum MT35 Whynter FM-45G Costway 54
Temperature Control (25%)
4
9
6
8
8
Insulation (25%)
3
8
8
8
5
Energy Consumption (20%)
6
7
9
7
8
Ease Of Use (15%)
6
8
6
7
5
Portability (10%)
9
6
6
3
7
Features (5%)
6
8
6
5
6
Specs Knox Gear 48 Quart Dometic CFX 50W Engel Platinum MT35 Whynter FM-45G Costway 54
Minimum Temperature Achieved (F) 52.7ºF with contents
37.8ºF empty
-8.9ºF 5.5ºF -5.8ºF -8.9ºF
Temperature Increase in 36 Hours Unplugged (F) 11.5ºF 20.7ºF 18.9ºF 21.6ºF 27.9ºF
Power Draw in Watts (cooling) 46.1 W 51.8 W 31.7 W 65.5 W
35.5 (low)
50.0 W
38.9 W (eco)
Power Draw in Watts (steady) N/A 0.8 W 1.1 W 0.8 W 1.0 W
Power Draw in Watts (heating) 39.0 W N/A N/A N/A N/A
Voltage Use (cooling) 11.90 V 13.26 V 13.85 V 13.39 V 13.47 V
Amperage Use (cooling) 3.88 A 3.89 A 2.30 A 4.91 A 3.72 A
Minutes to Cool (according to display) N/A 16 min 52 min 145 min 80 min
Hours to Cool (measured) >12 hrs 5.5 hrs 16 hrs 8 hrs 9.5 hrs
Maximum Temperature Achieved (F) 103.1ºF N/A N/A N/A N/A
Temperature Accuracy (diff btwn display and actual) N/A +/- 3.0ºF +/- 2.5ºF +/- 1.6ºF +/- 3.8ºF
Weight 14.4 lb 46.4 lb 47.8 lb 54.6 lb 34 lb
Claimed Capacity (volume) 45.4 L
48 quarts
46 L
48.6 quarts
32 L
34 quarts
42.5 L
45 quarts
51.1 L
54 quarts
Measured Capacity (volume) 41.9 L
44.3 quarts
54.2 L
51.3 quarts
27.5 L
29 quarts
42.4 L
40.1 quarts
49.1 L
51.8 quarts
Capacity (cans) 57 cans 86 cans 38 cans 58 cans 72 cans
Method of Cooling Thermoelectric 12V compressor 12V compressor 12V compressor 12V compressor
Advertised Achievable Temperature Range (F) 40ºF to 130ºF -8ºF to 50ºF 0ºF to 50ºF -8ºF to 50ºF -4ºF to 50ºF
Acceptable Ambient Temperature Range (F) Not specified 61ºF to 109ºF
(min temp cannot be reached is >90ºF)
Not specified 41ºF to 90ºF
(max setting if >90ºF)
50ºF to 109ºF
Exterior Dimensions (D x W x H) 15" x 22" x 16" 17.9" x 28.5" x 18.5" 14.25" x 28" x 15.7" 17.25" x 25" x 20" 21" x 27.5" x 14"
Interior Dimensions (D x W x H) 12" x 17.75" x 12" 13.2" x 13.5"/7.25" x 14.2"/6.25" 15.25" x 10.75" x 10.25" 11.25" x 11"/7.25" x 15"/7.25" 10.4" x 12.75"/6.4" x 17.25"/10.6"
DC Cord Length (feet) 4' 10" 6' 3" 9' 6.5" 9' 6" 7' 9.75"
AC Cord Length (feet) 3' 11" 6' 3" 5' 8" 6' 2" 6' 4.25" (AC adapter only)
14' 7" (DC and AC adapter)
Comes With AC cord, DC cord (both permanently attached inside lid) AC cord, DC cord AC cord, DC cord, extra fuse AC cord, DC cord DC cord, DC to AC adapter and cord
Features Cord storage, drain/plug, wheels and pull handle, heating ability WiFi app, internal light, C/F display, USB port, adjust display brightness, drain/plug, removable adapter collar on DC cord, emergency switch for control panel failure Removable lid, internal light, C/F display Displays battery level, drain/plug Eco power-saving function, internal light
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