12V cooler showdown

Updated October 5, 2026

Dometic CFX5 35
18/20C$1,307.20

Dometic CFX5 35

Alpicool CF45
15/20C$283.04

Alpicool CF45

Two coolers, one question: is the expensive one actually better, or are you paying for the badge? We ran both through the same 20-point rubric. Here's where each one wins its rounds — and where it doesn't.

Round by round

Dometic CFX5 35

Cooling performance18/20
Build quality17/20
Power efficiency17/20
Value14/20

Alpicool CF45

Cooling performance15/20
Build quality14/20
Power efficiency16/20
Value18/20
The badge costs $520. The performance gap costs a lot less.

Specs, side by side

SpecDometic CFX5 35Alpicool CF45
Capacity35 L45 L
Power12/24V DC, 100–240V AC12/24V DC
Weight19.6 kg13.6 kg
Temp range-22°C to +10°C-20°C to +20°C

Which one should you buy?

I want the best, money aside.

The Dometic CFX5 35 (18/20). It wins cooling and build outright.

I want the smart buy.

The Alpicool CF45 (15/20). Nearly the same real-world result for far less money.

Is the premium ever worth it?

If you run the cooler 24/7 for months at a time, the efficiency and durability edge compounds. For weekends, no.

Check Dometic CFX5 35 priceCheck Alpicool CF45 price

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Disclosure: The Driver Gear is reader-supported. When you buy through links on this page, we may earn an affiliate commission at no extra cost to you. Scores reflect our editorial comparison methodology — how we test.