Verdict
Head-to-head · Best Portable Tire Inflators

Slime Cordless Pro Power vs Viair 88P

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

The short answer

Slime Cordless Pro Power and Viair 88P score essentially the same (4.7 vs 4.7). Pick the one whose trade-offs match your priorities — the strengths and watch-outs below are where they actually differ.

Slime Cordless Pro Power
Ranked #1 in Best Portable Tire Inflators
Slime Cordless Pro Power
$115

The Cordless Pro Power is the best-overall pick — Slime's hybrid inflator for cars and SUVs.

Strengths
  • Hybrid 12V + battery design
  • Inflates 3 car tires per charge
  • 3 min to fill standard tire
Watch-outs
  • Battery life limited under heavy use
  • Larger than Viair 88P
  • Heavier than compact units
Viair 88P
Ranked #2 in Best Portable Tire Inflators
Viair 88P
$80

The 88P is the fast-inflation pick — Viair's direct-battery compressor with class-leading speed.

Strengths
  • Incredibly fast inflation
  • Direct battery clips power
  • Heavy-duty for off-road tires
Watch-outs
  • Battery clips only — no 12V plug
  • Analog gauge sometimes inaccurate
  • Constant gauge checking required

How they stack up

Slime Cordless Pro Power

Best cordless + 12V hybrid. Strong runtime.

Viair 88P

Fastest inflation. Battery clips only. Heavy-duty.

Specs side-by-side

SpecSlime Cordless Pro PowerViair 88P
Power12V hybrid + batteryHeavy-duty
Fill Time~3 min
Warranty2-year
BrandSlimeViair
TypeDirect battery
GaugeAnalog
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