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Viofo A139 Pro (2K) — Security/dash cam · 2K
Viofo

Viofo A139 Pro (2K)

Security/dash cam · 2K

85
/ 100
From $400
VS
Eufy S330 4K Solo Cam (4K) — Security/dash cam · 4K
Eufy

Eufy S330 4K Solo Cam (4K)

Security/dash cam · 4K

85
/ 100
From $220
Specdex verdict

Dead heat — it comes down to priorities.

In our weighted Specdex score, Viofo A139 Pro (2K) lands at 85 and Eufy S330 4K Solo Cam (4K) at 85. With scores tied, the decision hinges on which sub-scores matter most to you.

Pick Viofo A139 Pro (2K) if…

  • ✓Weatherproof (most)
  • ✓Night vision
  • ✓Cloud + local storage options

Pick Eufy S330 4K Solo Cam (4K) if…

  • ✓Weatherproof (most)
  • ✓Night vision
  • ✓Cloud + local storage options
Viofo A139 Pro (2K) 85
vs
85 Eufy S330 4K Solo Cam (4K)

Score breakdown

Viofo A139 Pro (2K)
85
image 81
features 85
build 86
value 82
Eufy S330 4K Solo Cam (4K)
85
image 81
features 85
build 86
value 82

Specs side-by-side

Viofo A139 Pro (2K) versus Eufy S330 4K Solo Cam (4K) — full spec comparison
Spec Viofo A139 Pro (2K) Eufy S330 4K Solo Cam (4K)
Type
Security/dash cam
Security/dash cam
Resolution
2K
▲ 4K
Release year
2022
2023

Viofo A139 Pro (2K)

Pros
  • +Weatherproof (most)
  • +Night vision
  • +Cloud + local storage options
Cons
  • −Cloud storage subscription
  • −Wi-Fi dependency
  • −Privacy considerations

Eufy S330 4K Solo Cam (4K)

Pros
  • +Weatherproof (most)
  • +Night vision
  • +Cloud + local storage options
Cons
  • −Cloud storage subscription
  • −Wi-Fi dependency
  • −Privacy considerations

FAQ: Viofo A139 Pro (2K) vs Eufy S330 4K Solo Cam (4K)

Which is better, Viofo A139 Pro (2K) or Eufy S330 4K Solo Cam (4K)? +

Both score 85 on our weighted rubric — tied. Your best pick depends on the sub-scores above.

Is Viofo A139 Pro (2K) worth the price? +

At $400, Viofo A139 Pro (2K) delivers a Specdex score of 85 — strongest in build.

Is Eufy S330 4K Solo Cam (4K) worth the price? +

At $220, Eufy S330 4K Solo Cam (4K) delivers a Specdex score of 85 — strongest in build.

Does Viofo A139 Pro (2K) or Eufy S330 4K Solo Cam (4K) last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.