Arlo Pro 5S 2K vs Blink Outdoor 4

Updated May 2026

Data from Amazon and official Arlo and Blink sites.

2026 verdict

For 2026, Arlo Pro 5S 2K is the stronger overall choice. Its clearest strengths are connectivity, 2k video, and hdr, and it still looks stronger on color night vision and alerts. Blink Outdoor 4 can still be the right pick, but only if price, rating, and battery life outweighs the wider strengths of Arlo Pro 5S 2K. For most setups, Arlo Pro 5S 2K is the smarter buy.

Winner

Arlo

Arlo Pro 5S 2K

$69.99

BUY NOW

Blink

Blink Outdoor 4

46% OFF

$69.99

$37.99

BUY NOW

Feature	Arlo Pro 5S 2K	Blink Outdoor 4	Winner
Price	$69.99	$37.99	Blink Outdoor 4
Rating	3.5	4.2	Blink Outdoor 4
Battery Life	8 months	2 years	Blink Outdoor 4
Connectivity	2.4 GHz Wifi, 5 GHz Wifi	2.4 GHz Wifi	Arlo Pro 5S 2K
Storage	Cloud	MicroSD Card Slot, Cloud	Blink Outdoor 4
2K Video	YES	NO	Arlo Pro 5S 2K
HDR	YES	NO	Arlo Pro 5S 2K
Color Night Vision	YES	NO	Arlo Pro 5S 2K
Alerts	Motion, People, Animals, Vehicles, Packages, Smoke Alarm Sound, Carbon Monoxide Alarm Sound	Motion, People, Animals, Vehicles	Arlo Pro 5S 2K
Light	Spotlight	NO	Arlo Pro 5S 2K
Customizable Motion Zones	Subscription required	NO	Arlo Pro 5S 2K
Warranty	1 year	1 year	Tie

Winner

Arlo

Arlo Pro 5S 2K

$69.99

BUY NOW

+ Connectivity: 2.4 GHz Wifi, 5 GHz Wifi
+ 2K Video: YES
+ HDR: YES
- Price: $69.99 vs $37.99
- Rating: 3.5 vs 4.2

Blink

Blink Outdoor 4

46% OFF

$69.99

$37.99

BUY NOW

+ Price: $37.99
+ Rating: 4.2
+ Battery Life: 2 years
- Connectivity: 2.4 GHz Wifi vs 2.4 GHz Wifi, 5 GHz Wifi
- 2K Video: NO vs YES

Frequently Asked Questions (FAQ)

Which is better overall: Arlo Pro 5S 2K or Blink Outdoor 4?: Arlo Pro 5S 2K has the stronger overall profile in this comparison, especially for connectivity, 2k video, and hdr.
What is the biggest difference between Arlo Pro 5S 2K and Blink Outdoor 4?: Price is one of the clearest differences: Arlo Pro 5S 2K lists $69.99, while Blink Outdoor 4 lists $37.99.
Which one looks better on price?: Arlo Pro 5S 2K is listed at $69.99, while Blink Outdoor 4 is listed at $37.99. Blink Outdoor 4 (better spec).
Who should buy Arlo Pro 5S 2K?: Choose Arlo Pro 5S 2K if your priority is connectivity and 2k video and that matters more than price.
Who should buy Blink Outdoor 4?: Choose Blink Outdoor 4 if your priority is price and rating and that matters more than connectivity.