Which is better for outdoor use?

The Blink Outdoor 4. It is weather-resistant and runs on AA lithium batteries for up to two years, while the C100 is a wired indoor camera with no outdoor rating.

Which has the sharper picture?

The Xiaomi C100 at 2304 x 1296. The Blink Outdoor 4 records 1080p HD at 30 fps.

Is the Blink worth the extra money?

Only if you need wire-free outdoor mounting. At $78.00 at Poshmark as of November 6, 2026, it costs far more than the C100's $22.99, and you pay for battery life and weather resistance, not resolution.

Do either need a subscription?

The C100 stores to microSD with no subscription listed. The Blink includes a Sync Module 2 for local storage, but person detection may require a subscription.

Which works with voice assistants?

The Blink Outdoor 4 works with Amazon Alexa. The C100's listed support covers only the Android and iOS app.

Which is better for 24/7 recording?

The C100, which is listed for 24/7 protection and records to microSD. The Blink Outdoor 4 does not support continuous recording.

Xiaomi Smart Camera C100 vs Blink Outdoor 4 Camera

Buy the Xiaomi C100 if you want the sharpest picture and the lowest price: it records 2304 x 1296, has Wi-Fi 6, and its lowest daily price was $22.99 on October 28. Buy the Blink Outdoor 4 if the camera must live outdoors on battery: it is weather-resistant, wire-free, and rated for up to two years on AA lithium cells. The Blink's best new price is $78.00 at Poshmark as of November 6, 2026, while the C100's only recorded price is $22.99.

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