Which records better video at night?

The M800. Its Sony STARVIS 2 IMX678 front sensor and STARVIS 2 rear sensor are built for low light. The S410 has a wide F1.55 lens, which helps, but its smaller 2.5K sensor gives up detail.

Do I need a memory card for either one?

Only for the S410, which takes a Class 10 microSD card up to 256GB. The M800 records to 128GB of built-in eMMC storage and needs no card.

Which is easier to set up and use?

The S410, because its mirror-mounted touchscreen handles setup and playback without a phone. The M800 has no screen and is configured through the app, though Wi-Fi 6 makes transfers quick.

Is the M800 worth stepping up to over the S410?

Yes if you care about footage quality and reliability. The M800 adds 4K, STARVIS 2 sensors on both cameras and built-in storage. The S410 wins on screen size and mirror mounting.

Which handles heat and long parking better?

The S410 publishes a supercapacitor rated for 500,000 cycles and a -10°C to 60°C range, which suits hot cars. The M800's power design is not published, so the S410 has the clearer claim.

Can both record front and rear?

Yes. Both are two-channel systems with a 1080p rear camera. The M800's rear uses a STARVIS 2 sensor; the S410's rear is IP67 rated for exposed mounting.

70mai M800 Dash Cam vs 70mai S410 Mirror Dash Cam

The M800 is the better camera: a 4K Sony STARVIS 2 IMX678 front sensor, a STARVIS 2 rear sensor, built-in 128GB storage and Wi-Fi 6 put it a class above the S410. The S410 is a mirror-style unit with a touchscreen and a wide F1.55 lens, but its 2.5K front footage, microSD dependence and small rating pool make it the budget pick. Buy the M800 if footage quality and reliability matter; buy the S410 if you want a screen in the mirror and simple touch control.

Choose the 70mai M800 if you want the sharpest front footage, strong night detail and storage that cannot be lost or corrupted by a bad card.
Choose the 70mai S410 if you prefer a rearview-mirror form with a touchscreen and a wide-aperture lens for everyday driving.

Prices

70mai M800 Dash Cam: $159.99 at Amazon (last seen Nov 12)
70mai S410 Mirror Dash Cam: $99.89 at Amazon (last seen Nov 12)
Difference: the 70mai S410 Mirror Dash Cam is $60.10 cheaper than the 70mai M800 Dash Cam at the latest prices (Nov 12)

	70mai M800 Dash Cam	70mai S410 Mirror Dash Cam
Front resolution	4K (3840×2160) at 30 fps	2.5K (2592×1944) at 30 fps
Front sensor	Sony STARVIS 2 IMX678	Not a STARVIS 2 sensor; F1.55 aperture
Rear camera	1080p on a Sony STARVIS 2 IMX662	1080p at 25 fps, IP67 rated
Storage	Built-in 128GB eMMC, no card needed	microSD up to 256GB, Class 10 required
Display	No screen; app-based control	9.35-inch IPS touchscreen in mirror form
Connectivity	Wi-Fi 6, downloads up to 10MB/s, built-in GPS	Wi-Fi and GPS logging
Power and heat	Not specified in the listing	Supercapacitor rated 500,000 cycles, built-in battery
Voice control	English and Mandarin only	Not listed

Spec	70mai M800 Dash Cam	70mai S410 Mirror Dash Cam
Front resolution	3840×2160	2.5K
Rear resolution	1080p	1080P
Rear frame rate	30 FPS	1080P/25FPS
Front frame rate	30 frames per second	—
Front sensor	Sony STARVIS 2 IMX678	—
Rear sensor	Sony STARVIS 2 IMX662	—
Built-in memory	128GB eMMC	—
Wi-Fi	Wi-Fi 6	—
GPS	Built-in GPS	—
Download speed	up to 10MB/s	—
Buffered recording	up to 3 minutes before collision	—
Voice control languages	English and Mandarin only	—

Spec	70mai M800 Dash Cam	70mai S410 Mirror Dash Cam
Night Vision	Yes	—
Motion Sensing	Yes	—
With Wi-Fi	Yes	—
Location	Indoor / Outdoor	—
Color	Gray	—
For Dashboard	Yes	—
Frame Rate	30 fps	—
Display size	—	9.35-inch
Display type	—	IPS touchscreen
Front aperture	—	F1.55

70mai M800 Dash Cam vs 70mai S410 Mirror Dash Cam

Prices

70mai M800 Dash Cam vs 70mai S410 Mirror Dash Cam

Prices

70mai S410 Mirror Dash Cam

What separates them

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