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Comparing 4 cameras. You can compare up to 4 at a time.

Rows marked differ.	Remove Player One Mars-M II Mono Camera£265.00Add to basket	Remove Player One Neptune-664C Colour Camera£260.00Add to basket	Remove ToupTek ATR183C Colour Cooled Camera Original price was: £690.00.Current price is: £620.00.View camera	Remove ToupTek G3M678M Mono Camera Original price was: £275.00.Current price is: £220.00.Add to basket
Sensor
Sensor (differs)	Sony IMX462	Sony IMX664	Sony IMX183	Sony IMX678
Colour or mono (differs)	Mono	Colour	Colour	Mono
Sensor format (differs)	1/2.8″	1/1.8″	1″	1/1.8″
Sensor size (differs)	5.6 × 3.2 mm	7.8 × 4.5 mm	13.2 × 8.8 mm	7.7 × 4.3 mm
Diagonal (differs)	6.5 mm	9 mm	15.9 mm	8.8 mm
Image size (differs)	1944 × 1096 px	2704 × 1540 px	5440 × 3648 px	3840 × 2160 px
Sensor megapixels (differs)	2.1 MP	4.2 MP	20 MP	8.3 MP
Pixel size (differs)	2.9 µm	2.9 µm	2.4 µm	2 µm
Shutter	Rolling	Rolling	Rolling	Rolling
ADC	12 bit	12 bit	12 bit	12 bit
Full well (differs)	12 ke⁻	38.5 ke⁻	15 ke⁻	11.6 ke⁻
Read noise, low to high gain (differs)	2.6–0.7 e⁻	6.1–0.67 e⁻	–	2.55–0.5 e⁻
Peak QE (differs)	91%	91%	–	>83%
Camera
Cooled (differs)	No	No	Yes	No
Cooling (differs)	None	None: passive heatsink	Two-stage TEC, up to 42 °C below ambient	None
Max frame rate (differs)	136 fps (10-bit)	93 fps (10-bit)	8.6 fps (12-bit)	47 fps (8-bit)
Image buffer (differs)	256 MB	256 MB	512 MB	512 MB
Back focus (differs)	12.5 mm	12.5 mm	–	12.5 / 17.5 mm
Connection	USB 3.0	USB 3.0	USB 3.0	USB 3.0
Adapters (differs)	M42×0.75, 1.25″	M42×0.75, 1.25″	M42×0.75, M48×0.75	1.25″ nosepiece, C, CS
Size and weight
Weight (differs)	180 g	180 g	–	70 g
Body diameter (differs)	66 mm	66 mm	80 mm	37 mm
Buying
Availability	Usually in stock	Usually in stock	Usually in stock	Usually in stock