Canon EOS 850D explained

Model:	Canon EOS 850D Canon EOS Rebel T8i Canon EOS Kiss X10i
Sensor Size:	22.3 × 14.9 mm (APS-C format)
Res:	6000 × 4000 pixels (3.72 μm pixel size) (approx. 24.1 effective megapixels)
Lens:	Interchangeable (EF / EF-S)
Viewfinder:	Optical pentamirror with 95% coverage and 0.82× magnification / LiveView LCD
Storage:	SD/SDHC/SDXC card (UHS-I bus supported)
Shutterrange:	1/4000 s – 30 s, Bulb; X-sync at 1/200 s
Metering:	TTL, full aperture, 216-zone sensor with 220,000-pixel RGB + IR sensor
Emode:	Scene Intelligent Auto, Flash Off, Creative Auto, Special Scene (Group PhotoKids, Food, Candlelight, Night Portrait, Handheld Night Scene, HDR Backlight Control, Portrait, Landscape, Close-up, Sports), Creative Filters, Program AE, Shutter priority AE, Aperture priority AE, Manual exposure, Movie
Mmode:	Evaluative, Partial, Spot, Centre-weighted Average
Farea:	45 cross-type AF points
Fmode:	One-Shot, AI Focus, AI Servo, Live View (FlexiZone - Multi, FlexiZone - Single, Face detection, Movie Servo)
Cont:	Up to 7 fps (7.5 fps in Live view mode)
Speedrange:	100–25600 (expandable to H: 51200)
Rearlcd:	3.0" (7.7 cm) Clear View II colour TFT vari-angle LCD touchscreen with 1,040,000 dots
Flbkt:	N/A
Fcbkt:	N/A
Wb:	Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom
Wbbkt:	Yes
Flash:	E-TTL II auto-pop-up built-in / External
Dimensions:	131.0 × 102.6 × 76.2 mm (5.16 × 4.04 × 3.00″) (W × H × D)
Weight:	(body only)
Battery:	Li-Ion LP-E17 rechargeable (1800 mAh); 800 shots (CIPA rating)
Price:	US$750
Predecessor:	Canon EOS 800D
Successor:	Canon EOS R10

The Canon EOS 850D, known in the Americas as the EOS Rebel T8i and in Japan as the EOS Kiss X10i, is a digital single-lens reflex camera announced by Canon on February 12, 2020. It is Canon's last APS-C DSLR camera, with the company shifting entirely to mirrorless cameras.^[1] ^[2]

Main features

24.1-megapixel APS-C CMOS sensor with Dual Pixel CMOS AF
45 cross-type AF points.
DIGIC 8, standard ISO 100–25600, H:51200
High-speed Continuous Shooting at up to 7.0 fps
Built-in Bluetooth.
4K UHD (at 23.98 fps) video recording capability
Movie Electronic IS
Built-in HDR and time-lapse recording capability
15 Custom Functions with 44 settings settable with the camera
By default, the 850D uses Canon's standard UI, but if desired, it can be switched to the more beginner-friendly graphic UI also found in the 77D.
Compatible with Bluetooth remote BR-E1

Predecessor comparison

The Canon EOS Rebel T8i/850D is the successor to the Canon EOS Rebel T7i/800D with the following improvements.

New 4K video recording capability (at 23.98 fps).
Longer battery life: 800 vs 600 Shots.
Faster continuous shooting (burst mode): 7.0 FPS vs 6.0 FPS.
Better exposure metering
Bigger RAW Buffer: 40 vs 24 Shots.
Lighter weight: 471g vs 485g (14g lighter) without lenses.
Addition of "AF ON" button to facilitate back-button focusing
Addition of quick control dial

Notes and References

Web site: Bring the Firsts, the Lasts and the In-Between Moments to Life: Capture Photos and Videos with the New EOS Rebel T8i Camera . . 2020-10-17.
Web site: Canon announces Rebel T8i with revamped AF and (proper) 4K video . . 2020-10-17.